Acides aminés (AA)

Applications 1-(3-Methyl-1-phenyl-1H-pyrazol-5-yl)piperazine is an intermediate used to prepare nonracemic γ-bicyclic heteroarylpiperazine- and heteroarylpiperidine-substituted prolinylthiazolidines as selective and orally active dipeptidylpeptidase 4 inhibitors for use as antidiabetic agents.
References Yoshida, T., et al.: Bioorg. Med. Chem., 20, 5705 (2012)

Applications DL-2-Methylbutyric Acid is a common chemical reagent used in the synthesis of anticancer naphthoquinione aliphatic amides. Also used in the synthesis of novel erythromycins.
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 Kongkathip, B. et al.: Eur. J. Med. Chem., 60, 271 (2013); Pacey, M. et al.: J. Antibio. 51, 1029 (1998);

Applications 1,2-Dichloro-2-methylpropane (cas# 594-37-6) is a useful research chemical.
Not a dangerous good if item is equal to or less than 1g/ml and there is less than 100g/ml in the package

Stability Hygroscopic
Applications 4-Chloro-2-methylaniline Hydrochloride (cas# 3165-93-3) is a useful research chemical.
Not a dangerous good if item is equal to or less than 1g/ml and there is less than 100g/ml in the package

Applications 3-Hydroxy-2'-methoxy-2-naphthanilide (cas# 135-62-6) is a useful research chemical.

Applications 2-Fluoro-3-methoxyphenylboronic acid

Applications 2,2-Dimethoxy-N-methylethanamine is an impurity formed in the synthetic process of Methimazole (M260300), a thiourea antithyroid agent that prevents iodine organification,
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 Sitar, D.S., et al.: J. Pharmacol. Exp. Ther., 184, 432 (1973), Aboul-Enein, H.Y., et al.: Anal. Profiles Drug Subs., 8, 351 (1979), Cooper, D.S., et al.: N. Engl. J. Med., 311, 1353 (1984), Atterwill, C.K., et al.: Food Chem. Toxicol., 29, 355 (1991),

Impurity Imatinib EP Impurity G
Applications 1-Methylpiperazine (Imatinib EP Impurity G) is used in the preparation of 2-(4-Methyl-1-piperazinylmethyl)acrylophenone(MPMAP), an antimicrotubular drug. It is a COVID19-related research product.
References Mallevais, M.L. et al.: Biochimie, 66, 477 (1984);

Applications 3-Methylindole metabolite.
References Skordos, K., et al.: Chem. Res. Toxicol., 11, 741 (1998), Lanza, D., et al.: Drug Metab. Disposition, 29, 950 (2001), Hoenicke, K., et al.: J. Agric. Food Chem., 50, 4303 (2002),

Applications 7-Methoxy-4-(trifluoromethyl)coumarin is a biochemical for proteomics research.

Stability Light Sensitive
Applications 4-Methoxyphenylhydrazine hydrochloride was used in the preparation of 5-cyano-3-(5-methoxy-2-methylindol-3-yl)-1,2,4-thiadiazole. It was also used to synthesize diarylpyrazoles as possible cyclooxygenase 2 ((COX-2)) inhibitors.
References Iwakawa, T., et al.: Chem. Pharm. Bull., 48, 160 (2000); Penning, T., et al.: J. Med. Chem., 40, 1347 (1997)

Applications 6-Methylquinoline, is a building block used for the synthesis of various pharmaceutical compounds, and biologically active compounds. It can be used for the preparation of pyranobenzopyrone compounds, having anti-norovirus activity.
References Pokhrel, L., et al.: bioorg. Med. Chem. Lett., 22, 3480 (2012);

Applications Zinc Glycinate is used in the preparation of hydroxy acid complexes used in skin antiaging, acne and skin whitening formulations.

