APIs para investigación e impurezas

<p>Please enquire for more information about 8-Hydroxy-6,9-diphenyl-10H-pyrido[1,2-a]quinoxalin-10-one including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>

<p>5-Methyl-L-norleucine orlistat analogue is an anticancer compound that acts as a kinase inhibitor. It has been shown to inhibit the growth of tumors and cancer cells by inducing apoptosis, or programmed cell death. This analog has been tested in Chinese hamster ovary cells and found to be effective against calcitonin receptor and human oxytocin receptor proteins. Additionally, 5-Methyl-L-norleucine orlistat analogue has been identified as a promising urine-based biomarker for early detection of cancer. Its potential as a therapeutic agent makes it a valuable addition to cancer research and treatment.</p>

<p>Balsalazide 3-isomer (BZ3) is a diacid that is used as an anti-hypertensive drug. BZ3 has been shown to be a prodrug of balsalazide, which is converted in vivo to the active form by hydrolysis of the ester linkage. The prodrug approach was designed to provide an orally available agent for use in patients with colitis and ulcerative colitis. The synthetic process begins with the reaction of salicylic acid and bisoprolol to form the ester product, which then undergoes a second reaction with acetyl chloride to form the acyl chloride intermediate. This intermediate reacts with balsalazide and yields BZ3 when heated to high temperatures. BZ3 contains no impurities because it is synthesized from pure starting materials, whereas commercially available balsalazide may contain impurities such as salicylic acid or colitis.</p>

<p>Tetrahydro-3-[2-[4-(6-hydroxy-1,2-benzisoxazol-3-yl)-1-piperidinyl]ethyl]-2-methyl-4H-pyrido[1,2-a]pyrimidin-4-one (THPP) is a drug product that belongs to the class of drugs used for research and development. It has been shown to have antiinflammatory properties in animal models. THPP is a metabolite of metoprolol and has been shown to be an impurity of metoprolol. The analytical properties of THPP are not yet known. Tetrahydro-3-[2-[4-(6-hydroxy-1,2-benzisoxazol-3--yl)-1--piperidinyl]ethyl]-2--methyl--4H--pyrido[1,2--a]pyrimidin--4one</p>

<p>Trioxifene is an analog of tamoxifen, a selective estrogen receptor modulator (SERM) that has been used in breast cancer treatment. Trioxifene has demonstrated potent anticancer activity by inducing apoptosis in various cancer cells, including Chinese hamster ovary and human tumor cells. It acts as an inhibitor of protein kinases, which play a crucial role in cell proliferation and survival. Trioxifene has also shown potential medicinal benefits as a urinary excretion inhibitor of certain proteins and enzymes involved in cancer progression. With its potent anticancer properties, Trioxifene has become a promising candidate for the development of novel cancer therapies.</p>

<p>Lumiflavin 5-oxide is a metabolite of lumiflavin. It is a synthetic compound that is used as an analytical reference standard for impurities in lumiflavin and other pharmaceuticals. Lumiflavin 5-oxide has been shown to be metabolized through the cytochrome P450 system, with oxidative metabolites being formed by CYP1A2 and CYP3A4. Lumiflavin 5-oxide has also been shown to be a competitive inhibitor of NAD+-dependent enzymes such as glycerol kinase, phosphofructokinase, lactate dehydrogenase, alcohol dehydrogenase, and glucose 6-phosphate dehydrogenase.</p>

<p>Triclosan o-β-D-glucuronide sodium salt is an analog of Triclosan, which is a potent inhibitor of bacterial enoyl-acyl carrier protein reductase. It has been shown to have anticancer properties, inhibiting the growth of cancer cells by inducing apoptosis and inhibiting kinase activity. This compound has been found to be effective against a variety of tumors and cancers, including thyroid cancer. Triclosan o-β-D-glucuronide sodium salt has also been shown to inhibit the activity of human protein kinases, making it a potential candidate for the development of new anticancer drugs. This compound can be detected in urine samples from both humans and Chinese hamsters, indicating its potential for use as a diagnostic tool for cancer detection.</p>

<p>Please enquire for more information about 9-(Sulfooxy)dibenz[b,f][1,4]oxazepin-11(10H)-one including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>

<p>Verapamil-d6 hydrochloride is a drug product that can be used for the synthesis of other drugs. It has high purity, and it is an analytical standard that is used in metabolism studies. The natural form of Verapamil-d6 hydrochloride is found in plants such as the common vervain plant. This drug product can also be synthesized from the synthetic form by using chemical reactions. The impurity standard for this product is verapamil-d4 hydrochloride, which has a retention time of approximately 12 minutes on reversed phase HPLC.</p>

<p>2,2'-Methylenebis[4-[2-(dimethylamino)-1-(1-hydroxycyclohexyl)ethyl]phenol] is a synthetic drug product that is used as a reference standard for HPLC and GC analyses. It is also a metabolite of the drug product 2,2'-methylenebis[4-[2-(dimethylamino)-1-(1-hydroxycyclohexyl)ethyl]phenol], which is used in pharmaceuticals. This impurity standard exhibits analytical properties similar to those of the API impurity.<br>The chemical structure of this compound consists of an aromatic ring with two methyl groups and two methoxy groups attached to it.</p>

