Amino Acids (AA)

Applications N-(2-Methyl-1-phenylpropan-2-yl)acetamide is a byproduct from the preparation of benzolactams by palladium-catalyzed carbonylation of arylethylamines and α-amino benzenepropanoates.
References Lopez, B., et al.: Chem. Commun., 47, 1054 (2011); Albert, J., et al.: Organometallics, 32, 649 (2013);

Applications A proteinogenic amino acids involved in the biosynthesis of purines and pyrimidines. Inhibitor of serine palmitoyltransferase. A neuromodulator.
References Junjaud, G. et al.: J. Neurochem., 98, 1159 (2006); Hanada, K. et al.: FEBS Lett., 474, 63 (2000); Pollegionni, L. et al.: Cell. Mol. Life Sci., 67, 2387 (2010);

Applications L-Aspartyl-L-phenylalanine is an impurity of Thiamine (T344185). Thiamine Impurity B.
References Aluwihare, L., et al.: Science, 308, 1007 (2005), Koch, B., et al.: Anal. Chem., 79, 1758 (2007), Reemtsma, T., et al.: Environ. Sci. Technol., 42, 1430 (2008),

Applications D-Serine Methyl Ester Hydrochloride (cas# 5874-57-7) is a compound useful in organic synthesis.

Applications N-t-Boc-2-bromoethylamine (Technical grade, ~90%) (cas# 39684-80-5) is a compound useful in organic synthesis.

Applications N-Methyl-N-trimethylsilylacetamide, is a powerful silylating agent for polar compounds.
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 Melanie MacGregor-Ramiasa et. al; Acta biomaterialia, 56, undefined (2017-2-25)

Applications Hydroxyprolines are valuable chiral building blocks for organic synthesis of pharmaceuticals. Several microorganisms producing proline trans-4- and cis-3-hydroxylase were discovered and these enzymes were applied to the industrial production of trans-4- and cis-3-hydroxy-L-proline.
References Lawrence, C., et al.: Biochem. J., 313, 185 (1996), Mori, H., et al.: J. Bacteriol., 179, 5677 (1997), Clifton, I., et al.: Eur. J. Biochem., 268, 6625 (2001),

Applications Myristoyl-L-carnitine Hydrochloride is a long-chain fatty ester of carnitine which is accumulated and released into the circulation, in fatty-acid oxidation defects. Pattern of Lauroyl-L-carnitine can be diagnostic for a number of ß-oxidation defects.
References Ventura, F., et al.: Clinica Chimica Acta, 281, 1 (1999); Pourfarzam, M., et al.: Clinical Chem,, 40, 2267 (1994); Schaefer, J., et al.: Pediatric Res., 37, 354 (1995)

Applications Methyl 4-(Bromomethyl)-3-methoxybenzoate is an intermediate used to prepare heteroarylphenyloxoacetyl and heteroarylphenylsulfonyl benzoylpiperazine analogs of BMS 378806 as HIV entry inhibitors. It is also used to synthesize steroid 5α-reductase inhibiting acylpiperidines.
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 Lu, R., et al.: J. Med. Chem., 52, 4481 (2009); Picard, F., et al.: J. Med. Chem., 45, 3406 (2002)

Applications L-Aspartic Acid is a non-essential amino acid found in food sources. L-Aspartic Acid is one of the 20 proteinogenic amino acids; the building blocks of proteins. Its conjugate base L-aspartate is an excitatory neurotransmitter in the central nervous system.
References Ager, D.J. et al.: J. Mol. Catal. Enzym., 11, 199 (2001); Velisek, J. et al.: Cze. J. Food. Sci., 24, 1 (2006); Nagahama, M. et al.: Cell Tiss. Res., 318, 483 (2004);

Stability Very Volatile
Applications 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 Important compounds in coffee aroma.
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 Very Hygroscopic
Applications A potent inhibitor of NO synthase of adrenal glands, brain, and vascular endothelial cells.
References Vallence, P., et al.: Lancet, 339, 572 (1992),

Applications 2-Methylbutane is a useful synthetic intermediate. It was used in the synthesis of β-chiral sulfonamides.
E3
References Chuprakov, S., et al.: J. Am. Chem. Soc., 133, 10352 (2011);

Applications 2-ethyl-6-methylpyrazine (cas# 13925-03-6) is a useful research chemical.

Applications Fmoc-n-me-lys(boc)-oh

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 DMTMM, a conjugating agent that efficiently conjugat PnPS to Luminex microspheres without affecting the antigenicity of a broad set of PnPS.
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 Wrzesien, J. & Graham, D.: Tetrahedron, 68, 1230 (2012); Schlottmann, S. et al.: J. Im. Meth., 309, 75 (2006)

Applications 2-(Acetylamino)-3-(phenylthio)propanoic acid is a useful chemical in research.

Applications A serine derivative. Used in the synthesis of constrained amino acid buildings blocks and their incorporation into biologically active peptidomimetics.
References Rew, Y., et al.: J. Med. Chem., 45, 3746 (2002),

Applications N-Isobutyrylglycine detection is a useful diagnostic tool in the diagnosis of many organic acidemias and mitochondrial fatty acid β-oxidation defects. N-Isobutyrylglycine detection is also used in the diagnosis of isobutyryl-CoA dehydrogenase deficiency.
References Costa, C. G. et al.: J. Pharmac. Biomed. Anal., 21, 1215 (2000); Bonafe, L. et al.: Mol. Gen. Metab., 69, 311 (2000); Sass, J. et al.: J. Inher. Metab. Dis., 27, 741 (2004);

Applications N-Carbobenzoxyglycine is used in the dipeptide synthesis.
References Hans, D., et al.: Med. Chem., 2, 627 (2006), Guzman, F., et al.: J. Biotechnol., 10, 279 (2007), Vlieghe, P., et al.: Drug Discov. Today, 15, 40 (2010),

Applications L-Glutamic Acid α-tert-Butyl Ester is an ester of L-Glutamic Acid used in the synthesis of enantiopure isotopomers of amino acids.
References Chauvel, E., et al.: J. Med. Chem., 37, 2950 (1994),

Applications Butyrylglycine is one of the acylglycines, an important class of metabolites that have been used in the diagnosis of several inborn errors of metabolism (IEM).
References Costa, C., et al.: J. Pharmaceut. Biomed. Anal., 21, 1215 (2000), Garcia-Villoria, J., et al.: Clin. Biochem., 42, 2 (2009), Scalbert, A., et al.: Metabolomics, 5, 435 (2009),

Impurity Rabeprazole EP Impurity G
Applications Used in the preparation of 2-[[(2-pyridyl)methyl]thio]-1H-benzimidazoles derivatives as anti helicobacter pylori agents.
References Kuehler, T. et al.: J. Med. Chem., 41, 1777 (1998)

Applications (3R)-Tetrahydrofuran-3-yl 4-Methylbenzenesulfonate is derived from (R)-(-)-3-Hydroxytetrahydrofuran (H957760), which is a versatile chemical reactant used in the synthesis of pharmaceutical agents.
References Hrapchak, M., et al.: J. Labelled. Comp. Radiopharm., 57, 687 (2014);