APIs para pesquisa e impurezas

<p>N1.9,N1.9-Dimethyldesmopressin is a synthetic analog of the natural hormone vasopressin. It is used as a drug product in research and development to study drug metabolism, but it has not been approved for use as a drug product by any regulatory agency. Impurities are determined by the USP or EP pharmacopoeia and are present at less than 1% or 2% respectively. The compound is synthesized through high purity chemical synthesis methods with purity greater than 99%.</p>

<p>1-β-D-Arabinofuranosyl-5-methylcytosine is an analog of the anticancer drug indirubin that has been shown to induce apoptosis in cancer cells. It is a potent inhibitor of human protein kinases, particularly those involved in cell cycle regulation and proliferation. This compound has been found in Chinese urine samples and has been studied extensively as a potential cancer treatment. 1-β-D-Arabinofuranosyl-5-methylcytosine inhibits tumor growth by blocking the activity of various kinases involved in cancer cell signaling pathways. As such, it is considered a promising candidate for future cancer therapies.</p>

<p>Olsalazine sodium impurity I is a by-product of the synthesis of olsalazine sodium. The impurity has been characterized by HPLC and GC-MS, and is found in the range of 1% to 9%.</p>

<p>Please enquire for more information about 6-Chloro-3-(dimethylamino)-2,4(1H,3H)-quinazolinedione including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>

<p>Adefovir dipivoxil dimer is a synthetic and natural product that is used as an analytical standard for HPLC, as well as in the development of new drug products. It is also used to identify impurities in API. Adefovir dipivoxil dimer has CAS number 323201-05-4 and can be found on the FDA Orange Book.</p>

<p>CAS No. is a drug product that has been custom synthesized for research and development purposes. It is a white crystalline powder with a melting point of 256-258°C. Metabolism studies have shown that olsalazine sodium impurity E is metabolized to sulfapyridine, which is an active metabolite of olsalazine sodium. Impurity standard A has been synthesized as an analytical standard for HPLC analysis. This impurity standard exhibits the same retention time as olsalazine sodium in the HPLC system and can be used for the quantitative determination of this impurity in olsalazine sodium samples.</p>

<p>Fumarranol is a potent inhibitor of kinases that play a crucial role in cancer cell growth and proliferation. It has been shown to inhibit the growth of tumor cells by inducing apoptosis, or programmed cell death. Fumarranol is effective against various types of cancer, including leukemia, and has been tested on human cell lines. This compound works by blocking the activity of kinases that are essential for the progression of the cell cycle, preventing cancer cells from dividing and multiplying. Fumarranol has also been found in urine samples and may have potential as a biomarker for cancer detection. With its ability to target specific proteins involved in cancer development, fumarranol shows promise as a potential treatment option for various types of cancer.</p>

<p>Dapagliflozin Impurity 17 is a research and development impurity standard for HPLC. It is a natural product and is registered under CAS No. 1807632-93-4. Dapagliflozin Impurity 17 is a metabolite of dapagliflozin, an oral anti-diabetic drug that has been shown to be effective in the treatment of type 2 diabetes. This impurity standard has been synthesized as a research tool for the study of metabolism and pharmacokinetics, as well as analytical methods validation.</p>

<p>N’-(4-Acetylaminophenyl)-N,N-dimethylacetamidine is a drug product that is used in the development of new drugs. It has high purity, analytical grade and natural origin. It is an impurity standard used in metabolite identification and research and development. The CAS number for this compound is 1358054-66-6.</p>

<p>2,12-Dihydro-1,3-dimethyl-9-methoxy-12-thioxobenzo [4,5] pyrido [1,2-c] imidazo [1,2-a] imidazol-2-one is a synthetic compound that has not been evaluated in humans. This compound is an impurity standard for the synthesis of an API. The purity of this compound is &gt;98% and it has been shown to be stable under acidic conditions.</p>

<p>5-Amino-N,N’-bis[2-hydroxy-1-(hydroxymethyl)ethyl]-2,4,6-triiodo-1,3-benzenedicarboxamide - EP is an impurity found in the synthetic process of iopamidol. It is a nonionic chemical that has been shown to be synthesized using the following methods: dichloride and synthetic. 5-Amino-N,N’-bis[2-hydroxy-1-(hydroxymethyl)ethyl]-2,4,6-triiodo-1,3-benzenedicarboxamide - EP is used as a contrast agent for magnetic resonance imaging (MRI).</p>