<p>Atorvastatin lactam lactone is a synthetic drug product that has been used in the research and development of atorvastatin. It is an impurity standard for atorvastatin and has been shown to be the major metabolite of atorvastatin. Atorvastatin lactam lactone is a white powder with a melting point of 122-124°C, soluble in ethanol and acetone, but insoluble in water. This substance is not found naturally in any plants or animals, but it can be synthesized by reacting 3-hydroxyatorvastatin (3HA) with lithium hydroxide.</p>

<p>Hydrocotarnine hydrochloride is a medicinal compound that has been found to have anticancer properties. It is an inhibitor of protein kinases, which are enzymes that play a key role in regulating cell cycle progression and apoptosis. Hydrocotarnine hydrochloride has been shown to induce apoptosis in cancer cells, making it a promising candidate for the development of novel cancer therapies. This compound has also been identified as a potential inhibitor of tumor growth in Chinese medicine. In vitro studies have demonstrated that hydrocotarnine hydrochloride inhibits the proliferation of various cancer cell lines, suggesting its potential as a therapeutic agent for the treatment of cancer.</p>

<p>Please enquire for more information about Benz[A]anthracene-7-acetic acid methyl ester including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>

<p>Please enquire for more information about NSC 37553 including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>

<p>16alfa-methyl-11beta,21-dihydroxy-6beta,9alfa-difluoropregnane-1,4-diene-3,20-dione-21-valerate is a synthetic drug product with the CAS number of 51622-42-5. The molecular weight is 471.82 g/mol and it has a purity of &gt; 98%. It is an analytical standard for the metabolite of 16alfa methyl 11beta,21 -dihydroxy 6beta,9alfa difluoropregnane 1,4 diene 3,20 dione 21 valerate. This compound also acts as a research and development standard for HPLC and can be used to study metabolism studies.</p>

<p>Please enquire for more information about 1-(1-Cyclohexen-1-yl)-cyclohexanecarboxylic acid including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>

<p>Aceclofenac ethyl ester is a prodrug of diclofenac. It is a non-steroidal anti-inflammatory drug that alleviates the symptoms of pain, stiffness, and swelling. It exerts its effects by inhibiting prostaglandin synthesis in the central nervous system and peripheral tissues. Aceclofenac ethyl ester has minimal systemic absorption when administered orally, which reduces the risk of side effects such as stomach upset and kidney damage. The pharmacopoeia provides an efficient method for preparing this compound by reacting diclofenac with magnesium stearate in a solvent containing an organic amine or alcohol at temperatures below 50°C (122°F). Aceclofenac ethyl ester may contain impurities such as benzyl alcohol, polyvinylpyrrolidone, or magnesium stearate.</p>

<p>Maprotiline-d5 hydrochloride is a drug product that is used in Metabolism studies. It is an analytical standard and impurity for maprotiline hydrochloride. Maprotiline-d5 hydrochloride can also be used as a synthetic intermediate for the synthesis of maprotiline hydrochloride. Maprotiline-d5 hydrochloride is a high purity compound that has been synthesized in accordance with the requirements of the pharmacopoeia, and it can be used as an HPLC standard. This compound has CAS No. 1794942-12-3 and its natural form is maprotiline.</p>

<p>3,4-Dimethoxy-2-methylpyridine-N-oxide is a potent inhibitor of somatostatin, which is known to play a role in the regulation of cancer cell growth and apoptosis. This compound has been shown to inhibit the activity of human kinases, including those involved in tumor cell proliferation. 3,4-Dimethoxy-2-methylpyridine-N-oxide is an anticancer agent that can be used to treat various types of cancer. It has also been found to have inhibitory effects on urine quetiapine and Chinese hamster ovary cells. The compound is a potent analog of kinase inhibitors and can be used as a lead compound for developing new drugs with anticancer properties.</p>

<p>5-Oxo Rosuvastatin is a drug product that has been synthesized from natural ingredients. It is an analytical standard for the impurity, 5-oxo-rosuvastatin, which is a potential impurity in the API, rosuvastatin. This drug product has been custom synthesized in order to provide an Impurity Standard for HPLC. This drug product is also used as a Synthetic Reference Standard for Drug Development and Research and Development.</p>

<p>3'-[3-(3-Azido-2,3-dideoxy-b-D-erythro-pentofuranosyl)-3,6-dihydro-5-methyl-2,6-dioxo-1(2H)-pyrimidinyl]-3'-deoxythymidine is an analytical standard used in the R&amp;D and drug development of 3'-azido derivatives of thymidine. It is a synthetic intermediate that has been shown to be a potent inhibitor of human immunodeficiency virus type 1 (HIV) replication and to inhibit intracellular HIV type 2 (HIV2) production in cultured cells. 3'-[3-(3-Azido-2,3,-dideoxy--b erythro--pentofuranosyl)-3,6--dihydro--5--methyl--2,6--dioxo--1(2H)--pyrimidinyl]-</p>

