Acides aminés (AA)

Applications 5-Bromo-2-(2-methyl-2H-tetrazol-5-yl)pyridine is a reagent in the synthesis and structure-activity relationship studies of highly potent novel benzoxazinyl-oxazolidinone which is an antibacterial agent. Benzoxazinyl-oxazolidinone had potent activity against Gram-positive pathogens. 5-Bromo-2-(2-methyl-2H-tetrazol-5-yl)pyridine is also an intermediate in the synthesis of Tedizolid (T013750).
References Xin, Q., et al.: J. Med. Chem., 54, 7493 (2011)

Applications 1-(3-ACETYL-2-HYDROXY-5-METHYL-PHENYL)-ETHANONE (cas# 55108-28-6) is a useful research chemical.

Applications 4-METHYL-2-PHENYL-2-PENTENAL (cas# 26643-91-4) is a useful research chemical.

Applications 2-bromo-N-methoxy-N-methylbenzamide (cas# 899425-05-9) is a useful research chemical.

Applications 1-(3-Methoxypropyl)-4-piperidinamine is a useful synthetic intermediate in the synthesis of Prucalopride Succinate (P838950); a selective 5-HT4 receptor agonist used effective for chronic constipation, but is not currently approved in the U.S. Prucalopride is approved for the treatment of chronic constipation in Europe.
References Shah, N., et al.: Am. J. Gastroenterol., 103, 1746 (2008); McKinnell, R., et al.: J. Med. Chem., 52, 5330 (2009); Shah, N., et al.: Am. J. Gastroenterol., 103, 1746 (2008); Yuan, Y., et al.: Zhongguo Yiyao Gongye Zazhi, 43, 5 (2012)

Applications N-Pivaloylglycine is used in the biological study between dogs and rats. In a high dose toxicity study of pivalic acid (PA), PA caused skeletal muscle disorder in dog, and a significant increase of pivaloyl carnitine (PC) was observed in canine muscle, but not in rat muscle.
References Yamaguchi, T., et al.: Toxicol. Appl. Pharmacol., 214, 61-68 (2006)

Applications A major metabolite of non-essential amino acid L-Cysteine.
References Parsons, R.B. et al.: Neurotoxicol., 19, 599 (1998);

Applications Norvaline, a hydrogen analogs of an amino acid, was found to be racemates from the Murchison meteorite show. Norvaline was used in chiral separation by electrokinetic chromatography.
References Cronin, J., et al.: Science, 275, 951 (1997); Pizzarello, S., et al.: Geochim. Cosmochim. Acta., 64, 329 (2000); Gerabe, S., et al.: J. Chromatogr., 480, 403 (1989);

Applications Intermediate in transsulfuration whereby the mammal transfers the sulfur of methionine via homocysteine to cysteine.
References Prochazka, Z., et al.: Collection Czechoslov. Chem. Commun., 45, 1982 (1980), Yorek, M.A. & Spector, A.A.: Prog. Clin. Biol. Res., 179, 361 (1985)

Applications 3-Methyl-2-furoic Acid-d is a deuterated version of 3-Methyl-2-furoic Acid (M219553), a useful reactant in the synthesis of therapeutic agents.
References Dragovich, Peter S., et al.: Bioorg. & Med. Chem. Let., 24(3), 954-962 (2014);Garcia-Barrantes, Pedro M., et al.: J. of Med. Chem., 58(20), 7959-7971 (2015)

Applications DL-Homocysteine-d4 is used in the detection of the biosynthetic pathway for the formation of volatile aroma compound 2-methyltetrahydrothiophen-3-one by the bacterium Chitinophaga.
References Nawrath, T., et al.: ChemBioChem., 11, 1914-1919 (2010)

Applications 3-Methoxypropanoic acid

Applications 1,3,5-Trichloro-2-methylbenzene can be used as reactant/reagent in hydrodechlorination process and catalysts for the production of 2,​6-​dichlorotoluene from polychlorotoluene-​containing mixtures. Also, it is derived from 2,4,6-Trichlorobenzoic Acid (T774715), which is a possible degradation intermediate of Polychlorinated Biphenyls (PCBs) in contaminated soil, suggesting the occurrence of microbial transformation processes over time.
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 Eichinger, W., et al.: PCT Int. Appl., WO 2001017932 A1 20010315 (2001); Stella, T., et al.: Sci Total Environ, 533, 177-186 (2015)

