Pharmaceutical Standards

Applications Tetrachlorophthalic Anhydride is used in the synthesis of nucleoside analogues with a specific structure as apoptosis inducing active compounds. Also used in the synthesis of carbonic anhydrase inhbitors. Chlorinated Reactive Flame Retardant Intermediate
References Hirschhaeuser, C. et al.: Chem. A. Eur. J., 19, 13017 (2013); Sethi, K. et al.: Bioorg. Med. Chem., 21, 5168 (2013);

Applications 2',5'-Difluoroacetophenone is used in the synthesis of pyrazole compounds as inhibitors of dipeptidyl peptidases. These compounds have been shown to produce anti-hyperglycemic effects.
References Hsu, T. et al.: J. Chin. Chem. Soc., 56, 1048 (2009);

Applications 2-Bromo-4’-fluoroacetophenone is an intermediate in the synthetic preparation of competitive inhibitors of aromatase.
References Utsukihara, T., et al.: J. Molec. Cata. B: Enzymatics., 45, 68 (2007); Vinh, T.K., et al.: Bioorg. Med. Chem. Lett., 9, 2105 (1999);

Stability Hygroscopic, Moisture Sensitive
Applications 1-​[1-​(4-​Chlorobenzoyl)​-​5-​hydroxy-​2-​methyl-​1H-​indole-​3-​acetate]β-​D-​Glucopyranuronic Acid is an analog of Indomethacin Acyl-β-D-glucuronide a metabolite of Indomethacin (I641000). Acyl glucuronides have been implicated in the toxicity of many xenobiotics and marketed drugs.
References Abid, A., et al.: Biochem. Pharmacol., 50, 557 (1995), Gamage, N., et al.: Toxicol. Sci., 90, 5 (2006), Cerveny, L., et al.: Drug Metab. Dispos., 35, 1032 (2007), Hayeshi, R., et al.: Eur. J. Pharm. Sci., 35, 383 (2008),

Applications (3R,5S)-5-(6-Cyclopropyl-10-fluoro-7,8-dihydrobenzo[k]phenanthridin-8-yl)-3,5-dihydroxypentanoic Acid Sodium Salt is an impurity of Pitavastatin (P531000), a competitive inhibitor of HMG-CoA reductase. Antilipemic.
References Aoki, T., et al.: Arzneim.-Forsch., 47, 904 (1997); Yamada, I., et al.: Xenobiotica, 33, 789 (2003); Park, S., et al.: Clin. Ther., 27, 1074 (2005)

Applications Ethylene Glycol Dilaurate is a pearling agents for cosmetics.
References Onozaki, T., et al.: Journal of SCCJ, 15, 38 (1981)

Applications 1-Chloro-1-desmethylpiperazinyl-bosutinib is a useful intermediate in the green preparation of the anti-tumor agent Bosutinib (B676095). It is a COVID19-related research product.
References Mao, Y., et al.: Synthesis, 47, 3133 (2015); Chen, H., et al.: Zhongguo Yiyao Gongye Zazhi, 44, 1086 (2013); Yin, X. J., et al.: Molecules, 4261 (2010)

Applications Fluorescent Brightener KSN (cas# 5242-49-9) is a useful research chemical.

Applications N-Methyl(p-tosyl)carbamic Acid Methyl Ester is a methyl ester derivative of N-[(arylsulfonyl)methyl]carbamates that display intramolecular shielding.
References Van der Werf, S. et al.: Rec. Trav. Chim. Pays-Bas, 89, 423 (1970);

Applications O-Methyl Oxazepam Acetate is an impurity of Oxazepam (O845700), which is an anxiolytic; muscle relaxant (skeletal); anticonvulsant; ligand for the GABAA receptor benzodiazepine modulatory site. Controlled substance (depressant).
References Goldenthal, E.I., et al.: Toxicol. Appl. Pharmacol., 18, 185 (1971), Sisenwine, et al.: Arzneim. Forsch., 22, 682 (1972), Shearer, C.M., et al.: Anal. Profiles Drug Subs., 3, 441 (1974), Greenblatt, D.J., et al.: Clin. Pharmacokinet., 6, 89 (1981),

Applications Azadiradione is an extract from Neem (Azadirachta indica) plant and may contain antifungal properties. It has also been shown to restore protein quality control and ameliorate disease pathogenesis in Huntington’s disease.
References Singh, T. et al.: Am. J. PharmTech. Res., 6, 323 (2016); Singh, B. et al.: Mol. Neurobiol., 55, 6337 (2018);

Applications 1-Acetyl-2-[1-(2-naphthyl)ethyl]benzene (cas# 1246820-30-3) is a compound useful in organic synthesis.

Applications Cholesterol-d6 has been used in safe procedures to measure the percentage of cholesterol absorption, based on that of D. B. Zilversmit (1972), by using Cholesterol-d6 as a stable nonradioactive isotopic tracer of cholesterol that was administered orally into normal individuals to facilitate clinical investigation.
References Bosner, Matthew S., Journal of Lipid Research, 34, 1047-53, (1993)