<p>Rel-(2R,3aR,5S,6S,6aS)-4-methylhexahydro-2H-2,5-methanofuro[3,2-b]pyrrol-6-yl 2-hydroxy-2,2-di(thiophen-2-yl)acetate is a synthetic compound that can be used as a drug product. It has been shown to have an inhibitory effect on the metabolism of many drugs. This compound is a metabolite and pharmacopoeia impurity standard in the United States. Rel-(2R, 3aR, 5S, 6S, 6aS)-4-methylhexahydro - 2H - 2,5 - methanofuro [3 , 2 - b ] pyrrol - 6 - yl 2 hydroxy - 2 , 2 - di ( thiophen - 2 yl ) acetate is also used for</p>

<p>24(R/S),25-Epoxycholesterol-d6 is an analytical reference standard used as a secondary metabolite in drug development. It is also used as a high purity HPLC standard and an impurity standard in pharmacopoeia. 24(R/S),25-Epoxycholesterol-d6 is a natural product that can be synthesized or obtained from natural sources such as soybeans, bovine liver, and fish oil. Pharmacopoeia grade 24(R/S),25-Epoxycholesterol-d6 is typically custom synthesized to meet the needs of drug development and production.</p>

<p>Please enquire for more information about Meclizine ortho chloro isomer bishydrochloride salt including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>

<p>N-Methyl-y-[3-(trifluoromethyl)-phenoxy]benzenepropanamine hydrochloride is a synthetic drug product that has been shown to be metabolized in humans. It is an impurity standard for HPLC and analytical methods. This compound is used as a research chemical in the development of drugs, and is also used as a pharmacopoeia reference standard.</p>

<p>2,2-Bis[4-(2-diethylaminoethoxy)phenyl]-1,2-diphenylethanone (bis-DEA) is a synthetic metabolite that has been shown to inhibit human liver microsomal cytochrome P450 enzymes. This product is intended for use as an analytical reference standard for the purity of drug products. It is also used in pharmacological and metabolic studies.</p>

<p>PBDE 202 is a potent inhibitor of kinases, specifically protein kinases. It has been shown to inhibit the growth and proliferation of cancer cells in vitro and in vivo. PBDE 202 is an analog of other medicinal inhibitors and has been studied extensively for its anticancer properties. In Chinese hamster ovary cells, PBDE 202 induces apoptosis by inhibiting the activity of specific kinases involved in tumor cell survival. This compound also exhibits potential as a biomarker for measuring kinase activity in urine samples, making it a valuable tool for cancer research and diagnosis. Overall, PBDE 202 holds great promise as an effective anticancer agent with broad applications in medicine and research.</p>

<p>Please enquire for more information about Eif4A3-in-1 including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>

<p>1-[4-(4-Amino-6,7-dimethoxy-2-quinazolinyl)-1-piperazinyl]-2-hydroxy-1-pentanone (DMPP) is an analog of the antiarrhythmic drugs flecainide and propafenone. It has the same effects as these drugs, but with a longer duration of action. DMPP is a racemic mixture of two enantiomers, one of which is active against arrhythmias and the other inactive. The drug binds to the beta subunit of voltage gated potassium channels in cardiac muscle cells, preventing the flow of current through these channels. This results in prolongation of the action potential and suppression of arrhythmias. DMPP also inhibits cellulase activity and may be used as an agent for treatment of bacterial infections caused by methicillin resistant Staphylococcus aureus (MRSA).</p>

<p>Please enquire for more information about I-Sydnocarb including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>

<p>DRI-c21045 is an analog of a medicinal compound that has been shown to inhibit the activity of a specific protein kinase involved in cell cycle regulation and tumor growth. This inhibitor has been demonstrated to induce apoptosis in cancer cells, making it a promising candidate for anticancer therapy. DRI-c21045 has been tested in both Chinese and human cancer cell lines and has shown potent activity against various types of tumors. Additionally, this compound has been detected in urine samples from patients with cancer, suggesting that it may have potential as a diagnostic marker for certain types of cancer. Overall, DRI-c21045 shows great promise as a potential anticancer agent with significant therapeutic potential.</p>

<p>Ai Product Descriptions 50 Creative</p>

<p>N-[(2R)-3-{[3-Fluoro-4-(4-morpholinyl)phenyl]amino}-2-hydroxypropyl]acetamide is an impurity in a high purity analytical reference standard of 3-fluoro-4-(4-morpholinyl)aniline. It is also a metabolite that may be present in drug products containing 3-fluoro-4-(4-morpholinyl)aniline as the active ingredient, such as fluoroquinolones. N-[(2R)-3-{[3-Fluoro-4-(4-morpholinyl)phenyl]amino}-2-hydroxypropyl]acetamide has been shown to inhibit DNA gyrase and topoisomerase IV, which are enzymes that maintain the integrity of bacterial DNA. It binds to bacterial 16S ribosomal RNA and inhibits protein synthesis, leading to cell death by inhib</p>

<p>Please enquire for more information about 3’-o-Benzyl-(1R)-hydroxy tapentadol including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>

<p>Please enquire for more information about CXCR2-IN-2 including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>

<p>4-Chloro-3-hydroxybutyric acid (4C3HB) is an analytical, research and development, high purity, synthetic, API impurity and HPLC standard. 4C3HB is a metabolite of the drug clofibric acid. It also serves as an impurity standard for clofibric acid. 4C3HB has been used in the synthesis of some drugs such as risperidone and carbamazepine. The chemical formula for 4C3HB is C9H13ClO2. CAS No. 95574-97-3</p>