Stability Very Volatile
Applications 2-Methoxy Propane is a synthetic intermediate used for the preparation of various biosynthetic molecules and pharmaceutical goods.
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 Gharagheizi, F., et al.: Indust. Engin. Chem. Res., 51, 6265 (2012); Vandendriessche, S., et al.: Phy. Chem. Chem. Phy., 14, 1860 (2010); Moon, J.K., et al.: J. Agr. Food. Chem., 58, 5465 (2010);

Applications Methyl 4-Methyl-3-hydroxybenzoate is used in the preparation of potent antimalarial agents. Also used in the preparation of aromatic inhibtors of anthranilate synthase.
References Fattorusso, C. et al.: J. Med. Chem., 51, 1333 (2008); Payne, R. et al.: Org. biomol. Chem., 3, 3629 (2005);

Stability Light Sensitive
Applications 6-Methoxy-2-naphthol is a reactant in the development of sirtuin inhibitors from pyrazolone and isoxazol-5-one cambinol analogs.
References Mahajan, S.S., et. al.: J. Med. Chem., 57, 3283 (2014)

Stability Hygroscopic
Applications 5-Methyl-2-furanmethanol (cas# 3857-25-8) is a compound useful in organic synthesis.

Applications L-Serine is used in the synthesis of purines and pyrimidines as antibacterial/antifungal agents, as well as acting as a proteinogenic compound.
References Olivella, M. et al.: Bioorg. Med. Chem., 20, 6109 (2012);

Applications 2-Cyano-N-methylacetamide is used in the synthesis of pyridone compounds and benzimidazoles, for various pharmaceutical application.
References Mijin, D. et al.: Synth. Comm., 36, 193 (2006); Grimmett, M. et al.: Sci. Synth., 12, 529 (2002); Aggarwal, V. et al.: Synth. 3, 214 (1982);

Applications H-ALA-ALA-ALA-ALA-ALA-OH (cas# 10183-34-3) is a useful research chemical.

Applications Boc-4-azido-L-phenylalanine is used in the development of visible fluorogenic dyes for cellular imaging.
References Qi, Jianjun., et al.; Bioconjugate Chem., 22, 1758 (2011);

Applications 3-Hydroxy-3-methylpentane-1,5-dioic Acid (cas# 503-49-1) is a compound useful in organic synthesis.

Stability Hygroscopic
Applications Ferrous Bisglycinate is used in the fortification of infant formulations and foods.
References Fox, T. et al.: Am. J. Clin. Nutri., 67, 664 (1998); Heath, A. et al.: J. Am. Coll. Nutr., 20, 477 (2001);

Applications Ethyl 2-(4-Hydroxyphenyl)-4-methylthiazole-5-carboxylate is used in the synthesis of the major metabolites of Febuxostat (F229000), a xanthine oxidase/xanthine dehydrogenase inhibitor. Used for treatment of hyperuricemia and chronic gout. 40-120 mg/day febuxostat was proven effective in lowering serum urate levels when administered to manage hyperuricemia in patients with gout.
References Li, X., et. al.: Lett. Org. Chem., 12, 217 (2015); Vallu, V., et. al.: Anal. Chem. Indian J., 14, 339 (2014); Osada, Y., et al.: Eur. J. Pharmacol., 241, 183 (1993); Okamoto, K., et al.: J. Biol. Chem., 278, 1848 (2003); Mayer, M.D., et al.: Am. J. Therap., 12, 22 (2005); Tomlinson, B., et al.: Curr. Opin. Invest. Drugs, 6, 1168 (2005)

Stability Extremely Hygroscopic
Applications Labelled L-Arginine (A769500). An essential amino acid for human development. Precursor for nitric oxide. Ammonia detoxicant (hepatic failure); diagnostic aid (pituitary function).
References Miura, T., et al.: Anal. Biochem., 139, 432 (1984), Jones, et al.: Adv. Enzyme Regul., 9, 19 (1970), Borders, C.L., et al.: Protein. Sci., 3, 541 (1994),

Stability Moisture Sensitive
Applications Used in conjunction with Isothiocyanate to conduct partial Edman Degradation on biologically active peptides.
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 Heidenreich, O., et al.: J. Biol. Chem., 269, 2131 (1994), Kothe, U., et al.: Anal. Biochem., 356, 148 (2006), Thakkar, A., et al.: Anal. Chem., 78, 5935 (2006),