<p>Deschloro-zopiclone is a drug product that is custom synthesized for research and development purposes. It is a synthetic drug that has been shown to have pharmacological properties in the treatment of insomnia. Deschloro-zopiclone is metabolized by hydrolysis, oxidation and conjugation, with the major metabolites being 2,5-dimethoxybenzoic acid and 2-hydroxy-5-methoxybenzoic acid. The metabolite 2,5-dimethoxybenzoic acid has been shown to be responsible for the hypnotic effects of deschloro-zopiclone.</p>

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

<p>Limetol is a potent anticancer agent that has been found to induce apoptosis in cancer cells. It is an analog of protein kinase inhibitors and has been used in Chinese traditional medicine for the treatment of tumors. Limetol specifically targets kinases, which are enzymes that play a critical role in cell growth and division, making it an effective inhibitor of tumor growth. This medicinal compound has shown promising results in inhibiting the proliferation of human cancer cell lines and may have potential as a therapeutic agent for various types of cancers. Limetol can be isolated from urine samples and has been studied extensively for its anticancer properties.</p>

<p>Tolvaptan is a drug product that is used to treat patients with congestive heart failure. Tolvaptan is an impurity in the API marketed as Toviaz. Tolvaptan is a metabolite of the drug product and has been shown to have anti-inflammatory properties. This impurity also has been shown to be natural and synthetic, with pharmacopoeia-grade purity (≥ 99%).</p>

<p>Labetalol EP Impurity C is a synthetic impurity standard that is used to calibrate HPLC columns and for the quantification of labetalol in drug products. Labetalol EP Impurity C is a metabolite of labetalol and has been shown to have similar pharmacological properties. Labetalol EP Impurity C is synthesized by ester hydrolysis. The purity of this compound exceeds 99%.</p>

<p>Des[2-[(2-hydroxyethyl)amino]ethyl] mitoxantrone is a research and development impurity standard for synthesis. It is a synthetic, high purity compound with a CAS number of 89991-52-6. The chemical is not found in nature and does not have any natural metabolites. Des[2-[(2-hydroxyethyl)amino]ethyl] mitoxantrone has been shown to be metabolized by the liver into various metabolites that have been identified through analysis of urine samples. The metabolite of des[2-[(2-hydroxyethyl)amino]ethyl] mitoxantrone may be used as an analytical standard for HPLC methods.</p>

<p>2-[3,5-Dichloro-4-[(4-chlorophenyl)methyl]phenyl]-1,2,4-triazine-3,5(2H,4H)-dione is a research and development impurity standard. It is custom synthesized for drug product synthesis and analysis. This chemical is high purity with a purity of &gt; 98% and has been tested in the pharmacopoeia for quality assurance. 2-[3,5-Dichloro-4-[(4-chlorophenyl)methyl]phenyl]-1,2,4-triazine-3,5(2H,4H)-dione can be used as a metabolite marker in metabolism studies due to its structural similarity to the parent compound.</p>

<p>Me 1207E is a potent protein kinase inhibitor that has shown promising results in the treatment of various types of cancer. This analog of a Chinese medicinal compound has been found to induce apoptosis and inhibit cell replication in human cancer cells. Me 1207E has also been shown to be effective as an anticancer agent in animal models, with significant tumor growth inhibition observed in mice. This inhibitor can be detected in urine after administration, making it a convenient option for monitoring therapeutic levels. With its potent activity against cancer cells and promising preclinical data, Me 1207E represents a promising avenue for the development of novel cancer therapies.</p>

<p>4-Methyl-5-[(2-aminoethyl)thiomethyl]imidazole dihydrochloride is a synthetic drug product that has been purified to high purity. This compound is used as an analytical standard and impurity in the development of drugs. 4-Methyl-5-[(2-aminoethyl)thiomethyl]imidazole dihydrochloride is a metabolite of imidazole, which is a natural substance with unknown pharmacological activity. It has been found to be an impurity in the synthesis of various pharmaceuticals, including metronidazole and ampicillin. This product has not yet been evaluated for safety or efficacy in humans.</p>

<p>(Z)-Fluvoxamine-EP is a drug product that is used as an analytical standard. It is a synthetic metabolite of fluvoxamine, which is a drug used for the treatment of depression. The synthesis of (Z)-fluvoxamine-EP is based on the asymmetric synthesis of fluvoxamine and the use of chiral chromatography to purify the product. This synthetic process allows for the production of high-purity (Z)-fluvoxamine-EP with a purity greater than 99%.</p>