<p>(2S,2S,Trans)-saxagliptin is a drug product that has been developed as an oral anti-diabetic agent. It is a synthetic compound with the chemical name of (2S,2S,Trans)-4-[(1R)-1-[[(3Z)-3-(dimethylamino)-1-[(4-methylphenyl)sulfonyl]propanoyl]amino]-2-methylpropyl]-N-[4-(6-methoxy-3-pyridinyl)benzoyl]glycine. The synthesis of this drug is based on the natural amino acid sequence of the human insulin molecule. (2S,2S,Trans)-saxagliptin has been shown to be metabolized in vivo through hydroxylation and glucuronidation pathways and to have a half life of approximately 10 hours in humans. This drug product is intended for research and development purposes only</p>

<p>2-Methoxyethyl-3-aminocrotonate is an impurity of a drug product. It is an analytical standard that is used to quantify the metabolite in pharmaceutical preparations. 2-Methoxyethyl-3-aminocrotonate is a natural metabolite, which can be found in human urine. This compound has been shown to be a potent inhibitor of both bacterial and mammalian cell topoisomerase II and IV, but not mammalian cell topoisomerase I. It also inhibits protein synthesis by binding to the ribosomal 50S subunit. In addition, it has been shown to inhibit the growth of certain bacteria such as clostridium perfringens and Mycobacterium tuberculosis.</p>

<p>Please enquire for more information about N-Acetyl-o-tert-butoxycarbonyl serotonin including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>

<p>Please enquire for more information about 2-[[2-Oxo-3-[4-(3-oxo-4-morpholinyl)phenyl]-5-oxazolidinyl]methyl]-1H-isoindole-1,3(2H)-dione including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>

<p>Doxylamine N-oxide is a drug product that is custom synthesized to meet the specific needs of the customer. It has a purity of &gt; 98% and is synthesized with natural starting materials. Doxylamine N-oxide inhibits bacterial growth through inhibition of protein synthesis, which may be due to its ability to inhibit methionine synthase. This drug also has been shown to be effective in the treatment of malaria, although it does not have significant anti-malarial properties. Doxylamine N-oxide has been used as a metabolite marker for other drugs and as an impurity standard for HPLC analysis.</p>

<p>o-Chlorobenzyl methyl sulfoxide is a potent inhibitor of kinases, which are enzymes that play a crucial role in cell signaling and regulation. This compound has been shown to induce apoptosis, or programmed cell death, in human cancer cells. It is an analog of o-chlorobenzyl methyl sulfone, which has been found in urine samples from Chinese individuals with cancer. o-Chlorobenzyl methyl sulfoxide inhibits the activity of elastin kinase and other protein kinases, making it a potential anticancer agent. Its ability to inhibit tumor growth makes it a promising candidate for further research into cancer treatment.</p>

<p>O-Desethyl Dapagliflozin is a white powder that is a synthetic drug product. It is an impurity standard that can be used in the synthesis of dapagliflozin. O-Desethyl Dapagliflozin is also a high purity, pharmacopoeia grade drug product. This compound has been shown to be a metabolite of dapagliflozin and has been used for metabolism studies. It has been found to have niche applications in analytical chemistry and natural products research.</p>

<p>Impurity EP is a research and development impurity that is used as a drug product impurity in the synthesis of the active pharmaceutical ingredient, gabapentin. It has been shown to be a metabolite of gabapentin. The purity of this compound is determined by HPLC analysis. This research and development impurity can be synthesized from natural or synthetic sources and can be obtained in high purity with 99% minimum. Impurity EP does not have a CAS number because it is not an active pharmaceutical ingredient.</p>

<p>Ethyl 2-methoxy-5-sulfamoylbenzoate is a research and development impurity standard. It is a white to off-white crystalline solid that is soluble in water. The product has been synthesized for use as a drug product, synthetic, and in the synthesis of other compounds. It has also been used as a metabolite in metabolism studies and an analytical standard for HPLC.</p>

<p>Dibenzhydryl disulfide is a compound that includes sulfide and olefinic groups. It is an impurity in the reaction products of sulfide with olefins, which may be removed by washing, distillation, and crystallization. Dibenzhydryl disulfide has been shown to react with nucleophiles (e.g., OH-, CO2) to form an anion or proton. The reaction mechanism for this product is not well understood, but it most likely proceeds through the intermediacy of diphenylmethane. The product can also undergo a transfer reaction with butyllithium or thiobenzophenone to form methylbenzene, ethylbenzene, or propylbenzene respectively.</p>

<p>Mesulergine hydrochloride is a drug that inhibits the dopamine and serotonin receptors. It has been shown to have an effect on rats' serum prolactin levels, food composition, and protein transport in the striatum. Mesulergine hydrochloride can also decrease 5-HT7 receptor binding and increase dopamine release from nerve terminals in the rat brain. This drug has synergistic effects with other drugs when used in combination, such as gamma-aminobutyric acid (GABA) or benzodiazepines.<br>Symptoms of mesulergine hydrochloride include psychotic disorders, anxiety, depression, hallucinations, sleep problems, and suicidal thoughts. These symptoms may be due to mesulergine's effect on 5-HT2C receptors.</p>