Applications Ethametsulfuron-methyl is a regulator of the early steps of complement activation on mucosal surfaces. It can be used in combination treatment of ohmic heating with various essential oil components for inactivation of food-​borne pathogens in buffered peptone water and salsa.
References Kim, S. S., et al.: Food Control, 80, 29 (2017); Reichhardt, M. P., et al.: Front Immunol, 7, 85 (2016)

Applications 2-Hydroxy-3-methylbutyric Acid is a α-hydroxylated butyric acid derivative used as a marker in chemical diagnosis of organic aciduria and other inborn errors. 2-Hydroxy-3-methylbutyric Acid is also used as a metabolomic biomarkers in preeclampsia.
References Nakagawa, K. et al.: J. Chrom. B Anal. Technol. Biomed. Life Sci., 878, 942 (2010); Kenny, L.C. et al.: Reprod. Sci., 15, 591 (2008); Garcia, A. et al.: Clin. Chem., 44, 1905 (1999);

Applications 2-Ethyl-2-methylpentanoic Acid is a derivative of 2,5-Dimethyl-2-ethylhexanoic Acid (D461540), used in biological studies to evaluate environmental chemicals for estrogenicity.
References Rabinowitz, J.R., et al.: Chem. Res. Toxicol.,22, 1594 (2009); Judson, R., et al.: Environ. Health Perspect, 117, 685 (2009)

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

Applications D-Homophenylalanine

Impurity Rifaximin EP Impurity A
Applications 2-Amino-4-methylpyridine (Rifaximin EP Impurity A) is an impurity of Rifaximin.
Not a dangerous good if item is equal to or less than 1g/ml and there is less than 100g/ml in the package

Stability Volatile
Applications Labelled 3-Methylfuran (M305443). 3-Methylfuran is a volatile organic compound (VOCs) used as a potential non-intrusive tool for screening of lung cancer.
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 McWilliams, et al.: Curr. Oncol. Rep., 4, 487 (2002), Buszewski, B., et al.: Biomed. Chromatogr., 21, 553 (2007), Ligor, T., et al.: J. Breath. Res., 1, 1 (2007),

Applications 2-Methoxypropyl Acetate causes moderate irritation, significant reduction in body weight development and thymic atrophy in rats as well as pronounced prenatal toxicity in rats.
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 Ma-Hock, L., et al.: Hum. Exp. Toxicol., 24, 95-99 (2005)

Applications (4-Methylphenyl)-2-pyridinylmethanone is a useful reactant in organic synthesis.
References Hu, Zhiyuan, et al.: Org. & Biomol. Chem., 16(31), 5653-5660 (2018);Liao, Yang, et al.: J. of Organometallic Chem., 881, 1-12 (2019)

Applications 5-Methylcytosine (cas# 554-01-8) is a useful research chemical.

Applications 4-Methyl-6-(methylamino)-1,3,5-triazin-2(1H)-one is a heterocyclic Triazine based building block useful in organic synthesis. It is related to 2-Amino-4-methoxy-6-methyl-1,3,5-triazine (A616880), which is used to synthesize pesticides.
References Klein, J., et al.: J. AOAC Intrnational, 86, 1015 (2003); Pang, G., et al.: J. Chromat. A, 1125, 1 (2006);

Applications 2-Bromo-4-methylphenol is a useful synthetic intermediate. It was used in the synthesis of furan-2-ylmethylene thiazolidinediones as potent, and selective inhibitors of phosphoinositide 3-kinase γ. It was also a reactant used to prepare phosphoramidate and phosphorothioamidate analogs of amiprophos Me as potential antimalarial agents.
References Pomel, V., et al.: J. Med. Chem., 49, 3857 (2006); Mara, C., et al.: Bioorg. Med. Chem. Lett., 21, 6180 (2011)

Applications N-Methyl-2-(4-nitrophenyl)ethanamine Hydrochloride is used as a reactant in the preparation of small molecule CDC25 phosphatases inhibitors.
References Contour-Galcera, Marie-Odile, et al.: Bioorg. & Med. Chem. Let., 14(23), 5809-5812 (2004)

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 N-Methyl-N-nitroso-ethenamine is used as research reagent for base induced fragmentation to give aldehydes or ketones and smaller alkylnitrosamine
References Leoppky, R.N., et al.: J Org. Chem, 23, 135(1982)

Applications 4-Chloro-2-methoxyphenol is used as a reagent in the synthesis of novel potent and selective sphingosine-1-phosphate 4 receptor (S1P4-R) agonists which may be used in development of treatment against autoimmue diseases and viral infections. Also used in the synthesis of novel inhibtors of P. falciparum enoyl-ACP-reductase which may be used in treatment of malaria.
References Guerrero, M., et al.: Bioorg. Med. Chem. Lett., 22, 537 (2012); Belluti, F., et al.: J. Med. Chem., 56, 7516 (2013);

Applications N-(Carboxymethyl)-N-[2-[(carboxymethyl)amino]ethyl]-glycine Calcium Salt Hydrate is an intermediate used to prepare copper alkylenediaminetriacetic acid complexes.
References Matovic, Z., et al.: Inorganica Chimica Acta, 360, 2420 (2007)

Applications 3-Methyl-1,3-butanediol is a useful compound in carbon oxygen coupling reactions.

