Aminoacids and derivatives

<p>Applications Minor Cisapride (C496400) metabolite.<br>References Meuldermans, W., et al.; Drug Metab. Disposition, 16, 410 (1988), Lowry J., et al.; Clin. pharmacol. ther., 73, 209 (2003), Shao L., et al.: Bioorg. Med. Chem. Lett., 19, 5679 (2009),<br></p>

<p>Applications N-Methyl-p-tyramineúHCl (cas# 370-98-9) is a useful research chemical.<br></p>

<p>Applications Indole-3-pyruvic Acid is a compound involved in the biosynthesis of Indole-3-acetic acid, a plant hormone which plays important roles in regulating growth and responses to environmental changes.<br>References Kong, W., et al.: Plant Cell Physiol, 56, 715-726 (2015)<br></p>

<p>Applications 4-Aminobutyl-d8 Guanidine is the labelled analog of the decarboxylation product of the amino acid arginine (A769500) and also an intermediate in polyamine biosynthesis.<br>References Golding, B.T., et al.: Biochem. Soc. Trans., 22, 391S (1994);<br></p>

<p>Stability Hygroscopic<br>Applications (S)-3-Aminopiperidin-2-one, is an building block , used in the synthesis of various pharmaceutical compounds. It is an intermediate in the synthesis of calpinactam derivatives, possessing antimycobacterial activity.<br>References Kenichiro, N., et al.: Bioorg. Med. Chem. Lett., 22, 7739 (2012);<br></p>

<p>Applications Isotope labelled Glycine is a non-essential amino acid for human development. Glycine is an inhibitory neurotransmitter in spinal cord, allosteric regulator of NMDA receptors.<br>References Scott, D., et al.: J. Neurosci., 21, 3063 (2001), Laube, B., et al.: Neuropharmacology, 47, 994 (2004), Papadakis, M., et al.: J. Biol. Chem., 279, 14703 (2004), Chen, P., et al.: Mol. Pharmacol., 67, 1470 (2005), Wolosker, H., et al.: Mol. Neurobiol., 36, 152 (2007),<br></p>

<p>Applications A labelled, essential amino acid.<br>References Goze, C., et al.: Eur. J. Pharmacol., 643, 153 (2010), Bhandare, P., et al.: J. Chem. Pharm. Res., 2, 372 (2010),<br></p>

<p>Stability Decomposes under acidic condition, Hygroscopic<br>Applications 1,1’-Ethylidenebis[L-tryptophan] is a L-tryptophan (T947210) contaminant found in the peripheral blood mononuclear cells from patients with functional somatic syndromes.<br>References Barth, H., et al.: Clin. Experiment. Inmmunol., 126, 187 (2001); Simat, T.J., et al.: Adv. Experi. Med. Biol., 467, 469 (1999);<br></p>

<p>Applications Labelled N2-Lauroyl-L-glutamine (L178650). N2-Lauroyl-L-glutamine is used as a solubilizing detergent in a novel protein refolding system. N2-Lauroyl-L-glutamine can be synthesized enzymatically in glycerol-water system useing acylase I from pig kidney.<br>References Kudou, M. et al.: Protein Express. Purif., 75, 46 (2011); Wada, E. et al.: J. Am. Oil Chem. Soc., 79, 41 (2002);<br></p>

<p>Stability Hygroscopic<br>Applications Spermidine is a biogenic polyamine formed from putrescine. Spermidine is a precursor of Spermine. Spermidine is essential for both normal and neoplastic tissue growth.<br> Not a dangerous good if item is equal to or less than 1g/ml and there is less than 100g/ml in the package<br>References Abraham, A.K., et al.: Eur. J. Biochem., 106, 257 (1980), Mach, M., et al.: Biochem. J., 202, 153 (1982), Thyss, A., et al.: Eur. J. Cancer Clin. Oncol., 18, 611 (1982),<br></p>