<p>N-Demethyl lincomycin hydrochloride is a drug product that is used in the synthesis of pharmaceuticals. It is an analytical standard for natural lincomycin and an impurity in the synthetic production of lincomycin. N-Demethyl lincomycin hydrochloride is synthesized from the drug product, 4-demethyllincomycin, which is obtained from fermentation of Streptomyces lincolnensis. This drug product has been shown to inhibit bacterial protein synthesis by inhibiting ribosomal protein S12. N-Demethyl lincomycin hydrochloride has a purity greater than 98% and can be used as a high purity HPLC standard or as a pharmacopoeia standard.</p>

<p>Isoginsenoside Rh3 is a metabolite of the natural product ginseng. It has been reported to have anti-inflammatory properties in vitro and in vivo, but it has not been studied extensively. Isoginsenoside Rh3 is not found in the human body, but it is an impurity of Ginseng extract that is routinely measured by HPLC. The concentration of this metabolite can be used as a quality control measure for Ginseng extracts.</p>

<p>Oxaliplatin Impurity E is a drug product, which is an impurity that was discovered in the synthesis of oxaliplatin. It is a metabolite and an impurity standard for HPLC. Oxaliplatin Impurity E has been shown to inhibit the growth of cancer cells and may be used as a chemopreventive agent. Research is currently being conducted to determine how this compound interacts with the body's natural processes.</p>

<p>Indoxacarb is a racemic compound that is used as an insecticide. It belongs to the class of carbamate insecticides and is marketed under the trade name of "Provaunt". Indoxacarb inhibits acetylcholinesterase, which leads to increased acetylcholine in the synapse, resulting in death. The production of indoxacarb has been optimized to yield a high-level of stereoselectivity. This optimization was achieved through a biocatalytic process that uses a strain of Escherichia coli with high stereoselectivity. This strain produces indoxacarb with a high level of stereoselectivity, which can be confirmed by NMR analysis.</p>

<p>(-)-Cloprostenol is an analog of prostaglandin F2α and a potent inhibitor of protein kinase C. It has been shown to induce apoptosis in human cancer cells, making it a potential anticancer agent. (-)-Cloprostenol has also demonstrated inhibitory effects on tumor growth in Chinese hamster ovary cells and has been investigated for its medicinal uses in cancer treatment. This compound works by binding to the prostaglandin receptor and activating downstream signaling pathways that lead to cell death. Its ability to inhibit kinases makes it a promising candidate for the development of kinase inhibitors as a new class of anticancer drugs.</p>

<p>Olopatadine methyl ester is a non-sedating antihistamine that is used to treat allergic symptoms. It has a rapid onset of action and is effective for 24 hours. Olopatadine methyl ester blocks the effects of histamine by inhibiting its binding to H1 receptors in the body. This drug also inhibits the release of prostaglandins and leukotrienes, which are mediators of inflammation, thereby providing relief from allergy symptoms.</p>

<p>Please enquire for more information about 3-(Aminocarbonyl)-1,6-dimethyl-pyridinium iodide including the price, delivery time and more detailed product information at the technical inquiry form on this page</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>Alanycarb is a potent protein kinase inhibitor that has shown promising results in the treatment of cancer. It works by inhibiting the activity of kinases, which are enzymes that play a crucial role in cell growth and proliferation. Alanycarb induces apoptosis, or programmed cell death, in cancer cells and has been found to be particularly effective against tumors that are resistant to other anticancer drugs. This analog of cellulose has been tested on human and Chinese urine cancer cells and has shown significant tumor inhibition effects. Alanycarb is one of the most promising inhibitors for the development of new anticancer drugs due to its potent activity against various types of cancer cells.</p>

<p>4-Amino-6-chloro-benzene-1,3-disulfonic acid 1-amide 3-ethylamide is an analytical standard that is used in drug development and as a reference material. It is used to produce the USP/NF standard for HPLC and to develop new drugs. This compound is a metabolite of the drug clonidine hydrochloride. 4-Amino-6-chloro-benzene-1,3-disulfonic acid 1-amide 3-(ethylamide) is also known by its CAS number 166863–9. It has a molecular weight of 328.5 g/mol and it's been approved by the FDA for use in food animals. Impurities found in this compound are: methanol, acetone, formic acid, acetic acid, chloroform and sulfamic acid. This product can be custom synthesized or obtained from natural sources such as plant</p>