Stability Hygroscopic
Applications 3-Chloro-L-tyrosine was used in the enzymatic synthesis of halogen derivatives of aromatic amino acids labeled with hydrogen isotope. 3-Chloro-L-tyrosine exhibited stronger antioxidant properties in Hb-induced oxidative stress as was evident by higher efficiency of reduction of ferryl species.
References Winnicka, E., et al.: J. Chem. Eng., 8, 54 (2014); Lu, N., et al.: Toxicol. In Vitro, 28, 847 (2014);

Applications N,N'-Di-4-pyridinyl-methanediamine is used to prepare bis(heteroaryl)-imidazolidinediones with oxalyl chloride.
References Ghandi, M., et al.: Synth. Comm., 37, 637 (2007)

Applications A reagent for high performance polymer research.
References Fouassier, J., et al.: Polymer, 36, 5005 (1995),

Applications N-Acetyl-L-tyrosine is an analogue of L-tyrosine which stimulate the transport of L-Tyr, mainly by the ASC system.
References Jara, J. et al.: Melanoma Res., 1, 15 (1991),

Applications 2-Methoxy-5-(methylsulfonyl)benzoic acid (cas# 50390-76-6) is a useful research chemical.

Applications A metabolite of Crotonaldehyde.
References Gray, J.M., et al.: Xenobiotica, 1, 55 (1971), Chung, F., et al.: Mutat. Res., 424, 71 (1999), Smith, C., et al.: Food Chem. Toxicol., 38, 637 (2000), Pan, J., et al.: Chem. Res. Toxicol., 15, 367 (2002),

Applications It can be degraded efficiently by the QL-degrading bacteria.
References Shukla, O., et al.: Microbios., 59, 47 (1989), Oh, Y; Biotechnol Bioeng 1994, 44, 533,,,

Applications 3-(methyl-d3)-1H-Indole-2,4,5,6,7-d5 is the labeled analogue of 3-Methylindole (M313470), a naturally abundant pneumotoxin, found primarily in mammalian feces providing its strong fecal odor; however in lower concentrations the compound has a pleasent aroma, giving orange blossoms and jasmine their pleasing scent. It is often a component of commercial fragrances and perfumes.
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 Nakashima, T., et al.: Biol. Pharm. Bull., 32, 832 (2009), Xu, H., et al.: Chem. Pharm. Bull., 57, 321 (2009), Bodoor, K., et al.: J. Med. Chem., 52, 3753 (2009), Naskar, S., et al.: J. Chem. Res., 3, 174 (2009), Sollner, K., et al.: J. Agric. Food Chem., 57, 4319 (2009),

Applications 7-Methoxy-3,4-dihydro-1-naphthalenyl-acetonitrile (cas# 861960-34-1) is a compound useful in organic synthesis.

Applications 2-Methyl-4,6-bis(octylsulfanylmethyl)phenol (cas# 110553-27-0) is a useful research chemical.

Applications N-Boc-propargylamine is used in the preparation of triazolobenzylidene-thiazolopyrimidines which act as CDC25 phosphatase inhibitors. Also used in the synthesis of β-glucan polysaccharide analogs.
References Duval, R. et al.: J. Comb. Chem., 11, 947 (2009); Tanaka, H. et al.: Tetrahedron Lett., 53, 4104 (2012);

Applications L-Leucic Acid is a reagent in the synthesis of cryptophycins based macrocyclic depsipeptides which are used as tubulin inhibitors.
References Kumar, A., et al.: Eur. J. Med. Chem., 93, 55 (2015)

Applications Acetyl-d3 L-Carnitine Hydrochloride is labelled Acetyl L-Carnitine Hydrochloride (A171990) which is used for transmembrane action potential studies. Acetylcarnitine has antinociceptive activity that may be mediated by enhanced activity of muscarinic cholinergic receptors or mGlu2 glutamate receptors.
References Matsui, K., et al.: Japanese J. Pharmcol., 39, 263 (1985); Chlechio, S., et al.: J. Endocrinol. Invest., 27, 171 (2004): Walker, R., et al.: Comparative General Pharmacol., 4, 65 (1973)

Applications trans 3-(N-Methylanilino)acrolein (cas# 34900-01-1) is a compound useful in organic synthesis.

