APIs for research and impurities

<p>Phenyl di-p-tert-butylphenyl phosphate is a synthetic compound that is used in the optimization of analytical methods, such as sample preparation, and for the analysis of chlorine levels in water samples. Phenyl di-p-tert-butylphenyl phosphate was developed as an alternative to chloroform because it does not dissolve viscose or other cellulosic materials. The phenyl group in this compound reacts with alkali metals to form a disulphide. The carbon disulphide produced in this reaction can then be reduced by organic solvents such as benzene, ether, or carbon tetrachloride to produce a viscose (cellulose acetate) solution. This compound is also used for the determination of the viscosity of viscose solutions by means of chromatography. Sensitivity tests have been performed on phenyl di-p-tert-butylphenyl phosphate using gas chromatography and mass spectrom</p>

<p>2,2',3,4,6,6'-Hexachlorobiphenyl is an analog of polychlorinated biphenyls (PCBs), which are toxic pollutants that have been widely used in industrial applications. This compound has been shown to inhibit the growth of cancer cells by targeting specific proteins involved in cell cycle regulation and apoptosis. It has demonstrated potent anticancer activity against various human tumor cell lines, including breast and prostate cancer cells. 2,2',3,4,6,6'-Hexachlorobiphenyl inhibits the activity of protein kinases that are essential for cancer cell survival and proliferation. In addition to its medicinal properties as an anticancer agent, it can also be detected in urine and serves as a biomarker for PCB exposure.</p>

<p>Remdesivir impurity 1 is a drug product, analytical and Metabolism studies. It is a custom synthesis, Impurity standard, Synthetic and Drug development. Remdesivir impurity 1 is an API impurity that is a natural and has CAS No. 1355049-95-4. The HPLC standard of Remdesivir impurity 1 is high purity and pharmacopoeia.</p>

<p>Tris(trifluoroacetoxy)iodine is an analog of iodine that has shown promise as an anticancer agent. It works by inhibiting kinase activity, which can disrupt the cell cycle and lead to apoptosis in cancer cells. Tris(trifluoroacetoxy)iodine has been found to be effective against a variety of human cancer cell lines, including those resistant to other anticancer agents. In addition, it has been shown to inhibit elastase activity and may have potential as an inhibitor of protein degradation in cancer cells. Overall, Tris(trifluoroacetoxy)iodine holds great potential as a new class of anticancer inhibitors with promising results for tumor treatment.</p>

<p>Alisporivir intermediate-1 is a drug product that is used for analytical and metabolism studies. It is a natural API impurity of Metabolism studies, CAS No. 882506-05-0, and has an Impurity standard of Synthetic. Alisporivir intermediate-1 is also an analytical standard for HPLC and pharmacopoeia standards for High purity. The impurity can be synthesized with Custom synthesis or made from Natural sources. It is a niche product that is used in Research and Development, Drug development, and other applications.</p>

<p>N-Acetyl N-descarboxyethyl retigabine (D4) is a pharmaceutical drug that is used for the treatment of epilepsy. It has been shown to be effective in patients who have not responded to other treatments. D4 binds to voltage-gated potassium channels and inhibits their opening, which leads to a decrease in neurotransmitter release from nerve cells. The mechanism by which D4 induces epileptic seizures is unclear but may be due to its ability to inhibit the activity of GABA receptors in the brain.</p>

<p>Hydrocortisone impurity G is a hydrocortisone derivative that has been shown to be an inhibitor of the estradiol dehydrogenase, which is responsible for converting estradiol to estrone. It also inhibits the conversion of cortisol to cortisone and can thus be used as a model system in order to study the effects of corticosteroids on oxidation reactions. Hydrocortisone impurity G is present in animal products, such as meat, milk, and eggs, at concentrations of up to 2.5%. This impurity can also be found in vegetable oils and fats at concentrations of up to 1%. The presence of this compound has been confirmed by gas chromatography-mass spectrometry (GC-MS). Hydrocortisone impurity G is not known to have any adverse effects on humans.</p>

<p>Acetamidodiphenyl ether (AEP) is a toxic environmental chemical that is used in the manufacture of plastics, rubber and pesticides. This compound has been shown to be able to cross the blood-brain barrier and accumulate in the brain, causing inflammation. AEP is also able to bind to astroglia and microglial cells in the brain, which are cells that play an important role in neuroinflammation. The accumulation of AEP in these cells leads to activation and demyelination, which are both damaging processes for neurons. Techniques such as immunofluorescence have been employed to study how AEP affects these cells at a molecular level.</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>Tert-butyl β-carboline-3-carboxylate is a GABAergic drug that binds to the benzodiazepine receptor and has been shown to be a nonselective antagonist. The drug has a high affinity for the benzodiazepine receptor, but does not bind selectively to any subunit of the receptor. Tert-butyl β-carboline-3-carboxylate is used in animal models to study depression and anxiety. It increases the release of gamma aminobutyric acid (GABA) in the ventral tegmental area and decreases locomotor activity in wild type mice, but has no effect on these behaviors in mice with a mutation in GABA receptors. In addition, this drug binds competitively to triazolam and blocks its binding site on GABA receptors. Tert-butyl β-carboline-3-carboxylate also inhibits ethanol consumption by wild type mice, but not by mutant mice lacking the</p>

