APIs para investigación e impurezas

Please enquire for more information about Fenbufen-d9 including the price, delivery time and more detailed product information at the technical inquiry form on this page

(2S, 4'S, 8'R)-α-Tocopherol is a natural form of vitamin E that is commonly found in Chinese medicinal herbs. It has been shown to have potent anticancer properties and can inhibit the growth of cancer cells by inducing apoptosis. This protein analog acts as an inhibitor of tumor cell kinase activity, which is essential for cell division and proliferation. (2S, 4'S, 8'R)-α-Tocopherol has been studied extensively for its ability to prevent cancer development and progression in humans. It has been found in human urine and may be used as a biomarker for cancer risk assessment. This compound has also been used in the development of novel kinase inhibitors that target specific kinases involved in cancer cell growth and proliferation.

O-Desmethyl mycophenolate mofetil (ODMM) is a metabolite of mycophenolic acid, a drug that is used to treat immunosuppressive diseases. ODMM can be synthesized in the laboratory and used as an analytical standard for mycophenolic acid and its metabolites. ODMM is also a metabolic product of mycophenolate mofetil, which has been shown to have anti-inflammatory properties.

Please enquire for more information about Carbofuran N,N-dibutyl-3λ1-trisulfan-1-amine including the price, delivery time and more detailed product information at the technical inquiry form on this page

Lidocaine is a local anesthetic that inhibits the transmission of nerve impulses. Lidocaine-d10 hydrochloride is a drug product that contains lidocaine and deuterium-labeled lidocaine, which has been chemically synthesized to contain deuterium atoms in place of hydrogen atoms. Lidocaine-d10 hydrochloride is used as an analytical standard for pharmacological studies and drug development. It also serves as an impurity standard in the synthesis of other compounds. Lidocaine-d10 hydrochloride is metabolized through oxidation and reduction, forming metabolites such as 4-hydroxylidocaine, 4-dehydroxylidocaine, and 2,6-dehydroxylidocaine.
Lidocaine-d10 hydrochloride can be used to study the metabolism of lidocaine and its metabolites, which are important for drug development.

4,4'-Dichlorobibenzyl is an impurity in the synthesis of bibenzyl. It is a metabolite of bibenzyl and has been detected in urine samples. 4,4'-Dichlorobibenzyl has been identified as a target for analytical methods because it is difficult to measure in biological samples due to its low concentration. It can be used as an impurity standard for HPLC analysis and has shown potential as a pharmacopoeia reference material.

Please enquire for more information about N-(4-Chloro-2-pyrimidinyl)-N,2,3-trimethyl-2H-indazol-6-amine including the price, delivery time and more detailed product information at the technical inquiry form on this page

Enniatin B2 is a natural cyclic hexadepsipeptide that has been isolated from Chinese medicinal herbs. It is an analog of enniatin, which is known to be a potent inhibitor of protein kinase C. Enniatin B2 has been shown to induce apoptosis in cancer cells and inhibit tumor growth in human cell lines. It exerts its anticancer effects by disrupting the cell cycle and inhibiting the activity of various protein kinases involved in cell signaling pathways. Enniatin B2 also exhibits inhibitory effects on urease, which makes it a potential therapeutic agent for urinary tract infections caused by urease-producing bacteria. Its unique characteristics make it a promising candidate for further research into its potential as an anticancer and antimicrobial agent.

2,6-Diethyl-4-thioisonicotinamide is a metabolite of 2,6-diethyl-4-(methylsulfonyl)pyrimidine and is used as an analytical standard for HPLC. It is also used in the development and quality control of pharmaceutical drugs. 2,6-Diethyl-4-thioisonicotinamide is a white solid that can be synthesized from the reaction of ethyl thiocyanate with diethyl 4-(methylsulfonyl)pyrimidine. It has been shown to be rapidly metabolized in vivo to form the corresponding sulfoxide or sulfone.

(S)-4-(2-Methylpropyl)-2-pyrrolidinone is a lactam that has been synthesized in the laboratory. It is an organic solvent that is used in the synthesis of other compounds. The compound has a potential for producing impurities, such as isopropyl and phosphite, during synthesis. (S)-4-(2-Methylpropyl)-2-pyrrolidinone can be synthesized by reacting 2-methylpropionic acid with one equivalent of methylamine. This reaction takes place in an organic solvent and requires kinetic control to avoid side reactions.

