Amino Acids (AA)

<p>Stability Moisture Sensitive<br>Applications Used in conjunction with Isothiocyanate to conduct partial Edman Degradation on biologically active peptides.<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 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),<br></p>

<p>Applications 5-Hydroxy-N-methyl-2-pyrrolidinone is a metabolite of N-methylpyrrolidone (NMP).<br>References Payan, J., et al.: Drug Metab. Dispos., 30, 1418 (2002), Carnerup, M., et al.: Food Chem. Toxicol., 43, 1441 (2005), Angerer, J., et al.: Toxicol. Sci., 93, 3 (2006),<br></p>

<p>Applications 1-methoxypropan-2-amine hydrochloride (cas# 677743-83-8) is a useful research chemical.<br></p>

<p>Applications Boc-(S)-3-Amino-4-(2,4,5-trifluorophenyl)butyric Acid is a reactant used in the preparation of peptidase IV inhibitors.<br>References Park, W. et al.: Bioorg. Med. Chem. Lett., 21, 1366 (2011);<br></p>

<p>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.<br>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),<br></p>

<p>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.<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 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);<br></p>

<p>Applications 4-Hydroxymethyl-5-methylimidazole (cas# 29636-87-1) is a useful research chemical.<br></p>

<p>Applications 4-Hydroxy-4-methyl-2-pentanone-d12 (CAS# 114253-85-9) is a useful isotopically labeled research compound.<br></p>

<p>Applications cis-Propenylphosphonic Acid (R)-(+)-α-Methylbenzylamine Salt is used as a reagent in the microbial production of Fosfomycin (F727505); a compound used as an antibiotic in the treatment of urinary tract infections.<br>References Watanabe, M., et al.: Appl. Environ. Microb., 65, 1036 (1999); Itoh, N., et al.: Appl. Microbiol. Biot., 43, 394 (1995); White, R.F., et al.: Appl. Microbiol., 22, 55 (1971); Keating, G. et al.: Drugs, 73, 1951 (2013); Demir, T. et al.: Int. J. Infect. Dis., 17, e966 (2013)<br></p>

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

<p>Applications 2-Methyl-Pentanoic acid is a useful building block for organic synthesis.<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></p>

<p>Applications 2'-Deoxy-N-methyl-cytidine is a nucleotide derivative used as an analytical reagent.<br>References Dupret, D.: Biomed. Health. Res., 23(Human Genome Analysis), 244-255 (1998)<br></p>

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

<p>Applications Labelled analogue of L-Phenylalanine, an essential amino acid.<br>References Hollunger, G. et al.: Acta Pharmacol. Toxicol., 34, 391 (1974); Bagchi, S.P. et al.: Biochem. Pharmacol., 26, 900 (1977);<br></p>

<p>Applications 1-Chloro-3-methoxypropane (cas# 36215-07-3) is a compound useful in organic synthesis.<br></p>

<p>Applications Isotope labelled 2-Chloro-2-methylpropane is a starting molecule to carry out nucleophilic substitution reactions.<br>References Eyet, N., et al.: J. Phy. Chem. A., 117, 1136 (2013); Eyet, N., et al.: J. Am. Mass. Spec., 18, 1046 (2007);<br></p>

<p>Applications 1-(2-Isopropylthiazol-4-yl)-N-methylmethanamine dihydrochloride (cas# 1185167-55-8) is a useful research chemical.<br></p>

<p>Impurity Ondansetron EP Impurity C<br>Applications 1,2,3,9-Tetrahydro-9-(methyl-d3)-4H-carbazol-4-one (Ondansetron EP Impurity C) is used in the preparation of 5-HT3 modulators useful in the treatment and prevention of 5-HT3 receptor-mediated diseases. 1,2,3,9-Tetrahydro-9-methyl-4H-carbazol-4-one is an impurity of Ondansetron (O655000).<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 Huang, W. et al.: Zhong. Yao. Dax. Xueb., 30, 1 (1999); Kim, M. et al.: Heterocycles, 45, 2041 (1997); Feng, R. et al.: Zhong. Yaox. Zaz., 46, 1436 (2011);<br></p>

<p>Applications 1-Azido-2-(2-methoxyethoxy)ethane (cas# 215181-61-6) is a useful research chemical.<br></p>

<p>Applications Naphthalenecarboxylic acid derivatives known for their antidote activity against urea and other herbicides.<br></p>