Applications L-Glutamine (Alpha-15n, 98%) (cas# 80143-57-3) is a useful research chemical.

Applications Increased levels lead to hyperhomocysteinemia; a cardiovascular risk factor in prediction of coronary heart disease as well as being associated with congenital birth defects, pregnancy complications and cancer.
References Geisel, J. et al.: Clin. Chem. Lab. Med., 41, 1513 (2003); Geisel, J. et al.: Clin. Chem. Lab. Med., 41, 1513 (2003);

Applications A red azoic dye. Dyes and metabolites, Environmental Testing
References Hoover, K., et al.: Chem. Res. Toxicol., 18, 1497 (2005), Altenburger, R., et al.: Environ. Toxicol. Chem., 24, 324 (2005), Gonzalez, M., et al.: Bioorg. Med. Chem., 13, 1775 (2005),

Impurity Cefalexin EP Impurity D
Applications 3-Hydroxy-4-methyl-2(5H)-thiophenone (Cefalexin EP Impurity D) is an acid degradation product of Cephalexin (C256800) and Cefaclor (C235250), antibiotics.
References Dinner, A.: J. Med. Chem. 20, 963 (1977); Baetschi, S.W., et. al.: J. Pharmaceut., Sci., 86, 526 (1997)

Applications Labelled 4-Methylimidazole (M312990). 4-Methylimidazole is a monomethylated imidazole that can be used as a building block in the preparation of a wide range of biologically active compounds. 4-Methylimidazole is a product which results from the interaction of reducing sugars with ammonia. 4-Methylimidazole showed convulsant activity in animals and is listed as a possible carcinogen.
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 Nishie, K. et al.: Toxicol. Appl. Pharmacol., 14, 301 (1969): Cunha, S.C. et al.: J. Food Comp. Anal., 24, 609 (2011); Chan, P.C. et al.: Arch. Toxicol., 82, 55 (2008);

Applications L-Cysteine Hydrochloride

Stability Hygroscopic
Applications A labelled metabolite of Acrylonitrile (ACN).
References Guengerich, F., et al.: Cancer Res., 41, 4925 (1981), Leonard, A., et al.: Mutation Res., 436, 263 (1999), Stadler, R., et al.: J. Agric. Food Chem., 52, 5550 (2004), Dybing, E., et al.: Food Chem. Toxicol., 43, 365 (2005), Rice, J., et al.: Mutation Res., 580, 3 (2005),

Stability Hygroscopic
Applications 7-CHLORO-L-TRYPTOPHAN (cas# 73945-46-7) is a useful research chemical.

Applications 3-Chloro-2-methyl-1-propene has been used in the synthesis of 2-S-substituted pyrimidines as antimetabolites of nucleic acid precursors for cancer therapy.
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 Kaldrikyan, M.A., Melik-Ohanjanyan, R.G.: Hayastani Kimiakan Handes, 67, 321 (2014)

Applications 4-Methylfluorene is a polycyclic aromatic hydrocarbon that has been found to be emitted by wastewater treatment facilities.
References Zhang, W., et. al.: Sci. Total Environ., 432m 396 (2012)

Applications N-Boc-L-glutamic Acid 5-Methyl Ester is an intermediate used in the synthesis of Isodesmosine Chloride Hydrate (Synthetic) (I815051), which is a component of elastin and also it is extremely hygroscopic and must be stored over a desiccant such as silica gel.
References Partridge, S., et al.: Nature, 209, 399 (1966)

Stability Hygroscopic
Applications 5-Methyl-4,5,6,7-tetrahydrothiazolo[5,4-c]pyridine-2-carboxylic Acid Hydrochloride is used as a reagent in the synthesis of N-(2-acylaminobenzyl or 2-acylaminoheterocyclylmethyl)thiophene-2-carboxamide derivatives as antithrombotics. It is also used as a reagent in the synthesis of diamide derivatives as FXa inhibitors. 5-Methyl-4,5,6,7-tetrahydrothiazolo[5,4-c]pyridine-2-carboxylic Acid Hydrochloride is an intermediate for Edoxaban (E555520).
References Mochizuki, A., et al.: Jpn. Kokai Tokkyo Koho. JP 2010120852 A 20100603. Jun 3, 2010; Mochizuki, A., et al.: PCT Int. Appl. WO 2008123017 A1 20081016. Oct 16, 2008