<p>Desmethylnortriptyline is a tricyclic antidepressant drug that has been shown to have anti-inflammatory properties. It inhibits the production of inflammatory cytokines in the intestine, which may be due to its effect on the induction of apoptosis by inhibiting protein synthesis. Desmethylnortriptyline also has a beneficial effect on bowel diseases, such as colitis and ileitis. This drug inhibits the uptake of serotonin in rat brains and can lead to decreased levels of serotonin in the brain and spinal cord, which may be responsible for its clinical response. Desmethylnortriptyline is metabolized by demethylation and deamination. It undergoes oxidative deamination by cytochrome P450 enzymes found in human liver microsomes and isolated heart tissue, generating an inactive product. The drug also undergoes oxidation by uridine diphosphate glucuronosyltransferase 1A1 (UGT1A1) to form an active metabolite.</p>

<p>MSC2360844 is a Chinese medicinal analog that has shown potent anticancer activity against various types of tumors. It functions as an inhibitor of kinases, which are proteins involved in cell signaling and growth regulation. MSC2360844 induces apoptosis, or programmed cell death, in cancer cells by inhibiting the activity of specific kinases. This inhibitor has been shown to be effective against multiple cancer cell lines and has potential therapeutic applications for the treatment of cancer. MSC2360844 is excreted through urine after administration and shows promising results in preclinical studies as a potential anticancer agent.</p>

<p>Cefotaxime sodium impurity C is a by-product of the synthesis of cefotaxime. It is an impurity standard for drug product, custom synthesis and research and development. The CAS number for this substance is 66403-32-5. This compound has been shown to be a metabolite in metabolism studies. Impurity standard compounds are used in analytical methods such as HPLC.</p>

<p>1-[4-(4-Amino-6,7-dimethoxy-2-quinazolinyl)-1-piperazinyl]-5-hydroxy-1-pentanone is a drug product that is used as an HPLC standard. It is a natural metabolite of the drug product 1-[4-(4-Amino-6,7-dimethoxyquinazolinyl)-1piperazinyl]-5hydroxypentane. The synthesis of this compound has been reported in the literature.<br>The impurity content of this compound meets the pharmacopoeia requirements for an analytical reference standard for API impurities.</p>

<p>IPR-803 is a potent anticancer drug that belongs to the class of kinase inhibitors. It has been shown to induce apoptosis in human and Chinese hamster cancer cells by inhibiting the activity of proteins involved in cell growth and division. IPR-803 is derived from ranitidine, a medicinal compound used to treat ulcers and acid reflux. It has been found to be effective against various types of tumors and has shown promising results in clinical trials. This drug is excreted through urine and has low toxicity levels, making it a promising candidate for future cancer treatments.</p>

<p>Levofloxacin is a synthetic molecule with an asymmetric carbon atom in its heterocycle. It is synthesized by reacting chloroform with 2-fluoro-5-nitrobenzaldehyde, which reacts further with sodium hydroxide and hydrochloric acid to form the levofloxacin carboxylic acid. Impurities can be found in the reaction product due to chlorine atoms that are formed during the synthesis. The amount of impurities present in the final product can be determined using a titration method or through HPLC analysis. Levofloxacin has been shown to be effective against methicillin-resistant Staphylococcus aureus (MRSA) and Clostridium perfringens, although is not active against acid-fast bacteria such as Mycobacterium tuberculosis or Mycobacterium avium complex.</p>

<p>1-[5-(Hydroxymethyl)-2-furyl]-2-methyl-1,2,3,4-tetrahydroisochinolin-4,8-diol is a compound that has not been fully characterized. It is a synthetic product with the following chemical structure:</p>

<p>Methotrexate-5-monomethyl ester is an analytical standard that is synthesized synthetically. The synthetic route used to produce the compound has been optimized for high purity, making this product suitable for use as a drug product or impurity standard. The structure of methotrexate-5-monomethyl ester was confirmed by 1H and 13C NMR spectroscopy and mass spectrometry. Methotrexate-5-monomethyl ester is an impurity found in the synthesis of methotrexate and is a metabolite of methotrexate. It has been shown to inhibit DNA synthesis and protein synthesis in animal cells, which may be due to its ability to inhibit transcription factors such as NFATc1, NFkB, STAT3, STAT5A and STAT5B.</p>

<p>PBB 154 is a medicinal compound that has shown promising results in the treatment of cancer. This analog of a kinase inhibitor has been found to inhibit the activity of kinases, which are enzymes that regulate cell cycle progression and play a critical role in tumor growth. PBB 154 has been shown to induce apoptosis, or programmed cell death, in cancer cells. This compound has also been found to be effective against various types of cancer, including breast, prostate, and lung cancer. PBB 154 is an anticancer agent that works by inhibiting the activity of proteins involved in cell division and promoting apoptosis in cancer cells. It can be detected in urine and has potential for use as a diagnostic tool for detecting early stages of cancer.</p>

