Esteroides

Applications A metabolite of Desogestrel.
References Back, D., et al.: Br. J. Clin. Pharmacol., 26, 23 (1988), Wienkers, L., et al.: Drug Metab. Dispos., 1990, 24, 610 (1990), Bourrie, M., et al.: J. Pharmacol. Exp. Ther., 277, 321 (1996), Ono, S., et al.: Xenobiotica, 26, 681 (1996),

Applications N-Desmethyl Ulipristal Acetate is the N-monodemethylated analogue and metabolite of the selective progesterone receptor modulator Ulipristal Acetate (U700810). N-Desmethyl Ulipristal Acetate contributes significantly to the antiprogestational activity of its parent compound.
References Attardi, B.J. et al.: J. Steroid Biochem. Mol. Biol., 88, 277 (2004);

Impurity Beclomethasone Dipropionate EP Impurity S
Applications Beclomethasone 11,17,21-Tripropionate (Beclomethasone Dipropionate EP Impurity S) is an impurity of Beclomethasone (B131000), a glucocorticoid. Used in chronic asthma and allergic rhinitis. Antiallergic, antiasthmatic (inhalant). Anti-inflammatory (topical).
References Malfitan, V.A., et al.: Clin. Ther., 4, 472 (1982), Rao, M., et al.: J. Asthma, 19, 21 (1982), Small, P., et al.: Ann. Allergy, 49, 127 (1982), Brogden, R.N., et al.: Drugs, 28, 99 (1984),

Applications Prednisolone 21-β-D-Glucuronide Sodium Salt is a metabolite of Prednisolone (P703740).
References Hutzler, J., ET AL.: Drug Metab. Dispos., 30, 355 (2002), Sugiyama, D., et al.: J. Biol. Chem., 278, 43489 (2003), Hagenbuch, B., et al.: Xenobiotica, 38, 778 (2008),

Applications Cholesteryl Acetate Dibromide is an brominated intermediate in the synthesis of Cholesterol (C432501) derivatives.
References Kandutsch, A.A., et al.: J. Biol. Chem., 249, 6057 (1974);

Applications A bile acid derivative as anti-inflammatory and antitumor agent.
References Yasukawa, K., et al.: Chem. Pharm. Bull, 19, 573 (1996), Yasukawa, K., et al.: J. Pharm. Pharmacol., 52, 119 (2000), Iida, T., et al.: Lipids, 38, 281 (2003),

Applications A synthetic adrenocorticosteroid that acts as an anti-inflammatory and anti-pruritic agents. It is used as a topical for the treatment of dermatologic disorders such as atopic dermatitis and psoriasis.
References Mason, J. et al.: Br. J. Dermatol., 146, 351 (2002); Sears, H.W. et al.: Clin. Therap., 19, 710 (1997); Otomo, Y.Z. et al.: Nip. Yakur. Zas., 78, 647 (1981);

Impurity Norethindrone Acetate EP Impurity F
Applications 6β-Hydroxy Norethindrone Acetate (Norethindrone Acetate EP Impurity F) is an oxidative product of the drug Norethindrone (N676000). Norethindrone impurity.
References Reif, V., et al.: Pharmaceutical Res., 4, 54 (1987), Rao, P., et al.: Steroids, 59, 621 (1994),

Stability Hygroscopic
Applications A degradation product of Betamethasone (B327000).
References Andersson, P., et al.: J. Pharm. Pharmacol., 36, 763 (1984), Wurthwein, G., et al.: Biopharm. Drug Dispos., 11, 381 (1990), Samtani, M., et al.: J. Pharm. Sci., 93, 726 (2004), Samtani, M., et al.: Drug Metab. Dispos., 33, 1124 (2005),

Impurity Ethinylestradiol EP Impurity H
Applications A degradation product of Ethynyl Estradiol (EE), (E685100).
Not a dangerous good if item is equal to or less than 1g/ml and there is less than 100g/ml in the package

Stability Light Sensitive, Temperature Sensitive
Applications An oxidized derivative of the visual pigment carotenoid.
References Wada, A., et al.: Chem. Pharm. Bull., 56, 112 (2008), Smolensky, E., et al.: Biochem., 48, 9170 (2009),

Applications Stigmasta-3,5-diene is one of the components found in vegetable oil after refining.
References Lanzon, A., et al.: J. Am. Oil Chemist Soc., 71, 285 (1994); Cert, A., et al.: Food Chem., 49, 287 (1994)

Applications Ethyl Deoxycholate is the ethyl ester of the common bile salt Deoxycholic Acid (D232645), a Cholic Acid (C432600) derivative used as a component in cell lysis buffers.
References Tuangtong, R. et al.: Dermatol. Surg., 36, 899 (2010); Araki, Y. et al.: Scand. J. Gast., 36, 533 (2001);

(1α)-17-(Acetyloxy)-6-chloro-1-(chloromethyl)-pregna-4,6-
diene-3,20-dione; 6-Chloro-1α-(chloromethyl)-17-
hydroxypregna-4,6-diene-3,20-dione Acetate; Cyproterone
Acetate EP Impurity C

Impurity Fluticasone USP Related Compound B
Applications An impurity of Fluticasone Propionate (F599500), a derivative of Flumethasone (F455000). An antiallergic; anti-asthmatic; anti-inflammatory. Fluticasone USP Related Compound B.
References Matuszewski, B, et al.: Anal. Chem., 75, 3019 (2003), Fekete, S., et al.: J. Pharm. Biomed. Anal., 49, 64 (2009), Meltzer, E.O., et al.: J. Allergy Clin. Immunol., 86, 221 (1990), Mitchison, H.C., et al.: Gut, 32, 260 (1991), Phillipps, G.H., et al.: J. Med. Chem., 37, 3717 (1994)

Applications Betamethasone 6α-Bromo 17-Valerate is an impurity of Betamethasone (B327000), which is a glucocorticoid used as an anti-inflammatory agent.
References Ferrante, M.G., et al.: Anal. Profiles Drug Subs., 6, 43 (1977), Li, A., et al.: Chem. Biol. Interact., 142, 7 (2002), Cruz-Monteagudo, M., et al.: Eur. J. Med. Chem., 40, 1030 (2005), Rothfuss, A., et al.: Chem. Res. Toxicol., 19, 1313 (2006),

Applications Methyl Lithocholate is an derivative of Lithocholic Acid (L469180),a cholic acid derivative as TGR5 modulator. Found in ox bile, human bile, rabbit bile, and in ox and pig gallstones.
References Roleira, F.M., et al.: Lett. Drug. Design. Discovery., 7, 610 (2010);