APIs pour la recherche et les impuretés

Applications Methyl Benzoate-2,3,4,5,6-d5 (CAS# 68661-19-8) is a useful isotopically labeled research compound.

Applications 2-Chloro-2’,3’-O-isopropylideneadenosine-5’-N-ethylcarboxamide is a potent and selective adenosine receptor agonist (1). It is also used to prepare photoreactive 2-​phenethylamine derivatives (2).
References (1) Hutchison, A.J., et al.: J. Med. Chem., 33, 1919 (1990)(2) Murai, Y., et al.: Eur. J. Org. Chem 2013, 2428 (2013)

Applications 1,2,3,4-Tetra-O-acetyl-D-xylopyranose is used in the synthesis of monosaccharides by oxidation of furfural derivatives.
References Bognar, R., et al.: Carbohydr. Res., 52, 11 (1976),

Applications Labelled rac-Nicotine (N412420). Nicotine is an alkaloid isolated from plants. Nicotine is an active stimulant, having both addictive and carcinogenic properties. Nicotine can be absorbed through the alimentary canal, respiratory tract and intact skin. Nicotine is used in the treatment of smoking withdrawal syndrome. Nicotine has been used as an anthelmintic.
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 Ferretti, G., et al.: J. Med. Chem., 45, 4724 (2002), Guillen, M., et al.: J. Agric. Food Chem., 53, 1093 (2005), Ramunno, A., et al.: Bioorg. Med. Chem. Lett., 15, 3237 (2005), Alburges, M., et al.: Eur. J. Pharmacol., 573, 124 (2007),

Applications 1,4-Pregnadien-6alpha-methyl-11beta,17alpha,21-triol-3,20-dione-21,21-d2 is a useful isotopically labeled compound of 6α-Methyl Prednisolone (M325934)

Applications 4-Pregnen-11beta,17alpha-diol-3,20-dione-2,2,4,6,6,21,21,21-d8 is a useful isotopically labeled compound of 21-Deoxy Cortisol (D232605)

Applications 6-Chloro-6-defluoro Ciprofloxacin is an impurity of Ciprofloxacin (C482500), which is a fluorinated quinolone antibacterial.
References Hoffken, G., et al.: Antimicrob. Ag. Chemother., 27, 375 (1985), Scully, B.E., et al.: Lancet, 1, 819 (1986)

Applications PYRENE-4,5-QUINONE (cas# 6217-22-7) is a useful research chemical.

Applications N2,N5-Dibenzoyl-4-oxo-L-ornithine Methyl Ester is an intermediate in the preparation of L-(+)-Ergothioneine (E600000).

Stability Light Sensitive
Applications Crotamiton is an anti-parasitic agent. Crotamiton is used both as a scabicidal (for treating scabies) and as a general antipruritic.
References Buffet, M. et al.: Fund. Clin. Pharmacol., 17, 217 (2003); Lemke, T.L.: Foye’s Prin. Med. Chem., 6, 1084 (2008); Dika, E. et al.: Cutan. Ocular Toxicol., 25, 211 (2006);

Applications The major human labelled metabolite of Flurazepam. Controlled substance.
References Ochs, H.R. , et al.: Pharmacology, 36, 166 (1988), Capello, S., et al.: Drug Metab. Dispos., 18, 190 (1990),

Applications N,​N-​Diethylethanol-1,1,2,2-d4-amine is deuterium labelled of 2-diethylaminoethanol, which is an inactive metabolite of 2-Chloroprocaine (HCl: C380265) and commonly used for epidural analgesia in obstetrics. It is also hypothesized to cause onset-asthma to humans following brief exposure. 2-Diethylaminoethanol also has the ability to inhibit growth of tomato roots.
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 Boll, W.: Science, 129, 330 (1959); Cornish, H.: Am. Ind. Hyg. Assoc. J., 26, 479 (1965); Foldes, F. & McNall, P.: Anasthesiology, 13, 287 (1952); Reisner, L., et al.: Anast. Analg., 59, 452 (1980)

Applications 3,4-Difluoroaniline-2,6-d2 (CAS# 1061566-62-8) can be used in its derivative form as an antiviral agent for Hepatitis B.
References Qiu, Y.L., et.al., U.S. Pat. Appl. Publ., 187,(2019);

Applications 1-Cyclopropyl-1,4-dihydro-7-fluoro-6-methoxy-4-oxo-3-quinolinecarboxylic Acid Ethyl Ester (cas# 1391052-97-3) is a compound useful in organic synthesis.