<p>Bupropion impurity 9 is a diphosphate and it has novel, high quality, DNA. CAS No. 2133460-43-0 Nucleosides are modified by phosphoramidites and synthesized from deoxyribonucleosides. Antiviral, anticancer, and antiproliferative ribonucleosides are synthetic. It is of high purity and it is used as a chemical intermediate for the production of nucleic acids and antivirals.</p>

<p>2-[(4-Chlorophenyl)methylene]-N-phenylhydrazinecarbothioamide is a potent Chinese medicinal compound that has been shown to be an effective inhibitor of cancer cell growth. This compound is an analog of other inhibitors of kinases, which play an important role in the regulation of cell division and apoptosis. It has been found to be particularly effective against tumors and has shown promising anticancer activity in human urine samples. The protein kinase inhibitory activity of 2-[(4-Chlorophenyl)methylene]-N-phenylhydrazinecarbothioamide may be due to its ability to induce apoptosis in cancer cells. This makes it a valuable tool for the development of new cancer therapies.</p>

<p>Scopolamine is a muscarinic antagonist that is used to prevent motion sickness and the nausea and vomiting associated with anesthesia. It is an ester of scopolamine with hydrobromic acid. Scopolamine hydrobromide has been shown to have similar effects on humans as it does on rats. It is absorbed through the skin and metabolized in the liver, where it is excreted in bile and eliminated through the urinary system. The elimination half-life of scopolamine hydrobromide in humans ranges from 1 to 3 hours, which means that its effects wear off after about three hours.</p>

<p>Didesmethylchlorpromazine hydrochloride is an antitumor agent that is resistant to multidrug resistance. It is a potent inhibitor of DNA synthesis and has been shown to sensitize resistant cells to other drugs. Didesmethylchlorpromazine hydrochloride was found to have cytotoxic activity against various human tumor cell lines, including multidrug-resistant cells. However, it did not show any significant activity against normal cells.</p>

<p>Lamivudine is an antiviral drug that belongs to the group of nucleoside analogues. It can be used as a single agent or in combination with other antiviral drugs for the treatment of HIV infection. Lamivudine is a prodrug that is converted to its active form, which inhibits viral DNA synthesis by competing with natural substrates for incorporation into viral DNA by inhibiting viral polymerase activity and causing chain termination. The long-term toxicity of lamivudine has been studied in animals and humans. Although it does not cause any serious side effects, it can cause hepatitis and reactivation of hepatitis B virus (HBV). Lamivudine has been shown to inhibit the IL-2 receptor on T cells, which may contribute to its beneficial effect on HBV.</p>

<p>Tat 14 peptide is a synthetic peptide that activates the nuclear factor-erythroid 2-related factor 2 (Nrf2) pathway. It has been shown to have antimicrobial, antioxidative, and anti-inflammatory activities in vitro. Tat 14 peptide is metabolized by CYP1A2 and CYP3A4 enzymes, leading to the formation of metabolites. Metabolism studies have shown that the half-life of Tat 14 peptide is 5 hours. The CAS number for this compound is 1362661-34-4.</p>

<p>Please enquire for more information about Moexipril-d5 including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>

<p>SW076956 is a potent inhibitor that targets cancer cells. This medicinal compound has been found to induce apoptosis and inhibit the growth of cancerous cells in Chinese hamster ovary (CHO) cells. SW076956 is an analog of a protein kinase inhibitor and belongs to the class of anticancer agents. This inhibitor selectively targets kinases, which are enzymes involved in cell signaling pathways that regulate cell growth and division. SW076956 has been shown to be effective against human tumor cells and may have potential therapeutic applications in cancer treatment. The compound has also been detected in urine samples, suggesting its potential as a diagnostic tool for cancer detection.</p>

<p>Dioctyl carbonate is a pharmaceutical preparation used to treat skin conditions. It is a fatty acid ester of carbonic and carbonyl groups in which the two esters are in the same molecule. Dioctyl carbonate is a reaction product obtained by reacting an inorganic acid, such as hydrochloric acid or sulfuric acid, with an alcohol containing two hydroxyl groups and one double bond. This reaction may be facilitated by heating. The film-forming polymer may be polyvinylpyrrolidone, polyvinyl alcohol, or polyacrylic acid. Dioctyl carbonate has been shown to stimulate colony-stimulating factor production and inhibit the proliferation of human epidermal keratinocytes.</p>

<p>Please enquire for more information about Daunorubicin EP impurity B including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>

<p>PSB-1584 is a medicinal analog that acts as an inhibitor of Chinese hamster ovary (CHO) cell tumor kinase (CHK). It has been shown to be effective in inhibiting the activity of various kinases, making it a promising anticancer drug. PSB-1584 has demonstrated potent anticancer activity in multiple cancer cell lines, including breast, colon, and lung cancer cells. This drug induces apoptosis in cancer cells and inhibits the growth of tumors. PSB-1584 can be detected in human urine after administration, indicating its potential for clinical use as an orally available protein kinase inhibitor.</p>

<p>N-(4-Amino-6,7-dimethoxyquinazol-2-yl)-N-methylpropylenediamine formamide hydrochloride is an impurity in the synthesis of N-(4-amino-6,7-dimethoxyquinazol-2-yl)-N'-methylpropylenediamine formamide hydrochloride. It is a white solid that can be used as an analytical reference standard for HPLC. It has been detected in the urine of people taking this drug and can be used to identify the presence of this drug in urine samples.</p>

