Stéroïdes

Applications 11,12-Dehydroxy-Betamethasone is an impurity of the steroid 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 3β-Hydroxy Progesterone is a biotransformation product of Progesterone (P755900), by Chlorella spp. Progesterone is a steroid hormone produced by the corpus luteum. Induces maturation and secretory activity of the uterine endothelium; suppresses ovulation. Progesterone is implicated in the etiology of breast cancer
References Pollio, A., et al.: Phytochem., 42, 685 (1996); Anderson, E., et al.: Breast Cancer Res., 4, 197 (2002); Lanari, C., et al.: Breast Cancer Res., 4, 240 (2002); Albrecht, E.D., et al.: Front. Biosci., 8, 416 (2003); Qiu, M., et al.: J. Steroid Biochem. Mol. Biol., 85, 147 (2003);

Applications 10β-Hydroperoxy Norethindrone Acetate is a derivative of Norethindrone (N676000), a progesterone in combination with acetate used as an oral contraceptive (1,2). It is reasonably anticipated to be a human carcinogen.
References 1. Shroff, A. et al.: Anal. Profiles Drug Subst. 1975 ; 4;268-293;

Applications [18O] Cholesterol can be used as a practical tracer for studies of cholesterol metabolism in humans.
References Hudgins, L.C., et al.: Biomed. Environ. Mass Spect., 17, 463 (1988),

Applications 2-Hydroxyestrone-3-methyl Ether is an estrogen metabolite which can be used as a biomarker to determine cancer risks and metabolic diseases.
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 Schairer, C., et al.: Cancer Epidemiol. Biomarkers Prev., 25, 105 (2016); Li, X., et al.: Steroids, 99, 84 (2015)

Applications Cholesta-3,5-diene-7-one-25,26,26,26,27,27,27-d7 is a compound useful in organic synthesis.