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

<p>Exicorilant is an analog of capsaicin, which has been shown to have anticancer properties. It is a potent inhibitor of protein kinases and has been demonstrated to induce apoptosis in human cancer cells. Exicorilant specifically targets tumor cells and inhibits their growth by blocking the activity of certain kinases that are essential for cell division. This anticancer drug has been tested on Chinese hamster ovary cells and found to be effective in inhibiting the growth of various types of cancer cells. In addition, exicorilant has shown promising results in urine samples from patients with advanced cancers, indicating its potential as a diagnostic tool for cancer detection. Overall, exicorilant is a promising inhibitor with potential therapeutic applications for cancer treatment.</p>

<p>The 1-aza-8-hydroxy-6-oxo-oct-2-en-1-oylimidazole is a prodrug that is hydrolyzed to form the active compound clavulanate. It can be used for the treatment of infections caused by beta lactamase producing bacteria such as penicillinase producing staphylococci and beta lactamase producing streptococci. The 1-(4-Aza)8-(6-oxo)oct-(2)en-(1)-oylimidazole binds to penicillin binding proteins, which prevents the formation of an antibiotic inhibitor complex with the enzyme cell wall synthesis that is required for cell wall biosynthesis, inhibiting protein synthesis and cell division. The clavulanic acid moiety in this drug also inhibits beta lactamases produced by bacteria, resulting in increased efficacy against these organisms.</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>3-(3-Trifluoromethylphenyl)propionaldehyde diethylacetal is a synthetic compound that belongs to the class of drug products. It is used for research and development, as well as for developing analytical standards for HPLC. This product has been shown to be metabolized in the rat liver by hydrolysis of the acetal group and oxidation of the alcohol.</p>

<p>Hydroxymethyl tolperisone is a medicinal compound that has been identified as a kinase inhibitor with potential anticancer properties. It has shown promising results in inhibiting the growth of leukemia cells and tumor cell lines in human studies. Hydroxymethyl tolperisone works by interfering with protein synthesis, disrupting the cell cycle, and inducing apoptosis in cancer cells. This compound has also been found to be effective against various types of cancer, including breast, lung, and colon cancer. Hydroxymethyl tolperisone is an analog of tolperisone, a muscle relaxant that is excreted primarily through urine. The use of this compound as an anticancer agent is still under investigation, but it holds great promise for the future of cancer treatment.</p>

<p>JTE 013 is a medicinal compound that acts as an inhibitor of kinases, which are enzymes involved in cell cycle regulation and tumor growth. It has been shown to induce apoptosis, or programmed cell death, in cancer cells and has potential as an anticancer agent. JTE 013 has been tested on human cancer cell lines and found to be effective at inhibiting protein expression related to the growth of tumors. This compound has also been found in urine samples of Chinese patients with various forms of cancer, indicating its potential for use as a diagnostic tool. Overall, JTE 013 shows promise as a potent inhibitor of kinases for use in the treatment of cancer.</p>

<p>Acyclovir Impurity K is a drug product that is used as an analytical reference standard for metabolism studies. Acyclovir Impurity K is a natural product and an impurity of acyclovir, which has CAS No. 1797131-64-6. The chemical name of this drug is 3-hydroxy-2,5,6,7-tetrahydro-1H-[1]benzopyran-2,4(3H)-dione. It can be synthesized in the laboratory by custom synthesis or it can be obtained from a commercial supplier as an impurity standard. This product is used to help with drug development and research and development in the pharmaceutical industry. It can also be used as a high purity HPLC standard for pharmacopoeia testing purposes.</p>

<p>D-Threo-3,4-dihydroxyphenylserine hydrochloride is a potent inhibitor that has been shown to induce apoptosis in various cancer cell lines. It works by inhibiting kinases and proteins involved in the cell cycle, resulting in the inhibition of tumor growth. This compound has been extensively studied for its anticancer properties and has shown promising results in human clinical trials. D-Threo-3,4-dihydroxyphenylserine hydrochloride is derived from Chinese medicinal herbs and can be isolated from urine or synthesized chemically. Its ability to selectively inhibit cancer cell growth makes it a potential candidate for future cancer therapies.</p>

<p>Mandelic acid is a naturally occurring organic compound that is the simplest aromatic carboxylic acid. It is used as an intermediate in chemical synthesis, and as a reagent in analytical chemistry. Mandelic acid can be produced synthetically by the oxidation of benzaldehyde or benzoic acid. Mandelic acid has been shown to inhibit the metabolism of many drugs, including diazepam, phenobarbital and propranolol. It also shows anti-inflammatory effects due to its ability to inhibit prostaglandin synthesis.</p>

