Étalons pharmaceutiques

Impurity Irinotecan USP Related Compound E
Applications An anticancer drug, showed strong activity against various murine tumors. A Camptothecin (CPT) derivative as antineoplastic agent against drug-resistant tumors. Irinotecan USP Related Compound E.
References Brangi, M., et al.: Cancer Res., 59 5938 (1999), Miyake, K., et al.: Cancer Res., 59, 8 (1999) , Bom, D., et al.: J. Med. Chem., 43, 3970 (2000) , Gamcsik, M., et al.: Mol. Cancer Ther., 1, 11 (2001).

Applications A metabolite of methylmalonic acid and propionic acid in children with methylmalonic acid and propionic acid metabolic disorders.
References Duran, M., et al.: Clin. Chimica Acta, 82, 93 (1978), Thompson, G.N., et al.: Pediatric Res., 27, 413 (1990),

Applications 4-Hydroxyatorvastatin is a hydroxylated metabolite of Atorvastatin, a selective, competitive HMG-CoA reductase inhibitor. Atorvastatin is the only drug in its class specfically indicated for lowering both elevated LDL-cholesterol and triglycerides in patients with hypercholesterolemia.
References Smith, S. et al.: Am. J. Cardiol., 80, 10H (1997); Jacobsen, W. et al.: Drug Metab. Dispos., 28, 1369 (2000); Istvan, E. et al.: Science, 292, 1160 (2001); Tabernero, L. et al.: J. Biol. Chem., 278, 19933 (2003); Bratton, L. et al.: Bioorg. Med. Chem., 15, 5576 (2007);

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),

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 trans-β-Farnesene is a sesquiterpene natural product made my different plants to repel pest aphid species.
References Bruce, T., et al.: Pest Manag. Sci., 61, 1115 (2005);

Applications 3-(4-Chlorophenyl)glutaric Acid (cas# 35271-74-0) is a compound useful in organic synthesis. Baclofen Impurity 1

Impurity Olmesartan Medoxomil EP Impurity D
Applications Olmesartan medoxomil intermediate.
References Birkenhager, W., et al.: J. Hypertens, 17, 873 (1999), Whittaker, A., et al.: Br. J. Cardiol., 12, 125 (2005),

Applications Naphthalene is an abundant polycyclic aromatic hydrocarbon that is persistent, bioaccumulative, toxic and found in tobacco smoke and urban air. This compound is a contaminant of emerging concern (CECs).
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 Sutherland, K.M., et. al.: Am. J. Physiol., 302, L68 (2012); Bahuguna, A., et. al.: J. Pharm. Res., 5, 1600 (2012);

Impurity Amlodipine EP Impurity H
Applications Amlodipine Besilate (A633500) impurity. Used in the process for preparing Amlodipine benzenesulfonate. Amlodipine EP Impurity H

Applications 3-Hydroxyglutaric Acid (cas# 638-18-6) is a compound useful in organic synthesis.

Applications (2-Nitrophenyl)phosphoric triamide is used in the preparation of N-phenylphosphoric acid triamides derivatives as agents for regulating or inhibiting enzymatic urea hydrolysis.
References Benini, S., et al.: Eur. J. Biochem., 239, 61 (1996), Witte, C., et al.: Plant Physiol., 128, 1129 (2002), Krajewska, B., rt al.: Bioorg. Chem. 35, 355 (2007),

Stability Hygroscopic
Applications Urolithin C is used in biological studies to evaluate the metabolite antioxidant activity.
References Ishimoto, H., et. al.: Bioorg. Med. Chem. Lett., 21, 5901 (2011);

Impurity Ezetimibe Tetrahydropyran Impurity
Applications Ezetimibe (E975000) tetrahydropyran impurity.

Applications 2,3-Dihydroxy-4-oxopentanoic Acid is a secondary organic aerosol.
References Kleindienst, T., et al.: Atmospheric Environ., 41, 8288 (2007); Stone, E., et al.: Environ. Sci. Tech., 43, 3448 (2009)

Stability Hygroscopic
Applications Disodium salt of Mosapride (M731000) derivative.
References Yoshida, N., et al.: Arch. Int. Pharmacodyn. Ther., 300, 51 (1989), Yatera, S., et al.: Japan. Pharmacol. Ther., 21, 21 (1993), Ruth, M., et al.: Aliment Pharmacol. Ther., 12, 35 (1998),

Applications epi Dienogest, is metabolite of Dienogest (D441870), a derivative of 19-Nortestosterone, that in combination with estrogencan acts as oral contraceptive.
References Hubner, M., et al.: Arzneim.-Forsch., 30, 401 (1980), Spona, J., et al.: Contraception, 56, 185 (1997), Foster, R.H., et al.: Drugs, 56, 825 (1998),