APIs pour la recherche et les impuretés

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 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 5beta-Androstan-3alpha,17beta-diol-2,2,3,4,4-d5 (CAS# 1224710-37-5) is a useful isotopically labeled research compound. This compound can be used to detect androgen, estrogen, progestagen abuse in bovine samples using multi-residue urinary assay.
References Scarth, J.et.al., Chromatographia, 71,241-252,(2010);

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

Applications 4-Methoxyestrone-1,2,16,16-d4 is a useful isotopically labeled compound of 4-Methoxy Estrone (M226135)

Applications (L)-Suberyl Carnitine Trifluoroacetic Acid Salt is a metabolite of L-Carnitine (C184110).
References Millington, D., et al.: J. Inherit. Metab. Dis., 13, 321 (1990), Chace, D., et al.: Clin. Chem., 49, 1797 (2003),

Applications Dotinurad is a useful drug for treating hyperuricemia and gout.
References Xu, X.: Faming Zhuanli Shenqing (2020), CN 111675675 A

Applications 1,1-Cyclopropane-2,2,3,3-d4-dicarboxylic Acid (CAS# 136503-99-6) is a useful isotopically labeled research compound.

Applications Nim-Trityl-D-histidine is used as a reagent in solid-phase synthesis and screening of peptides as catalysts for asymmetric induction of desymmetrization of bis(phenol)s.
References Lewis, C. A., et al.: J. Am. Chem. Soc., 130, 16358 (2008); Keith, J., et al.: Adv. Synth. Catal, 5, 343 (2001)

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 Neopatulin is a mycotoxic substance which is produced by Penicillium and Aspergillus species. The molecule possesses useful antibiotic and antibacterial properties, but it is also an unwelcome contaminant in food and a general plant toxin.
References Ellis, J.R., et al.: Appl. Microbiol., 25, 562 (1973), Priest, J.W., et al.: Biochemistry, 28,  9192 (1989),

Applications (αR)-α-[(Methylamino)methyl]-3-(phenylmethoxy)-benzenemethanol is a reagent used to synthesize degradation products of Phenylephrine (P320635 Hydrochloride salt) in over-the-counter products.
References Chan, T., et al.: Synth. Commun., 38, 2252 (2008); Wong., J., et al.: Anal. Chem., 78, 7891 (2006)

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 Fmoc-alpha-methyl-L-phenylalanine

Applications 5-(2-Bromo-1-oxobutyl)-8-hydroxy-2(1H)-quinolinone is an intermediate in the synthesis of metabolites of procaterol hydrochloride (Meptin) (P155490), a β2-adrenergic agonist used in the treatment of asthma.
References Yoshizaki, S., et al.: Chem. Pharma. Bull., 26, 1611 (1978);

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 A possible metabolite of Ranolazine (R122500).

Applications 9-Bromononanoic Acid is an intermediate in synthesizing Rumenic Acid (R701590), a trans fatty acid that may potentially reduce the risk of cancer and cardiovascular diseases. It may also prevent disease processes that lead to chronic inflammation, atherosclerosis, and diabetes.
References Baer, D. J.: Am J Clin Nutr 95, 267 (2012); Gebauer, S. K., et al.:  Adv Nutr 2, 332 (2011); Duffy, P. E., et al.: Tetrahedron 62, 4838 (2006)

Applications A deuterated homolog of Tiopronin. An angiotensin-converting enzyme inhibitor.
References Fournie-Zaluski, M.C., et al.: Eur. J. Biochem., 139, 267 (1984), Suh, J.T., et al.: J. Med. Chem., 28, 57 (1985),

Applications 2-((4S,7S,10S,13S,15R)-10-Benzyl-15-hydroxy-7,13-diisobutyl-15-methyl-1-morpholino-2,5,8,11,14,18-hexaoxo-4-phenethyl-17-oxa-3,6,9,12-tetraazanonadecan-19-yl)-2-hydroxysuccinic Acid is an impurity of Carfilzomib (C183460), which is a second-generation proteasome inhibitor that is used as a treatment in relapsed and refractory multiple myeloma.
References Fostier, K., et al.: Oncotargets. Therap., 5, 237 (2012); Geurink, P.P., et al.: J. Med. Chem., 56, 1262 (2013); McCormack, P.L., et al.: Drugs., 72, 2023 (2012);

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

Stability Light and Moisture Sensitive
Applications A photoaffinity reagent.
References Hatanaka, Y. et al: Bioorg. Med. Chem., 2, 1367 (1994); Hatanaka, Y. et al: J. Org. Chem., 59, 383 (1994); Hatanaka, Y. et al: Bioorg. Med. Chem. 2, 1367 (1994)

Applications [1,2,4]triazolo[1,5-a]pyridine-6-carboxylic acid (cas# 1043903-19-0) is a useful research chemical.

Applications 2-Phenyl-d5-propane (CAS# 97095-85-7) is a useful isotopically labeled research compound.

Applications Intermediate for the preparation of Neophytadiene.
References Marson, C.M., et al.: Bioorg. Med. Chem. Lett., 12, 255 (2002).

Applications 3-Chloro-6-(chloromethyl)benzene-1,2,4,5-d4 is an isotope-labeled analog of 4-Chlorobenzyl Chloride (C364730), which is a benzylchloride derivative used in the preparation of various biologically active compounds such as bronchodilators and antibacterial agents.
References Adams, M. et al.: Synth. Comm., 29, 2419 (1999); Foroumadi, A. et al.: Arch. Pharm. Res., 30, 138 (2007);

Stability Hygroscopic
Applications Phosphinothricin metabolite.
References Komossa, D. et al.: Pestic. Biochem. Phys. 43, 95 (1992)

Applications 3-Acetoxy-3-methylpentane-1,5-dioic Acid Anhydride (cas# 87894-65-3) is a compound useful in organic synthesis.
References Gordon, E., et al.: Bioorg. Med. Chem. Lett., 1, 161 (1991),

Stability Hygroscopic
Applications An impurity of Torsemide.

Applications 4-Pregnen-17alpha,21-diol-3,20-dione-21,21-d2 (CAS# 1271728-08-5) is a useful isotopically labeled research compound.

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

Applications 5-HYDROXY-4-PROPYL-5H-FURAN-2-ONE (cas# 78920-10-2) is a useful research chemical.

Stability Moisture Sensitive, Temperature Sensitive
Applications Tetraisopropyl Dichloromethylene Diphosphonate is an intermediate in the sythesis of Clodronic Acid, Disodium Salt, Tetrahydrate, a biphosphonate bone resorption inhibitor.

Applications 1-Chloro-2,4-dinitrobenzene-d3 (CAS# 347840-12-4) is a useful isotopically labeled research compound.