<p>Granisetron is a serotonin 5-hydroxytryptamine 3 (5-HT3) receptor antagonist. It is used in the prevention and treatment of nausea and vomiting caused by cytotoxic chemotherapy, radiation therapy, or surgery. Granisetron hydrochloride is a white to off-white powder with a molecular weight of 476.0. The chemical formula for granisetron hydrochloride is C22H24ClN2O2S. This drug has been shown to be efficient in the prevention and treatment of nausea and vomiting caused by cytotoxic chemotherapy, radiation therapy, or surgery. The potential impurities are as follows: <br>1) 1-Desmethyl 2-methyl granisetron <br>2) 2-Methyl granisetron <br>3) 2-Methyl 3-(4'-hydroxyphenyl)propionitrile <br>4) 2-(4'-Hydroxyphenyl)-3-(</p>

<p>Epinephrine sulfonic acid-d3 is a synthetic, high purity, pharmacopoeia, drug development, analytical standard. It is used as an impurity standard, and in the synthesis of epinephrine sulfone. Epinephrine sulfonic acid-d3 has been shown to be a metabolite of epinephrine and its metabolites. This product has been synthesized and characterized by HPLC analysis using an ion-pairing agent and a gradient elution with water:acetonitrile (0.1% formic acid) (75:25).</p>

<p>Desmethyl fluvoxamine is the active metabolite of fluvoxamine, which is a drug used to treat depression. It has been shown that desmethyl fluvoxamine binds to the human liver and can be detected in the blood. A liquid chromatography method was used to measure desmethyl fluvoxamine in wastewater samples. The uptake of desmethyl fluvoxamine into human liver cells was also studied using a polymerase chain reaction technique on cell cultures. Desmethyl fluvoxamine has been shown to induce antidepressant response in people who were administered caffeine. Clinical studies have been conducted on the use of desmethyl fluvoxamine as an antidepressant treatment, with some success.</p>

<p>Abt-639 hydrochloride is a drug product that is used as a research and development standard. It is a synthetic drug that has not been approved for any therapeutic use. Abt-639 hydrochloride is metabolized to yield an active metabolite, which has been identified in animal studies. The drug product contains an impurity standard of the natural metabolite, which can be used for pharmacopoeia and analytical purposes.</p>

<p>Please enquire for more information about 2-Amino-3H,4H,7H-pyrrolo[2,3-d]pyrimidine-4-thione 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 1-[4-Chloro-2-(2-fluorobenzoyl)phenyl]-2-methyl-1H-imidazole-5-carboxaldehyde including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>

<p>Alverine EP Impurity D is a synthetic impurity that is the result of the synthesis of Alverine EP. It is a metabolite that can be found in blood plasma and urine. This substance has been shown to have pharmacological activity, but its exact function is unknown. It is not present in natural sources and it does not have pharmacopoeia listing. Alverine EP Impurity D has been detected by HPLC analysis.END&gt;</p>

<p>Ethyl (S)-1-phenyl-1,2,3,4-tetrahydro-2-isoquinolinecarboxylate is an analytical standard used to identify impurities in drug products. It is a metabolite of the drug product and has been shown to be safe for human consumption. The compound is a synthetic chemical that is not found naturally in the environment. CAS No. 180468-42-2</p>

<p>Methyl 1-C-[4-chloro-3-[(4-ethoxyphenyl)methyl]phenyl]-alpha-D-glucopyranoside is an impurity of Dapagliflozin.</p>

<p>Please enquire for more information about 4-Amino-1-naphthaleneacetic acid methyl ester including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>

<p>Filastatin is a protein that acts as a tumor inhibitor, inducing apoptosis in cancer cells. It has been isolated from human and Chinese urine and is known to be structurally similar to the bacterial surfactin. Filastatin inhibits kinases, which are essential for cell division, and has been shown to be an effective anticancer agent in preclinical studies. This protein analog has potential for use in cancer therapy due to its ability to selectively target cancer cells while sparing normal cells. Its mechanism of action involves the activation of caspase-3, a key enzyme involved in programmed cell death. Filastatin represents a promising new avenue for the development of novel anticancer drugs with fewer side effects than traditional chemotherapy agents.</p>