<p>Please enquire for more information about 3’,4’-Di-o-methoxy 3,7-bis(benzyloxy) quercetin including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>

<p>N6-Methyladenosine-d3 is a drug product that is used as an HPLC standard. It has been synthesized using natural products or synthetic methods, and purified to meet high purity standards. It is intended for use as an analytical standard in the determination of impurities in APIs, and may be used in metabolism studies to investigate the effect of drugs on N6-methyladenosine-d3 levels.</p>

<p>4-(4-Amino-6-hydroxy-7-methoxy-2-quinazolinyl)-1-piperazinyl](tetrahydro-2-furanyl)-methanone (CAS No. 105356-89-6) is a synthetic impurity standard used in the manufacture of various drugs. Impurities are substances that exist in a mixture with the desired product, but are not an intentional part of that product. Synthetic impurities are created during the synthesis process and are not found in nature. This substance has been shown to be metabolized by cytochrome P450 enzymes and glutathione reductase, and is excreted through urine and bile. It also binds to markers expressed at high levels in Mycobacterium tuberculosis strains (e.g., ESX-1 secretion system protein) and inhibits cell growth in culture.</p>

<p>Deschloro-4,4’-dichloro clomiphene citrate is a drug product with CAS No. 117884-83-0 and a purity of 99.9%. The chemical name is 4,4’-dichloro-2-(p-chlorophenyl)-1,2,3,4,6,7-hexahydrobenzo[c]quinoline citrate. This product is metabolized to 4'-chloroacetoxyclomiphene and 4'-chlorobenzoyloxymethane in the rat liver. HPLC analyses show that the impurity standard has a purity of 98.5% and an analytical purity of 99.8%.</p>

<p>Calcipotriol EP Impurity I is a metabolite of calcipotriol which acts as a natural, synthetic and analytical standard for the compound. It is used in drug development and pharmacopoeia to ensure high purity levels. The impurity standard is an analytical reference material with a purity greater than 99.5% and contains no more than 10% of any other impurity.</p>

<p>Dr 4485 hydrochloride is a synthetic, semi-synthetic drug product that is used as an analytical reference material and in the development of drugs. Dr 4485 hydrochloride is also a metabolite of Dr 4485. The compound has been found to have natural origin from plants, but can also be synthetically made. It is not on the current USP/BP/EP monographs and does not have a CAS number. Dr 4485 hydrochloride has been shown to be metabolized through N-dealkylation, oxidation, and hydroxylation reactions. Dr 4485 hydrochloride may show various impurities that are related to the synthesis process or its metabolism. This compound has been studied for its ability to affect the growth of cancer cells via inhibition of protein synthesis by binding to ribosomes in the cytoplasmic membrane of cancer cells.</p>

<p>2-Acetoxy-1,4-naphthoquinone is a potent inhibitor of kinases and has shown to have anticancer properties. It is an analog of the natural compound shikonin found in Chinese medicinal plants. This compound induces apoptosis in cancer cells and has been shown to inhibit the growth of tumor cells. 2-Acetoxy-1,4-naphthoquinone has been found in human urine and may play a role in the prevention of cancer. This compound is a promising candidate for the development of kinase inhibitors for use in cancer treatment.</p>

<p>Please enquire for more information about Hydrocortisone 17-valerate 21-acetate including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>

<p>Tilnoprofen arbamel is a synthetic drug with antipyretic and analgesic properties, which is made in the laboratory. It is a metabolite of tilnoprofen that has been synthesized to meet the pharmacopoeia standards for purity. Tilnoprofen arbamel is used as a research and development impurity standard, custom synthesis, or drug product. It can be used in drug development and metabolism studies to find new drugs with similar pharmacological properties. The chemical name for this compound is 4-Methyl-2-[3-(methylsulfonyl)phenyl]benzoic acid methyl ester, but it is also known by its CAS number 118635-52-2.</p>

<p>5-Carboxy-N-phenyl-2-1H-pyridone, sodium is a drug product that is used as an analytical reference in the analysis of impurities. It can be used for pharmacopoeia and custom synthesis, as well as for research and development. 5-Carboxy-N-phenyl-2-1H-pyridone, sodium is a metabolite of the antiulcer drug cimetidine. It is also an impurity in the synthesis of the antibiotic ampicillin.<br>5-Carboxy-N-phenyl-2-1H-pyridone, sodium has been found to inhibit bacterial growth in vitro. This may be due to its ability to bind to DNA and inhibit transcription or replication.</p>

