Étalons pharmaceutiques

Applications rel-(R*,R*)-Bicalutamide Sulfoxide is an diastereomeric bicalutamide (B382000) derivative.
References Li, Wei., et al.: Chirality., 21, 578 (2009);

Applications A methylated analog of Zonisamide (Z700000) with anticonvulsant activity.
References Uno, H., et al.: J. Med. Chem., 22, 180 (1979)

Impurity Levonorgestrel EP Impurity D
Applications 13-Ethyl-18,19-dinor-17α-pregn-4-en-20-yn-17-ol (Levonorgestrel EP Impurity D) is an impurity of Levonorgestrel.
References McGinty, D., et al.: Endocrinology, 24, 829 (1939), Belanger, A., et al.: Steroids, 37, 361 (1981), Nieman, L., et al.: J. Clin. Endocrinol. Metab., 61, 536 (1985), Klebe, G., et al.: J. Med. Chem., 37, 4130 (1994),

Applications 2-(4-Nitrophenyl)propionic acid is a reagent used in the preparation of α-Methylated analogs of triiodothyroalkanoic acids which have interactions with hepatic thyroid receptors.
References Zemker, N., et al.: J. Med. Chem., 35, 548 (1992);

Applications Palladium (II) chloride is used to catalyze the carbonylation of organotellurium compounds with carbon monoxide. Palladium (II) chloride is also sometimes used in carbon monoxide detectors where it undergoes a redox reaction and changes colour, causing the alarm to be triggered.
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 Ohe, K., et al.: J. Org. Chem., 52, 4859 (1987)

Applications Cyclobutanecarboxylic Acid, can be used as an organic building block in the chemical synthesis. It is also an Antiinflammatory agent.
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 Grassy, G. et al.: Euro. J. Med. Chem., 14, 493, (1979);

Applications N-Carbobenzyloxy-D-serine-beta-lactone (cas# 98632-91-8) is a useful research chemical.

Applications 2-Nitrophloroglucinol is a useful synthetic intermediate. It is used to prepare benzoxazoles and benzothiazoles as selective ligands for human β-estrogen receptor (ER-β).
References Barlaam, B., et al.: PCT Int. Appl., WO 2002051821 A1 20020704 (2002)

Applications DL-Homocysteine Thiolactone-3,3,4,4-d4 HCl (CAS# 1219805-31-8) is a useful isotopically labeled research compound.

Applications Tauro 6-Ethlchenodeoxycholic Acid Sodium Salt can be otained from 6-Ethylchenodeoxycholic Acid (E899810) which is a derivative of the bile acid Chenodeoxycholic Acid (C291900). 6-Ethylchenodeoxycholic Acid (E899810) is a potent activator of the farnesoid X nuclear receptor which reduces liver fat and fibrosis in animal models of fatty liver disease.
References Neuschwander-Tetri, B.A., et al.: Lancet., 385, 956 (2015)

Applications 2-Bromo-4-fluoroacetophenone (cas# 1006-39-9) is a compound useful in organic synthesis.

Applications 2-Chloro-5-nitropyrimidin-4-ol is an intermediate used in the synthesis of 4-Chloro-5-nitro-2-(propylthio)pyrimidine (C374095), which is an impurity of the drug Ticagrelor (T437700), the first reversible oral P2Y12 receptor antagonist, provides faster, greater, and more consistent ADP-receptor inhibition than Clopidogrel. Ticagrelor is used in the treatment of acute coronary syndromes (ACS).
References Matetzky, S., et al.: Circulation, 109, 3171 (2004), Bassand, J., et al.: Eur. Heart J., 28, 1598 (2007), Jakubowski, J., et al.: Cardiovasc. Drug Rev., 25, 357 (2007)

Applications 2,2',3,5',6-Pentachlorobiphenyl-13C12 is the labeled analogue of 2,2',3,5',6-Pentachlorobiphenyl (P237935), an environmental neurotoxicant that promotes synaptogenesis through ryanodine receptor-dependent miR132 upregulation.
References Lesiak, A., et. al.: J. Neurosci., 34, 717 (2014)

Impurity Atorvastatin 2-Hydroxy Lactone
Stability Hygroscopic
Applications A 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.

Applications 2-Anthracenecarboxylic Acid (cas# 613-08-1) is a useful research chemical.

Applications 2,4-Bis(trimethylsilyl)cytosine is an intermediate used in the synthesis of 1’-Epi Gemcitabine Hydrochloride (E588510), which is an α-Anomer of Gemcitabine.
References Hertel, L.W., et al.: Cancer Res., 50, 4417 (1990), Abbruzzese, J.L., et al.: J. Clin. Oncol., 9, 491 (1991), Ruiz, V.W.T., et al.: Biochem. Pharmacol., 46, 762 (1993),

Stability Temperature and Moisture Sensitive
Applications 5-Trifluoromethyl-2-pyridinesulfonyl Chloride, 95%, 10% in Benzene (cas# 174485-72-4) is a compound useful in organic synthesis.
Not a dangerous good if item is equal to or less than 1g/ml and there is less than 100g/ml in the package