Applications epi-Glycochenodeoxycholic Acid Sodium Salt-d7 is a labelled epimer analogue of Glycochenodeoxycholic Acid Sodium Salt (G641255), which is a bile salt formed in the liver from chenodeoxycholate and glycine. It acts as a detergent to solubilize fats for absorption and is itself absorbed. It is a cholagogue and choleretic.
References Ollila, F., et al.: Langmuir, 17, 7107 (2001); Uekama, K., et al.: Chem. Pharm. Bull., 52, 900 (2004); Tongiani, S., et al.: J. Pharm. Sci., 94, 2380 (2005);

Applications 3,5-Diiodo-4’-O-methyl Thyroacetic Acid Ethyl Ester is a derivative of 3,5-Diiodo Thyroacetic Acid (D455140), the acetic acid analog of Thyroxine (T425601). It is a reactant in the preparation of bifunctional thyrointegrin inhibitors, thyroxine (T425601) and triiodothyronine (T795380).
References Bridoux, A. et al.: J. Enz. Inh. Med. Chem., 26, 871 (2011); Wilkinson, J.: Biochem. J., 63, 601 (1956); Wilkinson, J.: Chem. Ind., 1352 (1955)

5,6-Dehydro-tigecycline is a synthetic antibiotic that is used for the treatment of multi-drug resistant bacterial infections. 5,6-Dehydro-tigecycline binds to the 30S ribosomal subunit and blocks protein synthesis by inhibiting peptidyl transferase activity. This drug has been shown to be effective in treating methicillin resistant Staphylococcus aureus (MRSA) infections. 5,6-Dehydro-tigecycline also inhibits the growth of Mycobacterium tuberculosis and Mycobacterium avium complex, although it is not active against acid-fast bacteria such as Mycobacterium tuberculosis or Mycobacterium avium complex. Metabolism studies have shown that 5,6-Dehydro-tigecycline undergoes oxidative metabolism via CYP450 enzymes to form reactive metabolites like N2-[(

Atorvastatin lactam phenanthrene calcium salt impurity is a high purity, custom synthesis drug product. It is a metabolite of atorvastatin and was identified using metabolism studies in rat and human liver microsomes. This impurity has been shown to be an analytical standard for HPLC. Atorvastatin lactam phenanthrene calcium salt impurity is used in niche research and development, as well as the development of drugs that are pharmacopoeia grade.

1-Oxo mirtazapine is a metabolite of mirtazapine. It is a synthetic compound and is not found in nature. This product is a research and development impurity standard for the preparation of drug product, which has been synthesized to be highly pure. The material is used for drug development, including pharmacopoeia requirements for analytical studies and metabolism studies. 1-Oxo mirtazapine has been shown to have niche applications in pharmacopoeia and as an HPLC standard.

Typheramide is an inhibitor of kinases that has been shown to have anticancer properties. It is a potent inhibitor of various kinases that are involved in cancer cell growth and proliferation. Typheramide has been found to be effective against Chinese hamster ovary cells and human tumor cell lines, inducing apoptosis through the downregulation of protein kinase activity. This drug is an analog of nifedipine, a calcium channel blocker used to treat hypertension and angina. Typheramide has also been shown to have potential as a urinary biomarker for cancer due to its ability to inhibit kinase activity in cancer cells. Overall, typheramide shows promise as a potential treatment for various types of cancer.

Gentamicin Impurity

Please enquire for more information about Mycophenolate mofetil EP Impurity C including the price, delivery time and more detailed product information at the technical inquiry form on this page

2',3'-Di-O-acetyl-5'-deoxy-5-fluorocytidine is a cytosine analog that is used as an industrial chemical. It is prepared by the reaction of 5'-deoxycytidine with acetic anhydride in the presence of sodium bicarbonate, followed by a purification procedure. 2',3'-Di-O-acetyl-5'-deoxy-5-fluorocytidine reacts with toluene and trifluoromethanesulfonic acid to form 2',3'-di-O-acetyl 5'-deoxyfluorocytidine. This compound can be converted to 5'-deoxyfluorocytosine by heating in the presence of sodium tetrachloride. The yield for this process is high.

N-[4-Cyano-3-(trifluoromethyl)phenyl]-2-methylacrylamide is a cavity inhibitor that has inhibitory activity against polymerization. It also reacts with chloride and alkene, which can be used to synthesize an amide. N-[4-Cyano-3-(trifluoromethyl)phenyl]-2-methylacrylamide is reactive and has a hydroxyl group, which can react with methyl sulfone in the environment. This agent has been shown to have anticancer activity in cell lines and tumor models.

Please enquire for more information about Clopidogrel EP Impurity B hydrochloride including the price, delivery time and more detailed product information at the technical inquiry form on this page

5,6-Dimethoxy-2-(4-pyridylmethylene)-1-indanone is a hydroxide that is obtained by the reflux of 4-hydroxybenzaldehyde with an alkali metal hydroxide. It can be used in the synthesis of benzylated donepezil hydrochloride. 5,6-Dimethoxy-2-(4-pyridylmethylene)-1-indanone condenses with pyridinecarboxaldehyde to produce 1-(4'-pyridylmethylene)indane. This reaction produces a mixture of products, including benzoic acid and the indane derivative.