Impurity Agomelatine Impurity 2
Stability Light Sensitive
Applications (E)-N-[2-(3,4-Dihydro-7-methoxy-1(2H)-naphthalenylidene)ethyl]acetamide is an impurity of Agomelatine (A430000) which is a melatoninergic agonist and selective antagonist of 5-HT2C receptors and used in the treatment of major depressive disorder. Agomelatine Impurity 2
References Yous, S., et al.: J. Med. Chem., 35, 1484 (1992), Zhdanova, I., et al.: J. Clin. Endocrinol. Metab., 86, 4727 (2001), Cajochen, C., et al.: J. Pineal Res., 35, 149 (2003),

Applications 7-Benzyloxy-N-des[[2-(2-hydroxy)ethoxy]ethyl] Quetiapine (cas# 1076198-97-4) is a compound useful in organic synthesis.

Applications Safinamide-d4 is a labelled analogue of Safinamide. Safinamide is a potent and selective MAO-B inhibitor, and is used as an add-on treatment to treat Parkinson’s disease.
References Finberg, J.P.M., et al.: Front Pharmacol., 7, 340-54 (2016);

Applications α-Phenyloxiranepropanenitrile is used in the preparation of CC-1065 and its analogs.
References Bryson, T.A., et al.: Synlett, 9, 723 (1992),

Applications 6-[4-(3-Trifluoromethylpyridin-2-yloxy)-2-methylphenyl]-1,5-dimethyl-2,4(1H,3H)-pyrimidinedione is a useful synthetic intermediate.

Applications An intermediate for the synthesis of Labelled Ketoprofen.
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 Derewenda, Z., et al.: J. Mol. Biol., 227, 818 (1992), Grochulski, P., et al.: J. Biol. Chem., 268, 12843 (1993).

Applications 2-Formylcinnamic Acid (cas# 28873-89-4) is a compound useful in organic synthesis.

Applications Fmoc-alpha-methyl-L-phenylalanine

Stability Moisture and Temperature Sensitive
Applications (R,S)-Equol 4’-Sulfate is a sulfated metabolite of isoflavone Daidzein (D103500).
References Heinonen, S., et al.: Anal. Biochem., 274, 211 (1999), Setchell, K., et al.: J. Nutr., 132, 3577 (2002), Thigpen, J., et al.: Comp. Med., 53, 607 (2003), Yee, S., et al.: Food Chem. Toxicol., 46, 2713 (2008),

Applications Fluoro 2-Deoxy-2-fluoro-3,4,6-tri-O-acetyl-D-glucose (cas# 86786-39-2) is a compound useful in organic synthesis.

Applications 6β-Naltrexol Hydrochloride is a neutral opioid antagonist that has shown minimal withdrawal symptoms in patient with opioid-dependence.
References J. Addict. Res. Ther., 2, 108 (2011)

Applications 4-Piperidine-d9-carboxylic Acid (CAS# 1219798-43-2) is a useful isotopically labeled research compound.

Applications 1-Hydroxy Anagrelide, is an intermediate for the synthesis of 3-Hydroxy Anagrelide, a major metabolite of Anagrelide, an antithrombotic.
References Fleming, J.S., et al.: Thromb. Res., 15, 373 (1979), Seiler, S., et al.: J. Pharmacol. Exp. Ther., 243, 767 (1984), Silverstein, M. N., et al.: N. Engl. J. Med., 318, 1292 (1988), Spencer, C.M., et al.: Drugs, 47, 809 (1994),

Applications Methyl 2-cyanobenzoate

Applications An intermediate in the preparation of HIV-integrase inhibitors
References Summa, V., et al.: J. Med. Chem., 51, 5843 (2008),

Applications 2-Bromo-1,4-dichlorobenzene is a reactant used in the synthesis of C-13 and C-14-labeled versions of the investigational proteasome inhibitor MLN9708.
References Plesescu, M., et. al.: J. Labelled Compd. Rad., 56, 464 (2013)

Applications A triphenylalkene derivative with anti-estrogenic, and anti-tumor properties.

Applications Saroglitazar, is a drug for the treatment of diabetic dyslipidemia and hypertriglyceridemia with Type 2 diabetes mellitus not controlled by statin therapy. Its trade name is Lipaglyn. It is also a 1,2-Diarylpyrroles derivative, which can be used in the preparation of Nonsteroidal anti-inflammatory drugs (NSAIDs).
References Khanna, I. K., et al.: J. Med. Chem., 40, 1619 (1997);

Applications A metabolite of Aprepitant.
References Ballard, T., et al.: Eur. J. Pharmacol., 412, 255 (2001), Campos, D., et al.: J. Clin. Oncol., 19, 1759 (2001), Severini, C., et al.: Pharmacol. Rev., 54, 285 (2002),

Applications 17beta-Dihydroequilin-2,4,16,16,17-d5 is a useful isotopically labeled compound of 17β-Dihydro Equilin (D449130)

Applications Testosterone Palmitate-d31 is the labeled analogue of Testosterone Palmitate (T155140) which is found in male serum.
References Addo, S.B., et. al.: Steroid, 54, 257 (1989)