Étalons pharmaceutiques

Applications 21-O-Acetyl Allo-3α-tetrahydro Cortisol 3-(2’,3’,4’-Tri-O-acetyl)-β-D-Glucuronide methyl ester is a Cortisol derivative. A potential corticoid metabolite. a
References Okihara, R. et al.; Chem. Pharm. Bull. 58, 344 (2010); Hosoda, H. et al.; Chem. Pharm. Bull. 32, 4023 (1984)

Applications A leukotriene D4 antagonist. Used as an antiallergic, antiasthmatic, and vasodilator (cerebral). PDE inhibitor (non-selective).
References Nishino, K., et al.: Japan J. Pharmacol., 33, 267 (1983), Ohashi, M., et al.: Arch. Int. Pharmacodyn., 280, 216 (1986), Armstead, W.M., et al.: J. Pharmacol., Exp. Ther., 244, 138 (1988),

Stability Hygroscopic
Applications 3,3',5-triiodo-β-hydroxy-D/L-thyronine is an impurity or analog of 3,3’,5-Triiodo-D-thyronine (T795375), which is a structural analogue of the thyroid hormone Thyroxine (T425600). 3,3’,5-Triiodo-D-thyronine has been shown to reduce cholesterol in blood serum.
References Mintz, D.O., et. al.: New Engl. J. Med., 266, 808 (1962)

Applications 21-Di[methylenebis(oxy)] 5α-Dihydrocortisol is an intermediate in the synthesis of Allo-3α-tetrahydro Cortisol 3-O-β-D-Glucuronide Sodium Salt-d7 (A548512), which is a metabolite of Cortisol (H714615) in human plasma.
References Ikegawa, S. et al.: Anal. Chem., 81, 10124 (2009); Kornel, L. et al.: J. Steroid. Biochem., 13, 751 (1980); Kornel, L. et al.: J. Steroid Biochem., 6, 1267 (1975);

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).

Applications 2-Cyano-2-(hydroxyimino)acetic Acid is a degradation product of Cymoxanil (C988995), which is a fungicide applied as a seed treatment or as a foliar application to the plants to control late blight. It is an effective ligand for Cu2+ and Ni2+ ions over a broad pH range and useful reagent for synthesizing chelating agents.
References Morrica, P., et al.: J. Agric. Food Chem. 52, 99 (2004); Dhingani, J. C., et al.: J. Pure. App. Microbiol., 6, 1683 (2012); Bakirici, G.T., et al.: Food. Chem., 135, 1901 (2012); Sliva, T. Y., et al.: Dalton Trans. 11, 1863 (1998)

Applications 4,4'-Diamino-2,2'-bipyridine is a bidendate chelator.

Applications 17-O-Methyl Boldenone is the O-methylated derivative of Boldenone (B675100), an anabolic steroid. 17-O-Methyl Boldenone is one of the steroids that is analyzed in growth-promoting agents or veterinary drugs administered to livestock.
References Lommen, A. et al.: J. Pharmac. Biomed. Anal., 28, 87 (2002); Scippo, M. et al.: Anal. Chim. Acta, 473, 135 (2002);

Applications Cholesterol-d6 has been used in safe procedures to measure the percentage of cholesterol absorption, based on that of D. B. Zilversmit (1972), by using Cholesterol-d6 as a stable nonradioactive isotopic tracer of cholesterol that was administered orally into normal individuals to facilitate clinical investigation.
References Bosner, Matthew S., Journal of Lipid Research, 34, 1047-53, (1993)

Applications N-(1-Ethylpropyl)-N-methyl-β-alanine is a compound useful in organic synthesis.