Amino Acids (AA)

<p>Applications 2,4-Dinitrophenylhydrazone (DNPH) derivative.<br>References Lindsay, R.C., et al.: J. Food Sci., 29, 266 (1964),<br></p>

<p>Applications 4-Aminohippuric Acid is used in the measurement of renal plasma flow as a diagnostic tool which may be applied towards kidney disorders.<br>References Phillips, R. et al.: Am. J. Physiol., 152, 523 (1948);<br></p>

<p>Stability Light Sensitive<br>Applications 2-Methoxyphenol (CAS# 90-05-1) is useful for testing ruthenium- and palladium-containing catalysts activity via guaiacol hydrogenation.<br>References Shakirov, I. I., et al.: Pet. Chem., 60, 1136 (2020)<br></p>

<p>Applications DL-2-aminobutyric acid<br></p>

<p>Applications 1-Methoxy-4-(1E)-1-propen-1-ylbenzene is a component of essential oils extracted from natural sources. It is also a possible inhibitor of protein kinase CK2α and CK2α’.<br>References Liang, Zhi-yuan, et al.: Shizhen Guoyi Guoyao, 25(7), 1602-1604 (2014);Benelli, Giovanni, et al.: Indus. Crops and Prod., 124, 236-243 (2018);Baier, Andrea, et al.: Phytochem., 136, 39-45 (2017)<br></p>

<p>Stability Hygroscopic<br>Applications Trigonelline-d3 HCl is deuterium labelled Trigonelline HCl. Trigonelline HCl has utility in developing site-specific system that delivers drugs to the brain. It has also been suggested as a potential anti-Alzheimer disease agent.<br>References Bodor, N., et al.: J. Med. Chem 26, 313 (1983); Makowska, J., et al.: J. Chromatogr. B 968, 101 (2014)<br></p>

<p>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.<br>References Pomel, V., et al.: J. Med. Chem., 49, 3857 (2006); Mara, C., et al.: Bioorg. Med. Chem. Lett., 21, 6180 (2011)<br></p>

<p>Applications 2-chloro-N-(2-ethyl-6-methylphenyl)acetamide (cas# 32428-71-0) is a useful research chemical.<br></p>

<p>Applications 5-methyl-2-(1H-pyrrol-1-yl)aniline (cas# 59194-21-7) is a useful research chemical.<br></p>

<p>Applications 2-Azido-2-deoxy-D-glucose is a glucose derivative that have been used to study the substrate specificity of galactokinase.<br>References Zou, W., et al.: Bioorg. Med. Chem. Lett., 22, 3540 (2012);<br></p>

<p>Applications 2-Methyl-pyrazine is an intermediate used to synthesize 5-Methyl-2(1H)-pyrazinone (M324900) which is a derivative of 2-Hydroxypyrazine (H952710). 2-Hydroxypyrazine (H952710) is used in the synthesis of potential antioxidants.<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 Shi, J. et al.: J. Phys. Org. Chem., 22, 1038 (2009); Bonde, C. et al.: Ind. J. Hetero. Chem., 10, 271 (2001);<br></p>

<p>Stability Hygroscopic<br>Applications 3-Chloro-L-tyrosine was used in the enzymatic synthesis of halogen derivatives of aromatic amino acids labeled with hydrogen isotope. 3-Chloro-L-tyrosine exhibited stronger antioxidant properties in Hb-induced oxidative stress as was evident by higher efficiency of reduction of ferryl species.<br>References Winnicka, E., et al.: J. Chem. Eng., 8, 54 (2014); Lu, N., et al.: Toxicol. In Vitro, 28, 847 (2014);<br></p>

<p>Applications trans-Glutaconic Acid is used in the synthesis of iso and azokainoids which act as agonists for glutamate receptors. E-isomer of Glutaconic Acid (G596945).<br>References Felluga, F. et al.: Chirality, 24, 112 (2012); Wang, W. et al.: Bioorg. Med. Chem. Lett., 23, 1949 (2013);<br></p>

<p>Stability Very Hygroscopic<br>Applications A component of elastin. It can be measured in all body fluids as biomarkers for in vivo degradation of matrix tissue elastin in man and animals.<br>References Sato, F., et al.: Clin. Biochem., 39, 746 (2006), Koenders, M., et al.: J. Pathol., 218, 446 (2009), Ma, S. et al.: J. Chrom. Anal. Tech. Biomed. Life Sci., 879, 1893 (2011),<br></p>