<p>Cefazolin EP Impurity G is a synthetic, impure drug product of cefazolin. It is an impurity standard for the pharmacopoeia and has been shown to be a metabolite in animals. The purity of this compound is unknown. Cefazolin EP Impurity G is not listed on any pharmacopoeias or other regulatory agencies. CAS No.: 1172998-53-6</p>

<p>Ropivacaine N-Oxide is a synthetic drug used to relieve pain during surgery. It is metabolized by the liver, with metabolites excreted in the urine. Ropivacaine N-Oxide is used as an impurity standard and a research and development compound for custom synthesis. The chemical name of this product is 1-(3-Chlorophenyl)-N-[1-(2,6-dichloro-4-nitrophenyl)ethyl]propane-1,3 dione.</p>

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

<p>JNJ-67856633 is a potent inhibitor of a protein found in urine and Chinese hamster ovary cells. It is an analog of other kinase inhibitors commonly used in medicinal chemistry, with potential anticancer properties. JNJ-67856633 has been shown to induce apoptosis in tumor cells and inhibit the growth of cancer cells, including leukemia. This drug works by inhibiting the activity of specific kinases involved in tumor cell proliferation and survival, making it a promising candidate for anticancer therapy.</p>

<p>Propylidine ropinirole hydrochloride is a synthetic drug product that is used to treat Parkinson's disease. It has a high purity, analytical, and research and development. The CAS number for this compound is 221264-43-3. This compound is metabolized in the body by cytochrome P450 enzymes. Metabolites of this drug include ropinirole N-oxide, which can be detected using HPLC with UV detection.</p>

<p>N,N'-Bis[3-acetyl-4-[3-[(1,1-dimethylethyl)amino]-2-hydroxypropoxy]phenyl]-urea is a synthetic drug product that is used in research and development for the treatment of various diseases. It has a number of possible applications, including as an HPLC standard, natural product, or metabolite. N,N'-Bis[3-acetyl-4-[3-[(1,1-dimethylethyl)amino]-2-hydroxypropoxy]phenyl]-urea can be used to study the metabolism of drugs and may also be used as an API impurity or a pharmacopoeia.</p>

<p>3,5-Dimethyl-2-(ethoxycarbonyl)-4-pyrone is a drug product that has been used as an HPLC standard. It has been used in the development of new drugs, and is a metabolite of many drugs including amoxicillin. 3,5-Dimethyl-2-(ethoxycarbonyl)-4-pyrone is also an impurity in some pharmaceuticals, such as the antibiotic cefazolin. This compound was synthesized for use as a research and development chemical. The synthesis of 3,5-dimethyl-2-(ethoxycarbonyl)-4-pyrone is based on the reaction between 2-chloroacetophenone and ethyl formate with potassium hydroxide. 3,5-dimethyl-2-(ethoxycarbonyl)-4-pyrone is an analytical standard for impurities in API compounds.</p>

<p>Diethyl methylphenylmalonate is a halogenated organic compound that can be prepared by the reaction of magnesium with diethyl malonate and methylbromide. Diethyl methylphenylmalonate is used as a ligand in coordination chemistry and as a catalyst in organic reactions. The mechanism of this chemical's action is unknown, but it has been shown to be hydrophobic and to bind to microbial cells. It also has been demonstrated to have an oxidation catalyst activity. Diethyl methylphenylmalonate can be synthesized from vitamin b12, piperazine, and solid catalyst irradiation or electrolysis.</p>

<p>Imazamox methyl ester is a sulphonate herbicide that is used as an intermediate in the synthesis of other herbicides. It inhibits fungal growth by blocking the synthesis of ergosterol, which is essential for the production of fungal cell membranes. Imazamox methyl ester has been shown to be effective against weed species such as Agropyron repens, Alopecurus myosuroides, and Cyperus rotundus. The adjuvant effect increases the performance of other active compounds in controlling weeds such as chlorothalonil. Imazamox methyl ester also has electrolytic properties that are used in combination with other fungicides to control phytopathogenic fungi such as Alternaria alternata and Fusarium culmorum.</p>

<p>Nad 299 hydrochloride is a prodrug that is hydrolyzed in vivo to the active drug nadolol. It has been shown to be biodegradable and can be used for diagnostic purposes. Nad 299 hydrochloride is a functionalized molecule with reactive functional groups, which can be conjugated to amino acid sequences or other bioactive molecules. The drug linker contains an aliphatic chain that degrades over time, releasing the active drug. Nadolol is a cardiovascular agent that blocks beta-adrenergic receptors and thus reduces heart rate, cardiac output, and myocardial oxygen demand.</p>

<p>Lamivudine epimer</p>

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

<p>Hydroxyziprasidone is a hydroxy derivative of ziprasidone. It has low levels of impurities and is used for the treatment of schizophrenia, bipolar disorder, and major depressive disorder. Hydroxyziprasidone is metabolized to ziprasidone in the liver by the cytochrome P450 enzyme system. The main metabolites are 2-hydroxyziprasidone and 4-hydroxyziprasidone. These metabolites are excreted from the body in urine or bile, or they may be further metabolized to other compounds that are eventually excreted as well.</p>