<p>2-(2-(4-(Dibenzo[b,f][1,4]thiazepin-11-yl)piperazin-1-yl)ethoxy)ethyl acetatequetiapine acetate is a drug product that is synthesized and purified by HPLC. It is a metabolite of quetiapine, an antipsychotic drug used for the treatment of schizophrenia and bipolar disorder. 2-(2-(4-(Dibenzo[b,f][1,4]thiazepin-11-yl)piperazin-1-yl)ethoxy)ethyl acetatequetiapine acetate has been shown to be more potent than quetiapine in inhibiting dopamine release in rat brain synaptosomes and dopamine transporter activity in human cells. This compound also inhibits the binding of ligands to the serotonin transporter at higher concentrations than those required for inhibition of dopamine uptake.</p>

<p>Please enquire for more information about 3-Hydroxy-1-methyl-1-azabicyclo[2.2.2]octan-1-ium bromide including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>

<p>(2S, 4’R, 8’S)-α-Tocopherol is a vitamin E compound that has been shown to have various health benefits. It acts as an antioxidant and protects cells from oxidative damage. Additionally, it has been found to inhibit the growth of cancer cells by inducing apoptosis, inhibiting protein kinase C activity, and blocking the cell cycle. Studies have shown that (2S, 4’R, 8’S)-α-Tocopherol is a potent inhibitor of tumor growth in Chinese hamster ovary cells and human breast cancer cell lines. This vitamin has also been detected in urine samples of individuals who consume a diet rich in vitamin E. Overall, (2S, 4’R, 8’S)-α-Tocopherol is an important anticancer agent with promising therapeutic potential for cancer treatment.</p>

<p>2-[[4-(2-Pyridylsulfamoyl)phenyl]azo]hydroxybenzene is an impurity found in sulfasalazine. It is a metabolite that is formed by the P450 system in the liver. The metabolic process of 2-[[4-(2-Pyridylsulfamoyl)phenyl]azo]hydroxybenzene has been studied in detail and has been shown to be a major contributor to the pharmacokinetic profile of sulfasalazine. This substance also exhibits antimicrobial activity and inhibits the growth of bacteria, fungi, and viruses.</p>

<p>9α-Fluoro-6α-methylprednisolone 21-acetate is an analog of the hormone cortisol and has potent anti-inflammatory and immunosuppressive properties. It is also being studied for its potential anticancer activity. This compound inhibits cyclin-dependent kinases, which are involved in regulating cell division and growth. It has been shown to induce apoptosis in cancer cells and inhibit tumor growth in animal models. Additionally, it has been found in human urine, indicating that it may have potential as a biomarker for cancer diagnosis or monitoring.</p>

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

<p>Trans-4-(6,8-Dibromo-3(4H)-quinazolinyl)cyclohexanol hydrochloride is a potent kinase inhibitor that has shown promising results in anticancer research. It specifically targets human kinases and induces apoptosis in cancer cells. This compound has been identified as a potential therapeutic agent for the treatment of various types of tumors, including those found in breast, lung, and prostate cancers. In addition to its medicinal properties, trans-4-(6,8-Dibromo-3(4H)-quinazolinyl)cyclohexanol hydrochloride can be detected in urine samples and serves as an important tool for researchers studying protein kinases and their inhibitors. This analog of Chinese medicine is a valuable addition to any laboratory seeking to advance cancer research through the development of new therapies.</p>

<p>Please enquire for more information about 5-Chloro-N-[3-[[(5-chloro-2-thienyl)carbonyl]amino]-2-hydroxypropyl]-N-[4-(3-oxo-4-morpholinyl)phenyl]-2-thiophenecarboxamide 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-Demethyl-N-(ethylsuccinyl) erythromycin including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>

<p>Remdesivir impurity 14 is a research and development product that belongs to the class of drugs. It is a synthetic metabolite with high purity. Remdesivir impurity 14 meets the pharmacopoeia standard for drug products and drug development. It has been synthesized to be used as an analytical standard for HPLC analysis of remdesivir. This product also has niche applications in metabolism studies, because it is a natural metabolite with its own metabolic pathway.</p>

