Estándares farmacéuticos

Applications N-Desmethyl analog of Rosuvastatin Lactone (R700550); an intermediate in the production of Rosuvastatin (R700500) derivatives.

Applications 2-Nitrophloroglucinol is a useful synthetic intermediate. It is used to prepare benzoxazoles and benzothiazoles as selective ligands for human β-estrogen receptor (ER-β).
References Barlaam, B., et al.: PCT Int. Appl., WO 2002051821 A1 20020704 (2002)

Applications 3-Nitrophenol is a chemical reagent used in various organic syntheses. Used in the synthesis of RAGE inhibitors via the etherification of phenols. Also used in the synthesis of kinase inhibitors against epidermal growth factor receptor T790M mutation.
References Zhou, W. et al: Nature. 462, 4887 (2009); McKillop, A. et al.: Tetrahedron, 30, 1379 (1974);

Applications N-Carbobenzyloxy-D-serine-beta-lactone (cas# 98632-91-8) is a useful research chemical.

Applications Cyclobutanecarboxylic Acid, can be used as an organic building block in the chemical synthesis. It is also an Antiinflammatory agent.
Not a dangerous good if item is equal to or less than 1g/ml and there is less than 100g/ml in the package
References Grassy, G. et al.: Euro. J. Med. Chem., 14, 493, (1979);

Applications 5-Chloro-m-salicylic Acid was studied as a potential selective lactate receptor (GPR81) agonists with antilipolytic effects.
References Dvorak, C.A., et al.: ACS. Med. Chem. Lett., 3, 637 (2012);

Applications Palladium (II) chloride is used to catalyze the carbonylation of organotellurium compounds with carbon monoxide. Palladium (II) chloride is also sometimes used in carbon monoxide detectors where it undergoes a redox reaction and changes colour, causing the alarm to be triggered.
Not a dangerous good if item is equal to or less than 1g/ml and there is less than 100g/ml in the package
References Ohe, K., et al.: J. Org. Chem., 52, 4859 (1987)

Applications 2-(4-Nitrophenyl)propionic acid is a reagent used in the preparation of α-Methylated analogs of triiodothyroalkanoic acids which have interactions with hepatic thyroid receptors.
References Zemker, N., et al.: J. Med. Chem., 35, 548 (1992);

Applications The major metabolite of Mosapride (M731000).
References Somogyi, A., et al.: Clin. Pharmacokinet., 8, 463 (1983), Cashman, J., et al.: Drug Metab. Dispos., 21, 587 (1993), Berkman, C., et al.: Biochem. Pharmacol., 50, 565(1995), Blake, B., et al.: Xenobiotica, 25, 377 (1995),

Applications Rescinnamine is an angiotensin-converting enzyme inhibitor used as an antihypertensive drug.
References Fife, R., et al.: Brit. Med. J., 2, 1848 (1960); Balsevich, J., et al.: Planta Med., 44, 91 (1982)

Impurity Levonorgestrel EP Impurity D
Applications 13-Ethyl-18,19-dinor-17α-pregn-4-en-20-yn-17-ol (Levonorgestrel EP Impurity D) is an impurity of Levonorgestrel.
References McGinty, D., et al.: Endocrinology, 24, 829 (1939), Belanger, A., et al.: Steroids, 37, 361 (1981), Nieman, L., et al.: J. Clin. Endocrinol. Metab., 61, 536 (1985), Klebe, G., et al.: J. Med. Chem., 37, 4130 (1994),

Applications An impurity of the analgesic Ketorolac (K235650).

Applications A chiral intermediate used for preparation of Esmolol hydrochloride optical isomers.