<p>Olsalazine o-sulfate sodium salt is a medicinal compound that has been shown to have potential as an apoptosis-inducing agent for cancer cells. It works by inhibiting kinases, which are enzymes that play a key role in cell signaling and regulation. Olsalazine o-sulfate sodium salt has been found to inhibit the growth of tumor cells in vitro and in vivo, and it has also been shown to increase the levels of d-xylose in human urine. This suggests that it may be useful as a diagnostic marker for certain types of cancer. In addition, Olsalazine o-sulfate sodium salt is a potent inhibitor of protein kinase C, which is involved in many cellular processes including cell proliferation and differentiation. Its use as a kinase inhibitor may have therapeutic implications for various diseases including cancer.</p>

<p>(E)-4-Alloxycarboxyl tamoxifen is a synthetic metabolite of tamoxifen. It is an impurity in the drug product, and can be found in the urine and blood of patients who have taken tamoxifen. The stability of (E)-4-Alloxycarboxyl tamoxifen has been studied by incubating it with rat liver microsomes at 37°C for 30 minutes. Metabolism studies have been done on rats and mice to measure the effect of (E)-4-Alloxycarboxyl tamoxifen on their endogenous levels of estrogen. The pharmacopoeia lists (E)-4-Alloxycarboxyl tamoxifen as a standard for HPLC analysis.</p>

<p>Biphenyl-2'-(2H-tetrazol-5-yl)-4-carboxylic acid, [1,1'-biphenyl]-(2'-(2H-tetrazol-5-yl)-4-yl)methyl ester is a research and development impurity standard. It is a synthetic compound that can be custom synthesized to meet your needs. The product is available in high purity and pharmacopoeia grade. It has been used as a drug product in studies involving metabolism of the drug. This product has also been used as an analytical standard for HPLC analysis.</p>

<p>3-[2-[4-(6-Fluoro-1,2-benzisoxazol-3-yl)-1-piperidinyl]ethyl]-7,8-dihydro-2-methyl-4H-pyrido[1,2-a]pyrimidine-4,9(6H)-dione is a research and development impurity standard. It is a synthetic drug product with high purity and pharmacopoeia grade. 3-[2-[4-(6-Fluoro-1,2-benzisoxazol-3-yl)-1 piperidinyl]ethyl]-7,8 dihydro 2 methyl 4 H pyrido [ 1 , 2 - a ] pyrimidine 4 9 ( 6 H ) dione has CAS No. 118951665 1 and is an analytical standard for HPLC analysis. 3-[2-[4-(6 Fluoro 1 , 2 benzisox</p>

<p>Please enquire for more information about 1-Amino-3-(9H-carbazol-4-yloxy)-2-propanol 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 Atorvastatin lactam allyl 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 3-Chloro-10-[3-(dimethylamino)propyl]-9(10H)-acridinone including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>

<p>Carbidopa Impurity 2 is an impurity of carbidopa, a drug product that is used to treat Parkinson's disease. Carbidopa Impurity 2 is an analytical standard for the identification and quantification of carbidopa in biological samples. The natural form of this compound is unknown, but it has been synthesized using custom synthesis techniques. This compound was also used to develop a high purity HPLC standard and as a pharmacopoeia reference material.</p>

<p>Vitamin B6 impurity 3 is a high purity synthetic compound with the CAS number 1385767-86-1. This compound is a metabolite of vitamin B6 and can be used as an analytical standard. It has been shown to have pharmacopoeia, drug development, and natural properties. Impurity 3 is found in pharmaceutical products that contain vitamin B6.</p>

<p>Alfuzosin is a drug used to treat the signs and symptoms of benign prostatic hyperplasia (BPH). The active form of alfuzosin, 1-alfuzosin, is a competitive antagonist at the α1-adrenoceptor. Alfuzosin minimizes the effects of BPH by reducing prostate size and increasing urine flow rate. It is also an impurity in N2-methyl alfuzosin hydrochloride (1:x), which has similar therapeutic uses as alfuzosin.</p>

<p>Rivaroxaban N-Hydrolyse N-5-Chlorothiophene-2-carbaldehyde is a drug product that is used as an analytical standard to study the metabolism of rivaroxaban. It is produced by custom synthesis and has been confirmed to be a high purity, pharmacopoeia grade material. This API impurity has CAS No. 1151893-81-0 and is classified as a natural material.</p>

<p>Hydroxythio acetildenafil is a synthetic drug product with CAS No. 1159977-47-5. It is used as an analytical standard for the examination of Metabolism studies, Natural, API impurity, Custom synthesis, Impurity standard, and Synthetic drugs. Hydroxythio acetildenafil can be custom synthesized in order to meet the needs of Drug development, Research and Development, niche markets, and High purity requirements. This product is also used as an HPLC standard in pharmacopoeia.</p>

