Aminoacids and derivatives

<p>Stability Hygroscopic<br>Applications Essential cofactor of fatty acid metabolism; required for the transport of fatty acids through the inner mitochondrial membrane. Synthetized primarily in the liver and kidney; highest concentrations found in heart and skeletal muscle. Dietary sources include red meat, dairy products, beans, avocado.<br>References Mitchell, M.E., et al.: Am. J. Clin. Nutr., 31, 293 (1978), Lango, R., et al.: Cardiovasc. Res., 51, 21 (2001), Vaz, F.M., et al.: Biochem. J., et al.: 361, 417 (2002), Karlic, H., et al.: Nutrition, 20, 709 (2004),<br></p>

<p>Applications Labelled Lacosamide (L098500). Lacosamide is a medication used for the adjunctive treatment of partial-onset seizures and diabetic neuropathic pain. Lacosamide is a potent anticonvulsant.<br>References Lees, G., et al.: Brain Res., 612, 190 (1993), Kuo, C., et al.: Mol. Pharmacol., 51, 1077 (1997), Barton, M., et al.: Epilepsy Res., 47, 217 (2001), Beyreuther, B., et al.: Eur. J. Pharmacol., 539, 64 (2006), Beyreuther, B., et al.: CNS Drug Rev., 13, 21 (2007)<br></p>

<p>Applications Lauroylamide Propylbetaine is used cosmetic and hair compositions of enhanced viscosity and clarity.<br>References Anon., et al.: Bull. Chem. Soc. Japan, 41, 1175 (1968),<br></p>

<p>Applications S-Enantiomer of Baclofen. Specific GABA-B receptor agonist. Muscle relaxant (skeletal).<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 Ahuja, S., et al.: Anal. Profiles Drug Subs., 14, 527 (1985), Brogden, R.N., et al.: Drugs, 8,1 (1974)<br></p>

<p>Applications Labelled ε-Aminocaproic Acid. Used in the preparatiom of esters of 6-aminohexanoic acid as antibacterial agents. EACA is reported to inhibit chymotrypsin, Factor VIIa, lysine carbo xy peptidase, plasmin, and plasminogen activator.<br>References Dolezal, P., et al.: Pharm. Res., 10, 1015 (1993), Vavrova, K., et al.: Curr. Med. Chem., 12, 2273 (2005), Holas, T., et al.: Bioorg. Med. Chem., 14, 7671 (2006),<br></p>

<p>Applications A labelled synthetic amino acid precursor of Norepinephrine (N674500). Antiparkinsonian.<br>References Bartholini, J., et al.: J. Pharmacol. Exp. Ther ., 193, 523 (1975), Kato, T., et al.: Biochem. Pharmacol., 36, 3051 (1987), Kawabata, A., et al.: Br J. Pharmacol., 111, 503 (1994),<br></p>

<p>Stability Very Very Hygroscopic<br>Applications A metabolic intermediate of L-Carnitine.<br>References Huffman, K. et al.: Diab. Care, 32, 1678 (2009);<br></p>

<p>Applications Specific GABA-B receptor agonist. Muscle relaxant (skeletal).<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 Ahuja, S., et al.: Anal. Profiles Drug Subs., 14, 527 (1985), Brogden, R.N., et al.: Drugs, 8,1 (1974)<br></p>

<p>Applications N-Acetyl-cysteine is a reagent that is used in the synthesis of phenylalkyl isoselenocyanates which has anticancer activity.<br>References Sharma, A. K., et al.: J. Med. Chem., 24, 7820 (2008);<br></p>

<p>Applications Tranexamic-d2 acid is deuterium labelled tranexamic acid (T714505), which is an antifibrinolytic agent that 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 Cadaverine is a polyamine produced by the decarboxylation of L-lysine, and is also produced by Escherichia coli (E.coli) cells when grown in acidic pH. Cadaverine is known to inhibit porin-mediated outer membrane permeability in E.coli.<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 Mimitsuka, T., et al.: Biosci., Biotech., Bioch., 71, 2130 (2007); Sanartzidou, H., et al.: J. Bacteriol., 185, 13 (2003)<br></p>

<p>Impurity Tranexamic EP Impurity D<br>Applications 4-(Aminomethyl)benzoic Acid (Tranexamic EP Impurity D) is a type 2 antifibrinolytic agent.<br>References Markwardt, F., et al.: Prog. Fibrinolysis. 5, 178 (1981); Markswardt, F.. et al.: Thrombosis. Res., 9, 143 (1976);<br></p>

<p>Applications N-Descarboxymethyl-N-carboxyethyl Lacosamide is an impurity of Lacosamide (L098500), an anticonvulsant drug that enhances sodium channel slow inactivation, and is used to treat patients with epilepsy.<br>References Doty, P., et al.: Neurotherapeutics, 4, 145 (2007); Perucca, E., et al.: Nat. Rev. Drug Discov., 7, 973 (2008); Sake, J., et al.: CNS Drugs, 24, 1055 (2010)<br></p>

<p>Applications N,N-Dimethylaminoethanol Phosphate is a metabolite of Dimethylaminoethanol, a precursor to the neurotransmitter acetylcholine.<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 Ansell, G.B. et al.: Zhur. Evol. Biochim, Fiziol., 15, 249 (1979): Miyazaki, H. et al.: Chem. Pharm. Bull., 24, 763 (1976); Haidar, N.E. et al.: Neurochem. Res., 19, 457 (1994);<br></p>