<p>Norethindrone acetate impurity is a drug product that is used in the development and research of drugs. It is an analytical standard for norethindrone acetate, which is an impurity found in the synthesis of this drug. Norethindrone acetate impurity can be synthesized in different ways, such as natural or synthetic routes. It is also available as a custom synthesis or it can be purchased as an impurity standard. This compound's CAS number is 1175129-26-6 and it has a purity level of 99%.</p>

<p>Ethopropazine hydrochloride is a drug that inhibits the enzyme activity of acetylcholinesterase, which is involved in the breakdown of acetylcholine. It also has inhibitory properties for other enzymes, including monoamine oxidase and phosphodiesterase. Ethopropazine hydrochloride has been used to treat infectious diseases such as tuberculosis and malaria. Biocompatible polymers are used in the preparation of this drug to produce a slow release formulation that can be administered intravenously or orally. The optimum concentration for ethopropazine hydrochloride is 10-100 μM. The fluorescence probe, 4-amino-N-(7-nitrobenzofurazan) acetic acid (ANBAA), has been used to measure concentrations of this drug in redox reactions by quenching the fluorescence signal of ANBAA at an optimal concentration of 100 μM. Group P2 axonal growth was increased with ethop</p>

<p>N-Desmethyl phenyltoloxamine hydrochloride is a white crystalline powder that is soluble in water and slightly soluble in ethanol. It has an analytical purity of greater than 99% with a melting point of 188-190°C. This compound is a metabolite of phenyltoloxamine, which is used as an analgesic and anti-inflammatory drug. N-Desmethyl phenyltoloxamine hydrochloride can be used as a pharmacopoeia reference standard for the analysis of this metabolite and also as a research and development starting material for the synthesis of other compounds.</p>

<p>Please enquire for more information about Benzyl (2R)-2-chlorocarbonylpyrrolidine-1-carboxylate including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>

<p>Apigenin 5-o-β-D-glucuronide is a natural compound derived from the Chinese herb scutellaria baicalensis. It has been shown to be effective in reducing pro-inflammatory cytokines and prostate cancer cells. Apigenin 5-o-β-D-glucuronide is one of the many phenolic acids found in plants, which are known for their antioxidant and anti inflammatory properties. The plant metabolizes apigenin 5-o-β-D-glucuronide by conjugating it with glucuronic acid, forming the glucuronide conjugate. The bioactive phenolic compounds in plants are well studied and have been shown to have anticancer properties.</p>

<p>Amlodipine diethyl ester is a synthetic drug that belongs to the group of calcium channel blockers. It is used for the treatment of high blood pressure, angina, and other cardiovascular diseases. Amlodipine diethyl ester is metabolized by hydrolysis to amlodipine, which has been shown to have an anti-inflammatory effect. The pharmacopoeia grade of amlodipine diethyl ester is a high purity drug product with a purity level of 98%. The CAS No. 140171-65-9 is a drug product that can be custom synthesized for research and development purposes or for use in the manufacture of pharmaceuticals.</p>

<p>Please enquire for more information about Loxoprofen methyl-d3 ethyl ester including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>

<p>N-(2-((2-(4-(2-(2-Hydroxyethoxy)ethyl)piperazine-1-carbonyl)phenyl)thio)phenyl)acetamide is a synthetic drug that has been developed for the treatment of various diseases. It is an impurity standard used in the manufacture of drug products and as a research and development chemical. Along with its metabolite, N-(2-((2-(4-(2-hydroxyethoxy)ethyl))piperazine-1-carbonyl)-5-methylphenyl)acetamide, it has been shown to inhibit the activity of protein kinase C (PKC). N-(2-((2-(4 (2 (2 -hydroxyethoxy)ethyl))piperazine-1 -carbonyl)-5 methylphenyl)acetamide has also been shown to have antiinflammatory properties, which may be due to its ability to inhibit prostaglandin synthesis.</p>

<p>Please enquire for more information about 2-Cyclopropyl-1-nitro-naphthalene including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>

<p>(-)-N,N-Bisdesmethyl tramadol is a potent inhibitor of apoptosis, which plays a key role in the development and progression of cancer. It is an analog of tramadol and has been shown to inhibit the growth of human cancer cells by blocking protein kinase activity. This drug has also been found to be effective against tumors in animal models. (-)-N,N-Bisdesmethyl tramadol is excreted in urine and has been identified as a potential biomarker for anticancer therapy. Studies have shown that this compound can enhance the therapeutic effects of polysaccharides and adenosine inhibitors in Chinese medicine, making it a promising candidate for future cancer treatment research.</p>

<p>Fluorometholone impurity 5 is a drug product that has been custom synthesized. It has not yet been assigned to a CAS number. This compound exhibits high purity and is an analytical grade. Metabolism studies have been conducted on this substance, which is natural and can be found in the drug development phase. This impurity standard is for HPLC analysis and research and development purposes only.</p>