<p>Applications 3-Methanesulfinylpropan-1-amine is used in preparation of Amide compounds as pesticides including acaricides, insecticides, and parasiticides.<br>References Furukawa, H., et al.: Jpn. Kokai Tokkyo Koho, (2018);<br></p>

<p>Applications 1-Methyl-2-pyrrolidinone-d9 is labeled 1-Methyl-2-pyrrolidinone (M326120), which is a versatile industrial solvent. NMP is currently approved for use only in veterinary pharmaceuticals. The determination of the disposition and metabolism of NMP in the rat will contribute toward understanding the toxicology of this exogenous chemical which man may likely be exposed to in increasing amounts.<br>References Southwell, D., et al.: J. Pharm. Pharmacol., 33, 3 (1981), Barry, W., et al.: J. Invest. Dermatol., 82, 49 (1984),<br></p>

<p>Applications 5,6-Dihydro-5-methyluridine (cas# 23067-10-9) is a useful research chemical.<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>Applications 2-Methyl-4,6-bis(octylsulfanylmethyl)phenol (cas# 110553-27-0) is a useful research chemical.<br></p>

<p>Applications Intermediate in transsulfuration whereby the mammal transfers the sulfur of methionine via homocysteine to cysteine.<br>References Prochazka, Z., et al.: Collection Czechoslov. Chem. Commun., 45, 1982 (1980), Yorek, M.A. &amp; Spector, A.A.: Prog. Clin. Biol. Res., 179, 361 (1985)<br></p>

<p>Applications 2-bromo-N-methoxy-N-methylbenzamide (cas# 899425-05-9) is a useful research chemical.<br></p>

<p>Applications 1-(4-Hydroxy-3-methoxyphenyl)-1-propanone is a derivative of Guaiacol, a precursor to various flavorants, such as eugenol and vanillin.<br>References Allen, C., et al.: Org. Synth., 3, 418 (1955); Esposito, L., et al.: Kirk-Othmer Encyclopedia of Chemical Technology, 4th edition, 24, 812 (1997)<br></p>

<p>Applications Benzamide, 2,2'-dithiobis[N-methyl- (cas# 2527-58-4) is a useful research chemical.<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-Methyl-5-nitrophenol is used as a reactant in the preparation of pyranocarbazole alkaloids.<br>References Zang, Yingda, et al.: Euro. J. of Med. Chem., 143, 438-448 (2018)<br></p>

<p>Applications 2-Amino-3-methylpyridine is used in the synthesis of ketones from aldehydes.<br>References Jun, C. et al.: J. Org. Chem., 62, 1200 (1997); Jun, C. et al.: Angew. Chem. Int. Ed., 37, 145 (1998);<br></p>

<p>Applications 2-Fluoro-3-methoxyphenylboronic acid<br></p>

<p>Applications 2-(Acetylamino)-3-(phenylthio)propanoic acid is a useful chemical in research.<br></p>

<p>Applications 3-Methylnonane-2,4-dione is a compound that possesses a butter-like and beany off flavour that is a result of flavour reversion of soya-bean oil. 3-Methylnonane-2,4-dione is also present in Japanese green tea and pressure-cooked hen meat.<br>References Farkaš, P., et al.: Food Chem., 60, 617 (1997); Guth, H. &amp; Grosch, W.: Flav. Chem., No vol. given, 377 (1999); Kumazawa, K. &amp; Masuda, H.: J. Agr. Food Chem., 47, 5169 (1999)<br></p>

<p>Applications Protected 1,2-Phenyldiamine, an intermediate in the synthesis of histone deacetylase agents and antitumor agents.<br>References Andrews, D., et al.: Bioorg. Med. Chem. Lett., 18, 2580 (2008), Mahboobi, S., et al.: J. Med. Chem., 52, 2265 (2009),<br></p>

<p>Applications 3,5-Diiodo-DL-tyrosine is used for diagnosis of hypothyroidism caused by DEHAL1 gene defects.<br>References Encinas, S., et al.: Chem. Res. Toxicol., 11, 946 (1998), Daneshvar, A., et al.: Chemosphere, 80, 301 (2010), Eriksson, J., et al.: Photochem. Photobiol., 86, 528 (2010),<br></p>