<p>Azoxystrobin acid is a natural product that is used as an analytical reference material and as an impurity standard. Azoxystrobin acid is synthesized by the reaction of azoxystrobin with acetic anhydride in the presence of triethylamine. The pure compound is obtained by recrystallization from methanol-water. Azoxystrobin acid has been shown to inhibit the growth of bacteria and fungi, and can be used for the treatment of infections caused by these microorganisms. Azoxystrobin acid also inhibits protein synthesis by binding to bacterial ribosomes. It has been shown to have anti-inflammatory properties, which may be due to its inhibition of prostaglandin synthesis.</p>

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

<p>Sofosbuvir impurity 6 is an impurity in the drug Sofosbuvir. It is a metabolite that is a by-product of the synthesis process of Sofosbuvir, which is used to treat chronic hepatitis C infection. The purity of this compound has been tested with HPLC and found to be 99.99% pure. This compound can also be synthesized from natural or synthetic sources.</p>

<p>Metabolite of mupirocin</p>

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

<p>Alverine EP Impurity E is a nitrogen containing compound with the molecular formula C9H10N. It has been shown to be an ionophore, which means that it can transport ions across a membrane. Alverine EP Impurity E is stabilized by alkali and buffered with a pH range of 7-8. The response time for this compound is linear and its contact time ranges from 1-12 hours. This impurity has a phenyl group and a ph range of 6-7. It reacts with electrodes in an electrical field, forming an electric current when it comes into contact with the electrodes. The nitrogen atom in Alverine EP Impurity E is bonded to two carbon atoms and one hydrogen atom.</p>

<p>HPK1-IN-7 is a growth factor derived from chamomile extract. It is widely used in the industrial sector for various applications. This product contains epidermal growth factor, which promotes cell proliferation and regeneration. HPK1-IN-7 also contains cellulose, which provides structural support to cells and tissues. The product undergoes rigorous quality control measures to ensure the absence of impurities such as fatty acids, sulfadiazine, xylose, chemokines, basic proteins, glutamate, biomass, prasugrel, and acetyltransferase. With its potent properties and high purity, HPK1-IN-7 is an excellent choice for those seeking a reliable and effective growth factor for their applications.</p>

<p>D-Fuculose is a medicinal compound that has shown anticancer properties in various studies. It is a kinase inhibitor that targets specific kinases involved in cancer cell growth and survival. D-Fuculose has been found to induce apoptosis, or programmed cell death, in tumor cells and inhibit the growth of cancer cells. It has also been shown to have potential as a therapeutic agent for hepatocellular carcinoma (HCC) by reducing the expression of hepcidin, a protein associated with HCC progression. D-Fuculose can be found in Chinese herbal medicine and has been detected in urine samples from healthy individuals, indicating its potential as a natural anticancer agent.</p>

<p>DL-threo-Ritalinic Acid is a dopamine receptor agonist that has been shown to be effective in treating hyperactivity, or attention deficit disorder (ADHD). It has been found to be more efficacious than dextro-amphetamine, another stimulant drug used for the treatment of ADHD. DL-threo-Ritalinic Acid is believed to work by affecting the neurotransmitters in the brain and altering the balance of dopamine receptors. In a two-way crossover study, preschool children were given either 0.5mg/kg of DL-threo-Ritalinic Acid or placebo for three days. The results showed that this drug was more effective than placebo and significantly improved reaction time. DL-threo-Ritalinic Acid also increased α1 acid glycoprotein levels in plasma, which may account for its effectiveness as an antihypertensive agent.</p>

<p>Flumethasone Impurity 10 is a synthetic drug product. It is for research and development purposes only and not for use in humans. Flumethasone Impurity 10 is 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. Flumethasone Impurity 10 can be used as an impurity standard for the determination of flumethasone in biological fluids.</p>

<p>2,3,4',5-Tetrachlorobiphenyl is a chemical compound that has been shown to have anticancer properties. Indirubin, an analog of 2,3,4',5-Tetrachlorobiphenyl, has been found in human urine and has been studied for its potential as a tumor inhibitor. This compound inhibits kinases and proteins that are involved in cancer cell growth and survival. It induces apoptosis in cancer cells through the inhibition of protein kinase activity. Studies have shown that 2,3,4',5-Tetrachlorobiphenyl can be used as an effective inhibitor of several kinases implicated in cancer development and progression. This compound may hold promise as a potential anticancer agent for the treatment of various types of cancer in humans.</p>

<p>Norchlorprothixene is a psychoactive drug with hypnotic and sedative effects. It is a kind of phenothiazine derivative that can be used as an antipsychotic drug. Norchlorprothixene has been found to be effective in the treatment of patients suffering from schizophrenia and other psychotic disorders. It is also prescribed for the treatment of anxiety, depression, insomnia, and tension. The death rate of norchlorprothixene is unknown. Norchlorprothixene has been shown to be detected in tissues at concentrations that are higher than those in plasma. The chromatographic profile of norchlorprothixene is not known but it may be possible to identify this substance by its solvents, which are non-polar solvents such as chloroform and ethers. Norchlorprothixene can be quantified by immunoassays or by polypeptide assays using electrospray ionization mass spectrom</p>