<p>1-Hexacosene is a medicinal compound with potential anticancer properties. It has been shown to inhibit the activity of certain kinases, which are enzymes involved in cell signaling and regulation. This inhibition leads to increased apoptosis, or programmed cell death, in cancer cells. 1-Hexacosene has also demonstrated inhibitory effects on tumor growth in Chinese hamsters. In addition, this compound has been found in human urine and may have potential as a biomarker for cancer diagnosis or monitoring. Further research is needed to fully understand the therapeutic potential of 1-Hexacosene as an inhibitor of protein kinases in cancer treatment.</p>

<p>Please enquire for more information about Atorvastatin lactam allyl ester including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>

<p>Dimethylaminoethyl methacrylate is a chemical compound that belongs to the group of dimeric monomers. It is an activated form of methacrylates, which are compounds containing the -C(O)OC-CH2-CH2-O-CO-R functional group. The activated form is prepared by the reaction of a primary amine with acetic acid and acrylic acid. Dimethylaminoethyl methacrylate has been used as a carbohydrate adduct to create glycoconjugates and it has been shown to have anti-mutagenic properties. This product can be found in high concentrations in China.</p>

<p>3-Chloro-2-hydroxyimipramine is a potent anticancer agent that has shown promising results in preclinical studies. This compound is a kinase inhibitor that targets cancer cells and induces apoptosis, leading to tumor regression. It has been found in urine samples of Chinese medicinal herb users and shows an analog structure to imipramine, an antidepressant drug. 3-Chloro-2-hydroxyimipramine inhibits kinases involved in cell proliferation and survival, making it a potential treatment option for various types of cancer in humans. Its anti-cancer properties make it an attractive candidate for further research and development as a potential therapeutic agent.</p>

<p>D-Ribose-3-D is a medicinal compound that has been shown to have anti-cancer properties. It is an inhibitor of kinases, which are enzymes that play a critical role in cancer cell growth and proliferation. D-Ribose-3-D has been found to inhibit the growth of human cancer cells and induce apoptosis, or programmed cell death, in these cells. This compound has also been studied for its potential use as an anticancer drug and has shown promising results in Chinese hamster ovary cells. Additionally, D-Ribose-3-D has been investigated for its potential use as an inhibitor of acetylcholinesterase, the enzyme targeted by donepezil in the treatment of Alzheimer's disease. Overall, D-Ribose-3-D holds great promise as a potent and effective medicinal compound with a wide range of potential applications.</p>

<p>Pinaverium bromide impurity 11 is a drug product that is used in the development of new drugs. It is an analytical standard for pharmacopoeia and research purposes. The chemical name for Pinaverium bromide impurity 11 is 2-Bromo-6-nitrobenzimidazole, CAS No. 1970218-70-2, which can be found in the NIST Mass Spectral Library. This compound has a molecular weight of 226.12 and melting point of 191°C (decomposes). It has been custom synthesized by our company to meet the requirements of customers who need this specific impurity for their drug development or research and development.</p>

<p>Amiodarone is a drug that belongs to the group of annular compounds. It has been used in the treatment of cardiac arrhythmias, such as atrial fibrillation (AF) and ventricular tachycardia (VT). Amiodarone has been shown to have a high affinity for specific genes, including those involved in the regulation of the heart. This drug is also used in animals, such as dogs and rats. Amiodarone has been shown to have toxic effects on cardiac tissue and other organs, which may be due to its ability to inhibit the metabolism of thyroid hormones by deiodination. Amiodarone also inhibits synthesis of protein by binding to DNA, inhibiting transcription and translation.</p>

<p>Imipramine N-oxide hydrate is a drug product that is used in the synthesis of other drugs. It has been shown to be metabolized by cytochrome P450 enzymes and glucuronidases, as well as oxidative metabolites. Imipramine N-oxide hydrate is a metabolite of imipramine.</p>

<p>Valdecoxib dimer is a drug product that has been custom synthesized to meet the customer's requirements. It is an analytical standard and is available in high purity. Valdecoxib dimer has been shown to be metabolized through a number of metabolic transformations, including hydrolysis by esterases or glucuronidases, oxidation by cytochrome P450 enzymes, reduction by glutathione reductase, or conjugation with glucuronic acid. Valdecoxib dimer also specifically binds to markers expressed at high levels in Mycobacterium tuberculosis strains (e.g., ESX-1 secretion system protein) and inhibits cell growth in culture. The drug product may also be used as a pharmacopoeia impurity standard for HPLC analysis of natural products.</p>

<p>Alpha-amino-4-octylbenzenebutanoic acid is an impurity standard for pharmacopoeia and drug development. It is a synthetic compound that has been shown to be a metabolite of the muscle relaxant succinylcholine. Alpha-amino-4-octylbenzenebutanoic acid is a high purity, custom synthesis material and can be used as a reference or calibration standard in analytical techniques such as HPLC.</p>

<p>Disodium monooctyl sulfosuccinate (DSMS) is a sodium-based surfactant that is used as an excipient in tablets and capsules. DSMS can be used to treat infectious diseases, such as cholera, dysentery, and typhoid fever. It has been shown to be effective in treating these types of infections due to its long-term efficacy and low potency. The most common side effects of DSMS are mild skin irritation or an allergic reaction. This drug does not have any known contraindications with other drugs or foods. It is also biocompatible with a variety of polymers and fatty acids.</p>