Étalons pharmaceutiques

Stability Air Sensitive, Hygroscopic
Applications N-1-Naphthylethylenediamine Dihydrochloride, is an organic building block used for the chemical synthesis. It can also be used as highly selective organic fluorescent probe for azide ion.
References Sahana, A., et al.: Analyst , 137, 1544 (2012);

Applications Propoxyphenyl-thiohydroxyhomosildenafil is an analogue of Hydroxythiohomo Sildenafil (H963150).
References Balayssac, S., et. al.: J. Pharmaceut. Biomed., 63, 135 (2012)

Stability Hygroscopic
Applications Used as an antihypertensive.This compound is very unstable in solution and will hydrolyze readily to give benazapril.

Applications 1,2-Dihydroxynaphthalene 574-00-5 (cas# 574-00-5) is a useful research chemical.

Applications A metabolite of Cholesterol.
References Connor, W., et al.: J, Clin. Invest., 48, 1363 (1969), Nestel, P., et al.: Metabolism, 24, 189 (1975), Ellegard, L., et al.: Eur. J. Clin. Nutr., 45, 451 (1991), Pedersen, A., et al.: J. Lipid Res., 41, 1901 (2000),

Impurity Fulvestrant EP Impurity B
Applications A metabolite of Fulvestrant (F862500).
References Rao, P., et al.: J. Steroid Biochem., 25, 417 (1986), Wakeling, A., et al.: J. Steroid Biochem. Mol. Biol., 43, 173 (1992), DeFriend, D., et al.: Cancer Res., 54, 408 (1994),

Stability Hygroscopic
Applications A metabolite of Digoxin (Dx) (D446575).
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 Fujii, Y., et al.: Clin. Chem., 37, 476 (1991), Salphati, L., et al.: Xenobiotica, 29, 171 (1999), Song, S., et al.: Drug Metab. Dispos., 27, 689 (1999),

Applications A metabolite of Nortriptyline (N837000).
References Callaghan, R., et al.: J. Biol. Chem., 268, 16059 (1993), Dagenais, C., et al.: Biochem. Pharmacol., 67, 269 (2004), Doran, A., et al.: Drug Metab. Dispos., 33, 165 (2005),

Applications Triterpenoid which can inhibit the proliferation of leukemia HL-60 cells.
References Cho, J., et al.: Pulmon. Pharmacol. Ther., 23, 190 (2010), Gohil, V., et al.: Nat. Biotechnol., 28, 249 (2010), Saha, S., et al.: J. Agric. Food Chem., 58, 434 (2010),

Impurity Estriol EP Impurity H
Applications 16α-Hydroxy Estrone (Estriol EP Impurity H) is a major metabolite of Estradiol.
References Fishman, H.G, et al.: Biochemistry, 8, 4304 (1969), Ryan, Sugar, J., et al.: J. Clin. Endocrinol. Metab., 50, 137 (1980), Numazawa, M., et al.: Steroids, 38, 149 (1981), Travis, R., et al.: Breast Cancer Res., 5, 239 (2003),

Applications A metabolite of Mianserin.
References Begg, E., et al.: Br. J. Clin. Pharmacol., 27, 445 (1989), Tybring, G., et al.: Ther. Drug Monit., 17, 516 (1995), Namera, A., et al.: J. Anal. Toxicol. 22, 396 (1998), van Nederkassel, A., et al.: J. Pharm. Biomed. Anal., 32, 233 (2003),

Stability Light Sensitive
Applications A metabolite of Letrozole.
References Koyama, E., et al.: Ther. Drug Monit., 15, 224 (1993), Pfister, C., et al.: J. Pharm. Sci., 83, 520 (1994), Vander H.Y., et al.: J. Pharm. Biomed. Anal., 24, 723 (2001), Cohen, M., et al.: Clin. Cancer Res., 8, 665 (2002),

Applications A metabolite of Venlafaxine.

Applications 3-Ethyl 3,5-Didemethyl Memantine is an impurity of Memantine (HCl salt, M218000) which is used as an antiparkinsonian and antispasmodic.
References Rohde, H., et al.: Fortschr. Med., 100, 2023 (1982), Kornhuber, J., et al.: Eur. J. Pharmacol., 166, 589 (1989), Gortelmeyer, R. and Erbler, H.: Arzneimittel-Forsch., 42, 904 (1992)

Applications Labelled Diltiazem (D460620). A calcium channel blocher with vasodilating activity. Antianginal; antihypertensive; antiarrhythmic (class IV).
References Sato, et al.: Arzneim.-Forsch., 21, 1338 (1971), Smirnov, S.R.: Eur. J. Pharmacol., 360, 81 (1998), Hansson, L., et al.: Lancet, 356, 359 (2000),

Impurity Beclomethasone Dipropionate EP Impurity D
Applications 9-Deschloro-9-bromo Beclomethasone Dipropionate (Beclomethasone Dipropionate EP Impurity D) is an impurity of Beclomethasone Dipropionate (B131030).
References Shou, M. et al.: J. Pharmac. Biomed. Anal., 50, 356 (2009); Johnston, S. et al.: J. Chrom. Sci., 48, 733 (2010);

Applications Anticholinergic. Antispasmodic.
References Fujita, et al.: J. Labelled Compd., 9, 149 (1972), Tanaka, et al.: J. Pharm. Soc. Jpn., 92, 510 (1972), Kawamoto H., et al.: Arzneim.-Forsch., 35, 1475 (1985),

Impurity Atorvastatin Pyrrolidone Analog (USP)
Stability Light Sensitive
Applications A photodegradation product of Atorvastatin (a cyclic impurity of Atorvastatin). Atorvastatin Pyrrolidone Analog (USP).
References Roger, D., et al.: Clin. Exp. Dermatol., 19, 88 (1994), Cosa, G., et al.: Photochem. Photobiol., 80, 159 (2004), Kerwin, B., et al.: J. Pharm. Sci., 96, 1468 (2007),