<p>Liotrix is a drug that acts as an inhibitor of apoptosis and has been shown to have anticancer properties. It is derived from Chinese urine and works by inhibiting kinase activity, which is essential for the survival of cancer cells. Liotrix is an analog of quetiapine, a drug used to treat schizophrenia and bipolar disorder, and has been found to be effective against various types of tumors in human cancer cell lines. This drug specifically targets kinases, which are enzymes involved in the regulation of cellular processes such as growth and differentiation. By inhibiting these kinases, Liotrix can prevent the proliferation and survival of cancer cells, making it a promising candidate for the treatment of various forms of cancer.</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>(S)-3''-Hydroxy pravastatin sodium salt is a drug product that is custom synthesized. It is the sodium salt of (S)-3''-hydroxypravastatin, which has been shown to be a natural product with high purity. The metabolite of (S)-3''-hydroxypravastatin sodium salt is 3'-hydroxypravastatin. This product can be used for analytical purposes as well as in pharmacopoeia, drug development, and research and development. It can also be used as an impurity standard for HPLC and GC analysis.</p>

<p>Please enquire for more information about (-)-o-Desmethyl-N,N-bisdesmethyl tramadol 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 Clobetasol Propionate - Impurity D including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>

<p>Olaparib impurity 15 is an analytical reference standard for the drug Olaparib, which is used in cancer treatments. It is a high-purity, HPLC-grade material. This impurity has been shown to be a metabolite in rat urine and human plasma. The CAS number for this compound is 2250243-17-3. Impurity 15 can also be used as an impurity standard for Olaparib and other drugs that contain it.</p>

<p>(R)-N4-(3-Chloro-4-fluorophenyl)-7-(tetrahydrofuran-3-yloxy)quinazoline-4,6-diamine is a drug product that is custom synthesized. It has an analytical purity of 99.2% and a natural purity of 97%. Metabolism studies have been performed with this substance. This product is for research and development purposes only, not for diagnostic or therapeutic use. (R)-N4-(3-Chloro-4-fluorophenyl)-7-(tetrahydrofuran-3-yloxy)quinazoline-4,6-diamine is manufactured in accordance with the pharmacopoeia and can be used as a metabolite standard or impurity standard.</p>

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<p>Ethylenediamine p-toluenesulfonate is an inhibitor of various kinases that have been implicated in cancer cell replication and tumor growth. This chemical compound has been shown to induce apoptosis, or programmed cell death, in human cancer cells. Ethylenediamine p-toluenesulfonate has also been studied as a potential treatment for methotrexate-induced nephrotoxicity, a common side effect of chemotherapy. Additionally, it has been identified as a potent analog of astaxanthin, which is a naturally occurring carotenoid with antioxidant properties. The use of ethylenediamine p-toluenesulfonate as a kinase inhibitor may hold promise for the development of novel cancer therapies.</p>

<p>Decarbazolyl desmethyl carvedilol is a potent anticancer agent that inhibits elastase and protein kinases, which are involved in cancer cell growth and tumor progression. It induces apoptosis, or programmed cell death, in cancer cells by inhibiting the activity of specific kinases. Decarbazolyl desmethyl carvedilol has been shown to be effective against a variety of human cancers, including lung, breast, and prostate cancers. It is also an inhibitor of Chinese hamster ovary (CHO) cell kinase activity and can be detected in urine samples. This analog of carvedilol has potential as a therapeutic agent for the treatment of cancer.</p>

<p>Oseltamivir is an antiviral drug that prevents the replication of influenza viruses in the body. It is a prodrug, which means it must be converted to its active form in vivo by hydrolysis. Oseltamivir is metabolized to oseltamivir acid by the enzyme amidase, which is found in the gastrointestinal tract. Oseltamivir acid inhibits the neuraminidase enzyme, which allows viral particles to attach to and invade cells. Oseltamivir acid has a low dosage, so it can be taken orally with or without food and does not require intravenous administration. This drug also has a low toxicity profile and can be given at low dosages for long periods of time without significant side effects such as kidney problems or bone marrow suppression.</p>

<p>NUC-7738 is a medicinal compound that has been shown to be an effective inhibitor of cyclin-dependent kinases (CDKs). It has potent anticancer activity and has been studied extensively in Chinese hamster ovary (CHO) cells, human leukemia cells, and other cancer cell lines. NUC-7738 works by selectively inhibiting CDK4/6, which are critical regulators of the cell cycle. This leads to the induction of apoptosis in cancer cells, making it a promising new therapeutic agent for the treatment of various types of cancer. Additionally, NUC-7738 has been shown to have low toxicity and good pharmacokinetic properties in preclinical studies. Overall, this compound holds great promise as a novel anticancer therapy that may help improve outcomes for patients with cancer.</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>(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>Rac-1-Hydroxy ketorolac methyl ester is a drug product that is a racemic mixture of 1-hydroxy ketorolac (1HKO) and its hydroxy metabolite, ketorolac. Rac-1-Hydroxy ketorolac methyl ester is used in the manufacture of HPLC standards for analytical purposes. It is also used as an impurity standard. Rac-1-Hydroxy ketorolac methyl ester has been developed to study the metabolism of racemic 1HKO. This drug product has been shown to be chemically pure and free from any significant impurities. Rac-1-Hydroxy ketorolac methyl ester can be obtained with high purity, which meets the requirements of pharmacopoeia specifications.</p>