<p>Stability Hygroscopic<br>Applications L-Glutamic Acid, Magnesium Salt Hydrobromide is an metabolite of L-Glutamic acid, a non-essential amino acid. Its salt form (glutamate) is an important neurotransmitter that plays a key role in long-term potentiation and is important for learning and memory. It is also a key molecule in cellular metabolism. L-Glutamic Acid, Magnesium Salt Hydrobromide has also been investigated for sedative properties as a tranquilizer.<br>References McEntee, W., et al.: Psychopharmacology, 111, 391 (1993), Manev, H., et al.: Mol. Pharmacol., 36, 106 (1989), Hamanaka, T., et al.: Toho. Igakkai. Zasshi., 20, 663 (1973);<br></p>

<p>Applications L-Glutamine-2,3,3,4,4-d5 is the isotope labelled analog of L-Glutamine (G597000); an essential amino acid that is a crucial component of culture media that serves as a major energy source for cells in culture. L-Glutamine is very stable as a dry powder and as a frozen solution. In liquid media or stock solutions, however, L-glutamine degrades relatively rapidly. Optimal cell performance usually requires supplementation of the media with L-glutamine prior to use.<br>References Rivett, A., et al.: J. Biol. Chem., 260, 300 (1985); Watford, M., et al.: Metabolism, 49, 141 (2000); Wilmore, D., et al.: J. Nutr., 131, 2543S (2001)<br></p>

<p>Applications (S)-Carbidopa Methyl Ester N-cyclohexylideneis an impurity of Carbidopa (C175915), a prodrug inhibitor of aromatic amino acid decarboxylase.<br>References Sletzinger, M., et al.: J. Med. Chem., 6, 101 (1963)<br></p>

<p>Applications Benzyl Acetate, is found naturally in many flowers, It has pleasant sweet aroma reminiscent of jasmine, and thus is used widely in perfumery industry, and also as a flavouring agent. It is also used as a solvent.<br>References Schiestl, F. P., et al.: J. Chem. Ecology, 29 (2004); Qian-qian, M., et al.: Jingxi Huagong, 30, 442 (2013);<br></p>

<p>Stability Hygroscopic<br>Applications Antifibrinolytic agent; blocks lysine binding sites of plasminogen. Hemostatic.<br>References Andersson, et al.: Scand. J. Haematol. 2, 230 (1965), Melander, B., et al.: Acta Pharmacol. Toxicol., 22, 340 (1965), Bonnar, J., et al.: Br. Med. J., 313, 579 (1996), Dunn, C.J., et al.: Drugs, 57, 1005 (1999),<br></p>

<p>Applications L-Histidine is an essential amino acid for human development which the body cannot produce on its own. L-Histidine is one of the 22 proteinogenic amino acids. L-Histidine precursor to histamine (H436500) and a component of carnosine.<br>References Kopple, J.D. et al.: J. Clin. Invest., 55, 881 (1975); Sachs, D.H., et al.: J. Biol. Chem., 246, 6576 (1971); Mercer, L.P., et al.: Nutrition, 6, 273 (1990); Morgan, W.T., et al.: J. Biol. Chem., 268, 6256 (1993);<br></p>

<p>Stability Very Hygroscopic, Moisture Sensitive<br>Applications 3,4-Dihydroxyphenylglycolaldehyde (Dopegal) is the monoamine oxidase metabolite of dopamine which is toxic of in a concentrated amount and may be a target for Alzheimer or Parkinson’s therapy.<br>References Burke, W. et al.: Neurotoxical., 25, 101 (2004);<br></p>

<p>Applications Tyramine Hydrochloride is a naturally occurring monoamine derived from tyrosine. Neurotransmitter.<br>References Roy, K., et al.: J. Mol. Liq., 230, 104-112 (2017); Roy, M. N., et al.: Chem. Phys. Lett., 655-656, 43-50 (2016)<br></p>