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

<p>Applications Pteroyltri-γ-L-glutamic acid is a folate derivative found in various foods such as yeast, spinach, beef liver, beef fillet and peas.<br>References Tamura, T., et al.: Br. J. Haematol., 25, 513 (1973); Ndaw, S., et al.: J. Chromatogr. A, 928, 77 (2001)<br></p>

<p>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.<br>References Pokhrel, L., et al.: bioorg. Med. Chem. Lett., 22, 3480 (2012);<br></p>

<p>Applications 4-(4-Chloro-2-methylphenoxy-d3)butyric Acid (CAS# 1219803-42-5) is a useful isotopically labeled research compound.<br></p>

<p>Applications (4S)-4-Hydroxy-L-isoleucine is 4S isomer of 4-Hydroxyisoleucine, which is used as a treatment for type II diabetes.<br>References Martinez-Force, E., et al.: Biotechnol. Tech., 5, 209 (1991); Sauvaire, Y., et al.: Diabetes, 47, 206 (1998), Narender, T., et al.: Bioorg. Med. Chem. Lett., 2006, 16, 293 (2006);<br></p>

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

<p>Applications N,N-Dimethylglycine HCl (cas# 2491-06-07) is a useful research chemical.<br></p>

<p>Applications 8-Bromo-7-(2-butyn-1-yl)-3,7-dihydro-3-methyl-1-[(4-methyl-2-quinazolinyl)methyl]-1H-purine-2,6-dione is an intermediate used to prepare selective inhibitors of dipeptidyl peptidase 4 (DPP4) for potential use in the treatment of type 2 diabetes.<br>References Sutton, J., et al.: Bioorg. Med. Chem. Lett., 22, 1464 (2012); Lai, Z., et al.: Eur. J. Med. Chem., 83, 547 (2014)<br></p>

<p>Applications L-Arginine-2,3,3,4,4,5,5-d7 HCl (CAS# 204244-77-9) is a useful isotopically labeled research compound. It can be used with Raman scattering for imaging living cells and organisms.<br>References Min, W., et al., PCT Int. Appl. (2014), WO 2014205074 A2<br></p>

<p>Applications 4-Methoxy-6-(trifluoromethyl)-1,3,5-triazin-2-amine can be used as reactant/reagent in preparation of N-phenylsulfony-N'-pyrimidinylureas as herbicides.<br>References Hamprecht, G., et al.: Ger. Offen., DE 4322726 A1 19950112 (1995)<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>Applications α-Methylglyceric Acid is a biogenic secondary organic aerosol used in air quality diagnosis.<br>References Ru, P., et. al.: Environ. Sci. Technol., 48, 8491 (2014); Napelenok, S.L., et. al.: Environ. Sci. Technol., 48, 464 (2014); Stone, E.A., et. al.: Environ. Chem., 9, 263 (2012)<br></p>

<p>Applications 3-Hydroxy-4-methylaniline<br></p>

<p>Applications 6-Chloro-2-methoxy-7-deazapurine (cas# 90057-08-2) is a compound useful in organic synthesis.<br></p>

<p>Applications N-(4-Bromo-2-methylphenyl)-2-chloroacetamide (cas# 96686-51-0) is a useful research chemical.<br></p>

<p>Applications 4-Methyl-valerophenone is an intermediate used in the synthesis of a-Pyrrolidinoisohexanophenone (Hydrochloride) (P841230), which is a phenone derivative used for research purposes.<br>References Guo, Z.K., et al.: Marine Drugs, 16, 45/1 (2018)<br></p>

<p>Stability Light Sensitive<br>Applications α-Methacrylic acid is used in chemistry as a stabilizing agent, forming a thin capping layer on the surface of nanoparticles. α-Methacrylic acid is also used as a surfactant, so that control is maintained during nanocrystal growth. α-Methacrylic acid is also used as a chelating agent.<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 Peng, W., et al.: J. Cryst. Growth, 279, 454 (2005); Qu, S., et al.: Appl. Phys. Lett., 80, 3605 (2002); Zhao, G., et al.: Phys. C: Supercond., 468, 2317 (2008)<br></p>

<p>Applications Carbamoyl-guanidine Amidino Urea Salt, Hydrochloride salt (cas# 926-72-7) is a compound useful in organic synthesis.<br></p>

<p>Stability Hygroscopic<br>Applications Ferrous Bisglycinate is used in the fortification of infant formulations and foods.<br>References Fox, T. et al.: Am. J. Clin. Nutri., 67, 664 (1998); Heath, A. et al.: J. Am. Coll. Nutr., 20, 477 (2001);<br></p>