<p>Applications 5-Aminolevulinic Acid Methyl Ester Hydrochloride, is the methyl ester of Aminolevulinic Acid (ALA) (A611780), which has been shown to have higher lipophilicity, and to be highly efficient at inducing protoporphyrin IX (PpIX) production in cell culture.<br>References Morrow, D. I. J., et al.: J. Pharmac. Sci., 99, 3486 (2010); Peng, Q., et al.: Cancer, 79, 2282 (1997);<br></p>

<p>Stability Hygroscopic<br>Applications sym-Homospermidine is an analogue of Spermidine. sym-Homospermidine is used as antineoplastic.<br>References Pegg, A., et al.: Cancer Res., 48, 759 (1988), Bergeron, R., et al.: J. Med. Chem., 37, 3464 (1994), Bergeron, R., et al.: Drug Metab. Dispos., 23, 1117 (1995),<br></p>

<p>Applications Dioxindolyl-L-alanine is used in the synthesis of peptides containing 5-Hydroxytryptophan, Oxindolylalanine, N-Formylkynurenine and Kynurenine.<br>References Berlett, B., et al.: J. Biol. Chem., 272, 20313 (1997), Chang, T., et al.: J. Biomed. Sci., 7, 357 (2000); Frolov, A., et al.: J. Pept. Sci., 13, 862 (2007);<br></p>

<p>Stability Hygroscopic<br>Applications CEL and CML are two stable, nonenzymatic chemical modifications of protein lysine residues resulting from glycation and oxidation reactions.<br>References Fu, M.X., et al.: J. Biol. Chem., 271, 9982 (1996), Ahmed M.U., et al.: Biochem.J., 324, 565 (1997), Schleicher, E.D., et al.: J. Clin. Invest., 99, 457 (1997), Shibayama, R., et al.: Diabetes, 48, 1842 (1999),<br></p>

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

<p>Applications L-Kynurenine is a tryptophan metabolite which is a precursor of kynurenic acid (K660500) and an antagonist of N-methyl-aspartate receptor.<br>References Swartz, K., et al.: J. Neurosci., 10, 2965 (1990);, Hasegawa, H., et al.: Anal. Bioanal. Chem., 377, 886 (2003); Tsai, Y., et al.: Anal. Biochem., 319, 34 (2003); Mitsuhashi, S., et al.: Anal. Chim. Acta, 584, 315 (2007)<br></p>

<p>Impurity Baclofen EP Impurity A<br>Applications 4-(4-Chlorophenyl)-2-pyrrolidinone is used in the preparation of potential and selective antagonists of the α1A adrenergic receptor (1,2). It is an impurity of Baclofen (B108000), a specific GABA-B receptor agonist. Muscle relaxant (skeletal).<br>References (1) Whitlock, G. et al.: Bioorg. med. Chem. Lett., 19, 3118 (2009)(2) Brogden, R.N., et al.: Drugs, 8,1 (1974)<br></p>

<p>Applications trans-4-Hydroxycyclohexylcarboxylic Acid acts as a reagent in the synthetic preparation of pyrazole-pyrimidine preparation as TTK inhibitors and potential antitumors, Preparation and Janus kinase 1 (JAK1)-selective inhibitory activity of benzimidazole derivatives.<br>References Liu, Y., et al.: ACS Med. Chem. Lett., 7, 671 (2016); Kim, H., et al.: Bioorg. Med. Chem. Lett., 26, 3213 (2016)<br></p>

<p>Applications Lacosamide is a medication used for the adjunctive treatment of partial-onset seizures and diabetic neuropathic pain. Lacosamide is a potent anticonvulsant.<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 Lees, G., et al.: Brain Res., 612, 190 (1993), Kuo, C., et al.: Mol. Pharmacol., 51, 1077 (1997), Barton, M., et al.: Epilepsy Res., 47, 217 (2001), Beyreuther, B., et al.: Eur. J. Pharmacol., 539, 64 (2006), Beyreuther, B., et al.: CNS Drug Rev., 13, 21 (2007),<br></p>

<p>Applications α-Methyldopa Methyl Ester is an impurity in the synthesis of L-α-Methyl DOPA Methyl Ester Hydrochloride which is a Methyldopa angiotensin II analog.<br>References Karle, I., et al.: Biochemistry, 29, 6747 (1990), Biron, E., et al.: Bioorg. Med. Chem., 12, 1279 (2004),<br></p>

<p>Applications N-Octanoylglycine is a derivative of Glycine (G615990) and is an amphiphilic lipoamino acid commonly used in cosmetics for its antibacterial properties. N-Octanoylglycine is the active ingredient in products designed to treat seborrheic dermatitis on the scalp and acne prone skin.<br>References Georgalas, A.: Cosmet. Toiletries, 127, 96 (2012); Nakamura, S.: Frag. J., 39, 36 (2011);<br></p>

<p>Applications Desacetyl Desmethyl Lacosamide is an impurity of Lacosamide (L098500) which is a potent anticonvulsant.<br>References Lees, G., et al.: Brain Res., 612, 190 (1993), Kuo, C., et al.: Mol. Pharmacol., 51, 1077 (1997), Barton, M., et al.: Epilepsy Res., 47, 217 (2001), Beyreuther, B., et al.: Eur. J. Pharmacol., 539, 64 (2006), Beyreuther, B., et al.: CNS Drug Rev., 13, 21 (2007),<br></p>

<p>Stability Moisture Sensitive<br>Applications 3-(4-Chlorophenyl)glutaric Anhydride (cas# 53911-68-5) is a compound useful in organic synthesis.<br></p>

<p>Applications A metabolite of Baclofen (c).<br>References Ault, B., et al.: Eur. J. Pharmacol., 71, 357 (1981),<br></p>