<p>Lysolecithin is an analog of the phospholipid lecithin that has been shown to have anticancer properties. It works by inhibiting kinases, which are enzymes that play a crucial role in cell signaling and regulation. Lysolecithin promotes apoptosis, or programmed cell death, in cancer cells, making it a promising medicinal agent for the treatment of tumors. Studies have also shown that lysolecithin can inhibit protein kinase activity in human urine and inhibit the growth of cancer cells in Chinese hamsters. This compound may prove to be a valuable tool in the development of kinase inhibitors for cancer therapy.</p>

<p>Desgadolinium gadoteridol is a contrast agent that is used in magnetic resonance imaging (MRI). It is a gadolinium-based contrast agent that contains an ester linkage. The chelate complex of gadolinium with desgadolinium has been shown to have high water permeability and target tissue affinity, as well as low toxicity. Desgadolinium gadoteridol is used to diagnose inflammatory bowel diseases by determining the thickness of the bowel wall. This agent may also be used to evaluate blood pressure and diagnose hemorrhoids or colorectal polyps.</p>

<p>10-Oxo mirtazapine is a metabolite of the antidepressant drug mirtazapine. It is an impurity in the HPLC standard for mirtazapine and has been shown to be pharmacologically active in animal models. 10-Oxo mirtazapine has also been found to be an impurity in other drugs, such as fluoxetine hydrochloride, but it is not known if it has any activity.</p>

<p>Imatinib is a kinase inhibitor that inhibits the kinase activity of tyrosine-protein phosphatase receptor (c-Abl) and platelet-derived growth factor receptor (PDGFR), which are both involved in tumor cell proliferation. Imatinib has been shown to be effective in treating leukemia and other types of cancer, as well as regulating the production of cytokines and protein tyrosine phosphatases. It is also being studied for use in Alzheimer's disease. Imatinib has selectivity for c-Abl over PDGFR, which makes it an attractive drug candidate for cancer therapy.</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>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>Aprepitant β-glucuronide sodium salt is a unique compound that has been shown to have potent anti-cancer properties. It works by inhibiting the cell cycle and inducing apoptosis in cancer cells. Aprepitant β-glucuronide sodium salt has been extensively studied in Chinese medicine and has shown promising results as an anticancer agent. This compound can be used to target specific proteins involved in the growth and proliferation of cancer cells, making it a highly effective treatment option for various types of tumors. Additionally, nanoparticles containing Aprepitant β-glucuronide sodium salt have been developed, which allows for targeted delivery and improved efficacy. Overall, this innovative compound holds great potential as a powerful tool in the fight against cancer.</p>

<p>O-Acetyl silodosin is a synthetic, natural metabolite of silodosin. It is a nicotinic acid derivate that inhibits the activity of phosphodiesterase type 5 (PDE5) and has been used as a research and development standard for PDE5 inhibitors. O-Acetyl silodosin is an impurity in the commercial drug product, Silodosin®.</p>

<p>Surfactin is a cyclic lipopeptide that has been found in urine and has shown potential as an anticancer agent. It has been shown to inhibit kinases, including indirubin and Chinese hamster ovary cell tumor kinase, which are involved in cancer cell proliferation. Surfactin analogs have also been developed as inhibitors of cancer cell growth and inducers of apoptosis. In addition to its anticancer properties, surfactin has been found to have antimicrobial activity against a variety of bacteria, including Clostridium perfringens. Overall, surfactin shows promise as a multifunctional therapeutic agent with potential applications in both cancer treatment and microbial control.</p>

<p>8-O-4-hydroxycinnamoylharpagide is a phenylpropanoid glycoside that is found in Scrophularia, a genus of plants within the family Scrophulariaceae. It has been isolated from the roots of Scrophularia striata and has been shown to have anti-inflammatory activity. 8-O-4-hydroxycinnamoylharpagide is also an iridoid glycoside and can be cleaved into two different compounds, harpagoside and scrophulariin. The latter compound has been shown to have antiviral properties.</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>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>