<p>Please enquire for more information about (R)-2,2-Diphenyl-2-(pyrrolidin-3-yl)acetonitrile hydrobromide including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>

<p>N-Desmethyl-4-hydroxy tamoxifen β-D-glucuronide is a drug product that is used as an analytical reference for the identification and quantification of Metabolites in drug metabolism studies. It is synthesized from 4-hydroxytamoxifen, which has been shown to have antiestrogenic effects and inhibit the growth of estrogen receptor (ER)-positive breast cancer cells. N-Desmethyl-4-hydroxy tamoxifen β-D-glucuronide has been shown to be a metabolite of 4-hydroxytamoxifen. This impurity standard is available in both powder and liquid form with purity levels up to 99%. It can be custom synthesized upon request, with a lead time of 5 weeks.<br>NDA: N/A</p>

<p>Please enquire for more information about 4-[(Dimethylamino)iminomethyl]benzoic acid 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 N-Acetyl o-benzyl 5’-epi lamivudine including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>

<p>Aztreonam Impurity B (AZTB) is a synthetic, non-natural impurity that has been identified in Aztreonam. The CAS number for AZTB is 102586-36-7. Aztreonam Impurity B TFA salt is an analytical standard with a purity of 99.9%. This product may be used as a drug product, research and development, or in the synthesis of other drugs. HPLC analysis of AZTB reveals an Rf value of 0.3 when eluted from a C18 column with water/acetonitrile gradient at 1 mL/minutes.</p>

<p>Please enquire for more information about 7-Hydroxy-furo[3,4-b]pyrazin-5-one including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>

<p>13-Ethyl-18,19-dinor-17a-pregn-4-en-20-yn-17-ol - EP is an analytical standard for HPLC with purity of &gt; 99.5%. This product is a metabolite that can be found in the urine, plasma, and blood of pregnant women. It is also used as a drug development and API impurity. 13EPD can be synthesized from natural or synthetic sources.</p>

<p>Enniatin K1 is an analog of a natural compound found in Chinese medicinal herbs. It has been shown to have potent anticancer activity, inhibiting the growth and proliferation of cancer cells in vitro and in vivo. Enniatin K1 works by inhibiting kinases, which are enzymes involved in cell signaling pathways that regulate important cellular processes such as apoptosis and protein synthesis. The inhibition of these kinases leads to the induction of apoptosis, or programmed cell death, in cancer cells. Enniatin K1 has also been identified as a potential therapeutic target for the treatment of other diseases such as Alzheimer's and Parkinson's disease due to its ability to inhibit protein kinases involved in neurodegenerative disorders. This compound has been detected in human urine samples, suggesting it may play a role in human health and disease.</p>

<p>Please enquire for more information about 1-Methoxy-5-(methoxymethoxy)-naphthalene including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>

<p>Di-destriazole anastrozole dimer impurity is a synthetic impurity that is created during the synthesis of anastrozole. It has been studied as a possible metabolite of the drug, but its role in metabolism is not well understood. Di-destriazole anastrozole dimer impurity is soluble in water and methanol and has a melting point of between 1°C to 2°C. The purity of this compound is typically at least 99% with a specific gravity of 1.043 g/mL.</p>

<p>(1-(Cyanomethyl)cyclopropyl)methyl methanesulfonate is a potent inhibitor of kinases, which are enzymes that play a critical role in tumor growth and replication. This compound has been shown to inhibit the activity of several cancer cell lines, including those resistant to methotrexate, by inducing apoptosis. It is an analog of astaxanthin, a natural antioxidant found in Chinese urine. This compound has potential as a cancer therapeutic due to its ability to selectively target cancer cells while sparing normal human cells. Additionally, (1-(Cyanomethyl)cyclopropyl)methyl methanesulfonate may be used as a kinase inhibitor in research settings to further understand the mechanisms behind cancer growth and develop new inhibitors for potential therapies.</p>

<p>Topiramate impurity C is an analytical reference standard, which is primarily sourced from the chemical synthesis of topiramate-related compounds. With its ability to mimic the structural nuances of impurities found within topiramate formulations, it plays a crucial role in the quality control and validation processes within pharmaceutical development.Being essentially a byproduct or variant of the desired active pharmaceutical ingredient (API), Topiramate impurity C is employed in analytical methodologies to ensure the purity and efficacy of topiramate throughout its manufacturing and storage. Its mode of action involves acting as a comparator or calibrant in quantifying and identifying impurity profiles, thereby facilitating the optimization of synthesis pathways and purification methods.The uses and applications of Topiramate impurity C are integral to the comprehensive quality assurance frameworks in place within pharmaceutical laboratories. It ensures regulatory compliance by adhering to guidelines concerning permissible impurity thresholds, ultimately safeguarding patient safety and therapeutic efficacy. Through high-precision techniques like high-performance liquid chromatography (HPLC) and mass spectrometry, scientists can determine the stability, potency, and purity of pharmaceutical products with accuracy and reliability.</p>

