Pharmaceutical Standards

Stability Moisture Sensitive, Temperature Sensitive
Applications A metabolite of Lumiracoxib.
References Fu, J., et al.: J. Biol. Chem., 265, 16737 (1990), Goldstein, J., et al.: Am. J. Gastroenterol., 96, 1019 (2001), Flower, R., et al.: Nat. Rev. Drug Discov., 2, 179 (2003), Grillo, M., et al.: Drug Metab. Dispos., 31, 1327 (2003),

Applications (S)-Metalaxyl is the S-enantiomer of Metalaxyl (M258740(P)), an agricultural fungicide. Metalaxyl is a contaminant of emerging concern (CECs). It is useful in cannabis testing kits as a component of pesticide mixes (P698235(M)).
References Boughalleb, N., et al.: Int. J. Agric. Res., 5, 1057 (2010), Lian, Y., et al.: J. Agric. Food Chem., 58, 9428 (2010)

Applications (±)-Napropamide-d10 (N,N-diethyl-d10) is a useful isotopically labeled compound of Napropamid (N378700)

Applications Artemether Succinate Dimer is a derivative compound of Artemisinin (A777500), an antimalarial.
References Klayman, D.L., et al.: Science, 228, 1049 (1985); Price, R.N., et al.: Expert Opin. Invest. Drugs, 9, 1815 (2000); Meshnick, S.R., et al.: Int. J., Parasitol., 32, 1655 (2002);

Applications 2-(Bromomethyl)-5-(trifluoromethyl)furan is an intermediate used to prepare tertiary sulfonamides as liver X receptor antagonists. It is also used to synthesize hydantoin based inhibitors of MMP13 with potential use in osteoarthritis.
References Zuercher, W., et al.: J. Med. Chem., 53, 3412 (2010); De Savi, C., et al.: Bioorg. Med. Chem. Lett., 23, 4705 (2013)

Stability Moisture Sensitive
Applications Fluorescent labeling reagent for proteins. Used in the fluorescent antibody technique for rapid identification of pathogens. Dyes and metabolites.
References Riggs, H.J.L., et al.: Amer. J. Pathol., 34, 1081 (1958), Mann, K.G. and Fish, W.W., Methods in Enz., 26, 28 (1972),

Applications 6-Keto-testosterone Cypionate, is a derivative of Testosterone Cypionate (T155100), which is an anabolic steroid with androgenic properties. Testosterone Cypionate is also used for testosterone therapy in males with hypogonadism. (Controoled Substance)
References Rabkin, J.G. et al.: J. Clin. Psychopharmacol., 19, 19 (1999); Hajjar, R. et al.: J. Clin. Endocrinol. Metab., 82, 3793 (1997); Rhoden, E. et al.: J. Sex Med., 7, 277 (2010);

Applications N-Desmethyl Regorafenib (Pyridine)-N-oxide-d3 is the isotope labelled analog of N-Desmethyl Regorafenib (Pyridine)-N-oxide (D293280); a synthetic metabolite of Regorafenib (R143000) used for treatment and prevention of cancer.
References Wilhelm, S.: PCT Int. Appl. WO 2011130728 A1 20111020. Oct 20, 2011

Stability Hygroscopic
Applications Nicotine-N-(4-deoxy-4,5-didehydro)-β-D-glucuronide is a possible metabolite of Nicotine (N412420).
Not a dangerous good if item is equal to or less than 1g/ml and there is less than 100g/ml in the package

Applications 4'-[(4,5-Dimethyl-3-isoxazolyl)sulfamoyl]acetanilide is an renal metabolite of Sulfatroxazole (S699265), is an component present in various veterinary drugs.
References Nouws, J. F. M., et al.: J. Vet. Pharmacol. Ther., 12, 50 (1989);

Applications Testosterone (T155000) derivative. Intermediate in the preparation of Epostane (E588850).

Stability Hygroscopic
Applications 2-Chloroethyl benzoate (cas# 939-55-9) is a useful research chemical.

Applications Methyl (2E)-[2-(chloromethyl)phenyl)](methoxyimino)acetate is an impurity from the pesticide active ingredient, Trifloxystrobin, a broad-spectrum foliar fungicide used in plant pritection.
References Margot, P. et al.: Bright. Crop Prot. Conf. Pest Dis., 2, 375 (1998); Karadimos, D.A. et al.: Crop Prot., 24, 23 (2005); Prom, L.K. et al.: Plant Dis., 87, 252 (2003);