Pharmaceutical Standards

Applications 9-Bromoanthracene is an intermediate in the synthesis of 9-substituted derivative of the polycyclic aromatic hydrocarbon (PAH) anthracene (A678400).
References Corream A., et al.: J. Am. Chem. Soc., 136, 1062 (2014)

Applications Ruthenium, is a rare transition metal belonging to the platinum group of the periodic table with various applications. It can be used in platinum and palladium alloys to make wear-resistant electrical contacts.
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 Hunt, L. B., et al.: Platinum Metals Rev., 49 (2), 74 (2003);

Applications 2,2'-Sulfinyldiethanol is an important metabolite and degrdation product of sulfur mustard.
References Sathe, M., et al.: Analyst, 139, 5118 (2014); Nie, Z., et al.: Guoji Yaoxue Yanjiu Zazhi, 38, 419 (2011); Ermakova, I. T., et al.: Microbiology, 71, 519 (2002)

Applications N,N'-Bis[3-(trifluoromethyl-4-cyanophenyl]urea can be obtained from 5-Amino-2-cyanobenzotrifluoride (A603630) which can be used for the preparation of benzene derivatives as non-steroidal androgen receptor modulators.
References Xiao, H.-Y., et al.: Bioorg. Med. Chem. Lett., 20, 4491 (2010)

Applications 1-Naphthylamine is a reagent used to synthesize various dyes used in the textile industry.
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 Case, R., et al.: Brit. J. Ind. Med., 11, 75 (1954)

Stability Light Sensitive
Applications Protoporphyrin-9 is the precursor to heme sites and chlorophyll.

Applications Labelled 2-Ketoglutaric Acid is used in enzymic preparation and conversion to radiolabeled isocitric acid
References Ehrlich, R.S. et al.: Biochemistry, 26, 3461 (1987);

Applications Dihydro Artemisinin (D448360) dimer with anticancer and antiprotozoal activity.
References Galal, A. et al.: Bioorg. Med. Chem., 17, 741 (2009); Beekman, A. et al.: Phytother. Res., 10, 140 (1996)

Applications (S)-(-)-Verapamil-d3 hydrochloride is deuterium labelled S-Verapamil (V124991). Both isomers inhibit the p-glycoprotein efflux pump in multidrug resistant tumor cells.
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 Peroutka, S., et al.: J. Ann. Neurol, 23, 500 (1988); Eliason, J.F., et al.: Int. J. Cancer, 46, 113 (1990)

Applications (-)-Menthone-d3 is an isotope labelled analog of (-)-Menthone (M199550), a constituent of the essential oils of pennyroyal, peppermint, Pelargonium geraniums, and others. It is also a naturally occurring pesticide.
References Zhang, Q., et al.: Pest Management Science, 69, 542 (2013); Weimin, Y., Shijie Nongyao, 30, 33 (2008);

Impurity Terbinafine BP Impurity A; Terbinafine USP Related Compound A
Applications N-Methyl-1-naphthalenemethanamine hydrochloride (Terbinafine BP Impurity A; Terbinafine USP Related Compound A) is an intermediate used in the synthesis of various pharmaceuticals such as Terbinafine hydrochloride (T107500) and Butenafine hydrochloride (B690195).
References Petranyi, G., et al.: Science, 224, 1239 (1984); Ryder, N.S., et al.: Antimicrob. Agents Chemother., 27, 252 (1985); Evans, E.G.V., et al.: Br. Med. J., 318, 1031 (1999); Kokjohn, K., et al.: Int. J. Dermatol., 42, 11 (2003); Sumikawa, M., et al.: J. Dermatol., 34, 456 (2007)

Applications trans-2,cis-6-Nonadienal is an unsaturated aldehyde that is responsible for the cucumber smell of Synura petersenii, a freshwater colonial flagellate. trans-2,cis-6-Nonadienal is also a common natural and drinking water contaminant.
References Berra, T., et al.: Trans. Am. Fish. Soc., 111, 78 (1982); Kynclova, A., et al.: Nova Hedw. Bei., 136, 283 (2010); Ömür-Özbek, P. & Dietrich, A.: Environ. Sci. Tech., 39, 3957 (2005)

Applications 1-Acenaphthenol is a product of the microbial metabolism and photolysis of acenaphthene, of acenaphthene, a polycyclic hydrocarbon that has potential to act as polyploidizing agents in plants. 1-Acenaphthenol is also a known substrate of dihydrodiol dehydrogenases.
References Reyes, C., et al.: J. Photochem. Photobiol. A, 112, 277 (1998); Šavlík, M., et al.: Res. Vet. Sci., 83, 20 (2007); Schocken, M. & Gibson, D.: Appl. Environ. Microb., 48, 10 (1984);

Applications α,2,4-Trichloroacetophenone is a reagent used in the synthesis of isoconazole, a potent antifungal agent.
References Dulcevscaia, G. et al.: Polyhed., 52, 106 (2013); Wang, Y. et al.: Bioorg. Med. Chem. Lett., 22, 5363 (2012);

Stability Hygroscopic
Applications Used as a resolving agent, and as a catalyst for coupling dipeptides.
Not a dangerous good if item is equal to or less than 1g/ml and there is less than 100g/ml in the package

Impurity Glimepiride Ethyl Ester Impurity
Applications Intermediate for the preparation of Glimepiride (G410150) and some substituted sulfonyl urea antidiabetics. Glimepiride Ethyl Ester Impurity

Applications 2-(Dimethylamino)guanosine (cas# 2140-67-2) is a compound useful in organic synthesis.

Applications N-Des((tetrahydrofuran-2-yl)methanone)) Terazosin Dihydrochloride is a related compound to Terazosin (T105000), a α-1-adrenergic blocker related to Prazosin (P702325).
References Patterson, S.E., et al.: J. Chromatog., 311, 206 (1984), Fort, F.L., et al.: Drug Chem. Toxicol., 7, 435 (1984), Lepor, H., et al.: J. Urol., 148, 1467 (1992),