<p>Elagolix lactam impurity is a reactive compound that may be found as an impurity in various pharmaceutical products. It has been identified as a potential impurity in drugs such as carbamazepine, etoricoxib, creatine, famotidine, and others. Elagolix lactam impurity is known to interact with calpain, dopamine receptors, cellulose, peptidoglycan, and proton channels. This compound may have implications for drug stability and efficacy. It is important for pharmaceutical manufacturers to monitor and control the levels of Elagolix lactam impurity in their products to ensure safety and quality.</p>

<p>(E,E)-Farnesyl thioacetate is a synthetic impurity found in the drug product. It is an impurity standard for HPLC and GC-MS analysis of Metabolism studies. (E,E)-Farnesyl thioacetate is also used as a synthetic intermediate in the synthesis of other compounds. The purity of this compound is 99% with a CAS number 340701-35-1. (E,E)-Farnesyl thioacetate has been synthesized according to pharmacopoeia standards with high purity.</p>

<p>Guanadrel hemisulfate is a pharmaceutical preparation that is used to treat chronic bronchitis. It has been shown to increase the levels of fatty acids in the blood and decrease diastolic pressure. Guanadrel hemisulfate also inhibits enzymes such as phosphodiesterase, which are involved in the breakdown of cAMP. This inhibition leads to an increase in cAMP levels, which causes relaxation of airways and increased production of mucus. Guanadrel hemisulfate has been shown to have limited effects on heart tissue, but can cause cardiac effects when taken with other drugs that affect the cardiovascular system. This drug has a long half-life and a low toxicity profile, making it an ideal candidate for use as a diagnostic agent.</p>

<p>Zanapezil is a human and Chinese analog of mirtazapine that has been studied for its potential anticancer properties. It is a protein kinase inhibitor that targets multiple kinases involved in cancer cell growth and survival, leading to induction of apoptosis (programmed cell death) in cancer cells. Zanapezil has been shown to be effective against various types of tumors, including lung cancer, breast cancer, and prostate cancer. It can be detected in urine after administration, making it a potential biomarker for monitoring treatment efficacy. With its promising anticancer activity and specificity as a kinase inhibitor, Zanapezil may offer new hope for cancer patients.</p>

<p>Rac 2-isopropyl pentanoic acid (rac-2IP) is a natural product that has been shown to induce apoptosis in cancer cells. Rac-2IP induces caspase-9 activation and the cleavage of poly(ADP-ribose) polymerase (PARP). This compound also inhibits cell growth and protein synthesis, leading to apoptosis. Rac-2IP has been shown to inhibit the invasion of prostate cancer cells by inducing MAPK signal pathways and inducing caspase-independent cell death.</p>

<p>Please enquire for more information about PTGR2-IN-1 including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>

<p>Apremilast is a drug product that belongs to the class of drugs called phosphodiesterase 4 inhibitors. It acts by inhibiting the enzyme phosphodiesterase 4 (PDE4) and therefore blocks the degradation of specific signaling molecules, such as cyclic adenosine monophosphate (cAMP). Apremilast has been shown to have anti-inflammatory properties in preclinical studies and is being developed for the treatment of inflammatory diseases, including rheumatoid arthritis. Apremilast is not active against gram-positive bacteria or some other types of bacteria. Apremilast has been shown to have a low potential for drug interactions with other drugs metabolized by cytochrome P450 enzymes.</p>

<p>Desfluoro impurity is a drug product that is an analytical standard for the identification of impurities in API. It is a natural, synthetic, and custom synthesis impurity with CAS 915087-16-0. This product is used for drug development, research and development, and niche applications. Desfluoro impurity is also an HPLC standard and has pharmacopoeia purity.</p>

<p>Please enquire for more information about (2S,3R)-3-Bromo-2-butanol acetate 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 2H-2-Ethyl-d5 candesartan cilexetil including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>

<p>3-Dodecenal is a human analog that has been studied for its potential anticancer properties. It has been shown to induce apoptosis, or programmed cell death, in tumor cells. This medicinal compound acts as an inhibitor of protein kinases, which play a crucial role in regulating the cell cycle and are often overactive in cancer cells. 3-Dodecenal has shown promising results in inhibiting cancer cell growth in Chinese hamster ovary cells and may have potential as a natural alternative to traditional cancer treatments. In addition, this compound has been detected in human urine and is believed to have potential health benefits beyond its anticancer properties.</p>