<p>Applications N-Fmoc-L-tyrosine Benzyl Ester is used to synthesize truncated analogues of preptin-(1-16) as possible osteoblast proliferation stimulant. It is also an intermediate used to prepare phosphotyrosinyl phosphoramidite derivatives useful in the incorporation of multiple reporter groups on synthetic oligonucleotides.<br>References Kowalczyk, R., et al.: Bioorg. Med. Chem., 22, 3565 (2014); Misiura, K., et al.: Nucl. Acids Res., 18, 4345 (1990)<br></p>

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

<p>Applications [2-(1-methyl-1H-pyrazol-3-yl)-1H-benzimidazol-1-yl]acetic acid (cas# 1171565-50-6) is a useful research chemical.<br></p>

<p>Applications 1,2-Bismethylphenidate is an impurity of methylphenidate (M325880), an CNS stimulant.<br>References Greenblatt, E.N., et al.: J. Pharmacol. Exp. Ther., 131, 115 (1961), Padmanabhan, G.R., Anal. Profiles Drug Subs., 10, 473 (1981), Srinivas, N.R., et al.: Pharm. Res., 10, 14 (1993),<br></p>

<p>Applications S-Methyl-L-cysteine is a substrate in the catalytic antioxidant system mediated by methionine sulfoxide reductase A (MSRA). It has been studied as a theurapeutic for neurodegenerative diseases including Parkinson′s.<br>References Wassef, R., et al.: J. Neurosci., 21, 12808 (2007)<br></p>

<p>Applications Methyl 5-(Ethylsulfonyl)-2-methoxybenzoate (cas# 62140-67-4) is a useful research chemical.<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>Stability Hygroscopic<br>Applications Used in the manufacturing of L-tryptophan by enzymic reaction.<br>References Franke, L., et al.: J. Med. Chem., 48, 6997 (2005), Fox, T., et al.: Curr. Top Med. Chem., 6, 1579 (2006),<br></p>

<p>Stability Hygroscopic<br>Applications L-Formiminoglutamic acid is a useful research chemical. It is used medically in the diagnosis of Cobalt deficiencies in Cattle and sheep.<br>References Marsh, K. B., et al.: New Zeal. J. Agric. Res., 31, 273 (1988); Quirk, M. F., et al.: J. Agric. Sci., 110, 465 (1988); Quirk, M. F., et al.: Aust. J. Agric. Res., 38, 1071 (1987)<br></p>

<p>Applications 3-(2-Methoxy-5-methylphenyl)-3-phenyl-propanoic Acid (cas# 109089-77-2) is a compound useful in organic synthesis.<br></p>

<p>Applications 1,3,5-Trimethoxy-2-methylbenzene AldrichCPR (cas# 14107-97-2) is a useful research chemical.<br></p>

<p>Impurity Carvedilol EP Impurity E; Carvedilol Impurity E; Carvedilol USP E<br>Applications 2-(2-Methoxyphenoxy)ethylamine Hydrochloride (Carvedilol EP Impurity E; Carvedilol Impurity E; Carvedilol USP E) is an impurity of Carvedilol synthesis.<br>References Smith, L., et al.: J. Med. Chem., 20, 1653 (1977),<br></p>

<p>Applications 3'-Methylacetophenone is a reagent that is used in the preparation of 3-aryl-6-phenylimidazo[2,1-b]thiazoles which has anticancer properties.<br>References Koppireddi, S., et al.: Bioorg. Med. Chem. Lett., 24, 5428 (2014);<br></p>

<p>Applications 3-Methoxy-1,2-propanediol is used to prepare phosphorothioate analogs of sn-2 radyl lysophosphatidic acid as metabolically stabilized LPA receptor agonists. It is also used to synthesize diacylglycerol analogs as potential second-messenger antagonists.<br>References Jiang, G., et al.: Bioorg. Med. Chem. Lett., 23, 1865 (2013); Briggs, J., et al.: Bioorg. Med. Chem. Lett., 2, 127 (1992)<br></p>

<p>Applications An intermediate used in the synthesis of Pregabalin (P704800) and related compounds.<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 Posadas, I., et al.: Br. J. Pharmacol., 142, 331 (2004),<br></p>

<p>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.<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 Yu, S. et al.: Faming Zhuanli Shenqing (2009), CN 101597219 A 20091209.<br></p>