Applications D,L-o-Tyrosine is a metabolite of Phenylalanine (P319415). A precursor in the formation of catecholamines. Used as biomarkers of protein oxidative damage in β-thalassemia.
References Tsugita, A., et al.: Eur. J. Biochem., 124, 585 (1982), Nielsen, F., et al.: Clin. Chem., 43, 1209 (1997), Mates, J., et al.: Clin. Biochem., 32, 595 (1999),

Applications Threonine derivative used in the synthesis of peptide.
References Dekker, C.A., et al.: J. Biol. Chem., 180, 155 (1949),

Applications An essential amino acid found in naturally produced peptides. Unlike its stereoisomer, L-tryptophan, it is not used in structural or enzyme proteins.
References Karunakaran, S.et al.: Bochem. J., 414, 343 (2008); Pallaghy, P.K. et al.: Biochem., 38, 11553 (1999);

Applications N'-tert-Butyl-3-methoxy-2-methylbenzohydrazide is an intermediate used in the synthesis of methoxyfenozide; an active ingredient for the commercial production of certain insecticidal and pesticidal formulations.
References Shao, J., et al.: Xiandai Nongyao, 2, 12, (2003), Mao, W. T., et al.: Chin. Chem. Lett., 23, 1233 (2012)

Applications Used in the synthesis of DMPO-type spin traps.
References Konaka, R., et al.: Free Radical Res., 23, 15 (1995),

Applications 3,3’-Methylimino-di-propionitrile (cas# 1555-58-4) 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

Applications 4,4-methylenebis(N,N-diethylaniline) (cas# 135-91-1) is a useful research chemical.

Applications 5-Methylfuran-2(3H)-one is an aromatic compound responsible for the aroma of caramel, dried and roated nori, wine, and brewed coffee.
References Paravisini, L., et. al.: Flavour Frag. J., 27, 424 (2012); Shu, N., Shen, H.: Flavour Frag. J., 27, 157 (2012); Chin, S., et. al.: J. Chrom. A, 1218, 7487 (2011)

Applications Ethametsulfuron-methyl Sodium Salt, a regulator of the early steps of complement activation on mucosal surfaces. It can be used in combination treatment of ohmic heating with various essential oil components for inactivation of food-​borne pathogens in buffered peptone water and salsa.
References Kim, S. S., et al.: Food Control, 80, 29 (2017); Reichhardt, M. P., et al.: Front Immunol, 7, 85 (2016)

Applications L-Valine (1-13c, 99%) (cas# 81201-85-6) is a useful research chemical.

Impurity Repaglinide EP Impurity C/ Repaglinide USP Related Compound A
Applications Repaglinide EP Impurity C

Applications 4,4'-Methylenebis[2-chlorophenol] is used in the manufacture of fire-resistant polyester material and is used in the synthesis of photo-sensitive print plates.
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 Yu, S. et al.: Faming Zhuanli Shenqing (2009), CN 101597219 A 20091209.

Applications DL-glutamine

Stability Hygroscopic
Applications Used as a substrate for methionine adenosyltransferase from rat liver.
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 Lombardini, J.B., et al.: Biochem. Pharmacol., 32(3), 489 (1983), Kajander, E., et al.: Cancer Res., 46 (6), 2866 (1986), Kajander, E., et al.: Biochem. J., 267 (3), 767 (1990)

Applications 2-Methylalanine is an Alanine (A481400) derivative. Alanine is an amino acid that occurs naturally in nature. It is a functional component in the alanine cycle which regulates the level of alanine aminotransferases which can be used as a diagnostic tool to predict type II diabetes.
References Naveed S. et al.: Diab., 53, 11 (2004); Barlind, J. et al.: Bioorg. Med. Chem. Lett., 23, 2721 (2013);

Applications 4-Methylcatechol is a potent inducer of nerve growth factor (NGF) synthesis in vitro and in vivo.
References Kaechi, K., et al.: J. Pharmacol. Exp. Ther., 272, 1300 (1995); Hanaoka, Y., et al.: J. Neurol. Sci., 122, 28 (1994)