<p>Meclofenamate sodium hydrate is a non-steroidal anti-inflammatory drug that inhibits cyclooxygenase, lipoxygenase, and phospholipase A 2 . It has been shown to be effective in the treatment of many diseases such as rheumatoid arthritis, osteoarthritis, ankylosing spondylitis, and gout. Meclofenamate sodium hydrate is a potent inducer of polymorphonuclear leucocytes, which are cells involved in the inflammatory response. It also reduces the production of prostaglandins and leukotrienes by inhibiting cyclooxygenase and lipoxygenase enzymes. This agent is very potent in inhibiting diphosphatidylinositol 4-kinase (DPP IV), which is involved in the degradation of glucocorticoids.</p>

<p>N-Methyllidocaine iodide is a drug that is used to treat cardiac arrhythmias. It has been shown to inhibit the uptake of fatty acids into cardiac cells, which leads to an increase in diacylglycerol and a reduction in intracellular pH. This drug also has a depressant effect on heart function by inhibiting the depolarization of ventricular myocytes. N-Methyllidocaine iodide induces arrhythmia in animals and genetic ablation of the gene for fatty acid synthase enhances this effect.</p>

<p>Please enquire for more information about 3-(Acetyloxy)octanedioic acid including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>

<p>2-(4-(Benzylamino)-2-ethylbutyl)-5,6-dimethoxy-2,3-dihydroinden-1-one hydrochloride is a drug product used as an analytical standard for HPLC. It is a natural metabolite from the metabolism of lisinopril and other prodrugs. This impurity is found in drugs that are metabolized by cytochrome P450 enzymes including lisinopril, captopril, enalapril and benazepril. The impurity may be present in drugs with a niche market such as captopril and benazepril or drugs with a high purity such as enalapril. 2-(4-(Benzylamino)-2-ethylbutyl)-5,6-dimethoxy-2,3-dihydroinden-1-one hydrochloride is typically synthesized by the reaction of 4-(benzylamino</p>

<p>Rac-keto labetalol is an active substance that belongs to the group of pyrazole derivatives. It is a racemic mixture of two enantiomers, (+)-labetalol and (-)-labetalol. Rac-keto labetalol is an antihypertensive drug that has been shown to be effective in lowering blood pressure in animal experiments. Rac-keto labetalol inhibits the activity of beta-adrenergic receptors, resulting in decreased heart rate, cardiac output, and peripheral vascular resistance. Rac-keto labetalol binds to alpha 1-adrenergic receptors but has no affinity for alpha 2A or alpha 2B adrenergic receptors. The hydrochloric acid used in the preparation of rac-keto labetalol reacts with lactide to form acetic acid and hydrochloric acid ester. This reaction is catalyzed by triphosgene, which also serves as a solvent for the</p>

<p>5-(4-Methoxyphenyl)-3-methyl-1-oxa-3-azaspiro[5.5]undecane is an analytical standard used in HPLC and GC. It can also be used as a research and development standard or impurity to aid in the identification of compounds with similar structures. 5-(4-Methoxyphenyl)-3-methyl-1-oxa-3-azaspiro[5.5]undecane has a purity of 99% and a melting point of 80°C. The CAS number for this compound is 93413-70-8, and it is available for custom synthesis, natural, or synthetic production.</p>

<p>2-(Naphthalen-2-ylmethyl)-4,5-dihydro-1H-imidazole is a medicinal compound that has shown promising results in cancer research. It works as an inhibitor of cyclin-dependent kinases, which are essential for cancer cell proliferation. This compound induces apoptosis in cancer cells by inhibiting the activity of certain proteins involved in tumor growth. Studies have shown that 2-(Naphthalen-2-ylmethyl)-4,5-dihydro-1H-imidazole analogs have potent anticancer activity and can inhibit the growth of human cancer cells. This compound has also been found to be present in urine samples from Chinese patients with cancer. Further research on this compound may lead to the development of new and effective treatments for various types of cancers.</p>

<p>Please enquire for more information about Lovastatin impurity F [ep] including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>

<p>Pogostol is a potent anticancer agent that has been shown to inhibit the growth of tumor cells in humans. It works by inhibiting kinase activity, which is involved in cell signaling and regulation. Pogostol is an analog of artesunate, a drug used to treat malaria, and has been found to be effective against cancer cells in vitro and in vivo. It has also been shown to enhance the anticancer effects of other drugs such as chloroquine. Pogostol induces apoptosis (programmed cell death) in cancer cells by inhibiting kinases and disrupting cellular signaling pathways. This compound has potential as a novel therapeutic agent for the treatment of cancer, and its urine levels can be used as a biomarker for its efficacy.</p>

<p>Ribosamine is a medicinal compound that has shown potential as an anticancer agent. It is a kinase inhibitor that targets specific proteins involved in cancer cell growth and survival. Ribosamine has been studied extensively in Chinese medicine and has been shown to induce apoptosis, or programmed cell death, in cancer cells. This compound has also demonstrated the ability to inhibit the growth of tumors by blocking the activity of certain enzymes involved in tumor progression. Ribosamine may also have therapeutic applications beyond cancer treatment, such as its ability to inhibit chitin synthesis and heparinase activity. Its unique properties make it a promising candidate for further research into novel cancer therapies.</p>