Amino Acids (AA)

<p>Stability Temperature Sensitive<br>Applications Methyl 2,3,4-Tri-O-isobutyryl-D-glucopyranuronate (cas# 1190403-86-1) is a compound useful in organic synthesis.<br></p>

<p>Applications Metabolite of Theophylline and Caffeine.<br>References Yu, Ch. et al.: J. Bacteriol. 191, 4624 (2009); Geraets, L. et al.: Biochem. Pharmacol. 72, 902 (2006).<br></p>

<p>Applications 3-(4-Methylphenyl)-3-(trifluoromethyl)diaziridine (cas# 87736-82-1) is a compound useful in organic synthesis.<br></p>

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

<p>Stability Hygroscopic, Moisture Sensitive<br>Applications Hexahydro-4-methylphthalic Anhydride, can be used in the mixture of other isomers nanofiber supported 3D interconnected BN nanosheets for epoxy nanocomposites with ultrahigh thermal management capability<br>References Chen, J., et al.: Adv. Funct. Material., 27, 5 (2017)<br></p>

<p>Applications N-Methyl-N-nitroso Urea-d6 is the labelled form of N-Methyl-N-nitroso Urea (M325815), which is a precursor of Diazomethane. It has a cytotoxicity effect.<br>References Huggins, C., et al.: J. Exp. Med., 131, 321 (1970); Gullino, P.M., et al.: J. Natl. Cancer Inst., 54, 401 (1975)<br></p>

<p>Stability Extremely Hygroscopic<br>Applications Labelled L-Arginine (A769500). An essential amino acid for human development. Precursor for nitric oxide. Ammonia detoxicant (hepatic failure); diagnostic aid (pituitary function).<br>References Miura, T., et al.: Anal. Biochem., 139, 432 (1984), Jones, et al.: Adv. Enzyme Regul., 9, 19 (1970), Borders, C.L., et al.: Protein. Sci., 3, 541 (1994),<br></p>

<p>Applications 3-Methoxy-2',4',6',4-tetrahydroxychalcone piperidine complex (cas# 52218-19-6) is a useful research chemical.<br></p>

<p>Applications 4-Methyl-2-pentanol is used in the synthesis of 4-quinolone derivatives as high-affinity ligands for the brain GABAA receptors. Also used in the preparation of antimycotic imadazoles, as antifungals.<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 Lager, E. et al.: J. Med. Chem., 49, 2526 (2006); Heeres, J. et al.: J. Med. Chem., 22, 1003 (1979);<br></p>

<p>Applications Methyl(4-methylnaphthalen-1-ylmethyl)amine is a reagent in the preparation of heterocyclic compounds as enoyl-acyl carrier protein reductase FabI inhibitors and antibacterial agents.<br>References Stuetz, A., et al.: J. Med. Chem., 29, 112 (1986); Berman, J., et al.: PCT Int. Appl., 2004:515512 (2004)<br></p>

<p>Applications H-PRO-GLU-OH (cas# 67644-00-2) is a useful research chemical.<br></p>

<p>Applications N-Methylaniline is used as an additive in gasoline because of its antiknock properties.<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 Liu, Li-jun, et al.: Huaxue Shiji, 37(1), 53-55, 96 (2015); Qin, Li-xia, et al.: Guangzhou Huagong, 43(8), 138-139, 148 (2015);<br></p>

<p>Applications 4-Methyl-2(5H)-furanone (cas# 6124-79-4) is a useful research chemical.<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 3-Methoxybenzene-1,2-Diamine (cas# 37466-89-0) 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 L-Hydroxyprolylglycine_x000D__x000D (cas# 7672-35-7) is a useful research chemical.<br></p>

<p>Applications 2-Methoxyphenylsulfate is used in the analysis of alkylsulfatases and their kinetics.<br>References Bateman, T. et al.: Biochem. J., 236, 401 (1986);<br></p>

<p>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.<br>References Lopez, B., et al.: Chem. Commun., 47, 1054 (2011); Albert, J., et al.: Organometallics, 32, 649 (2013);<br></p>

<p>Applications 4-Methylmorpholine is used in the synthesis of novel and selective TYK2 inhibitors, used in the treatment of inflammatory diseases. Also used in the preparation of cathespin K inhibitors which are highly selective.<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 Liang, J. et al.: Eur. J. Med. Chem., 67, 175 (2013); Yuan, X. et al.: Org. Biomol. Chem., 11, 5847 (2013);<br></p>

<p>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.<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 Lu, R., et al.: J. Med. Chem., 52, 4481 (2009); Picard, F., et al.: J. Med. Chem., 45, 3406 (2002)<br></p>

<p>Applications 4-Bromo-6-methyl-3H-1,3-benzodiazole<br></p>

<p>Applications An antibody agent.<br>References Rowell, F. J., et al.: Immunochemistry, 13, 891 (1976),<br></p>

<p>Applications 2,3-Dihydroxy-2-methylbutanoic Acid Sodium Salt is a useful research chemical.<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 Substrate for TenA enzyme in the thiamin salvage pathway<br>References Jenkins, A., et al.: Nat. Chem. Biol., 3, 492 (2007), Jenkins, A., et al.: Bioorg. Chem., 36, 29 (2008),<br></p>

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

<p>Applications 7-Methoxy-3,4-dihydro-1-naphthalenyl-acetonitrile (cas# 861960-34-1) is a compound useful in organic synthesis.<br></p>

<p>Stability Temperature Sensitive<br>Applications Precursor of Diazomethane. It has a cytotoxicity effect.This product contains an undetermined amount of water.<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 Huggins, C., et al.: J. Exp. Med., 131, 321 (1970), Gullino, P.M., et al.: J. Natl. Cancer Inst., 54, 401 (1975),<br></p>

<p>Applications 3-Fluoro-4-methoxycarbonylphenylboronic acid, pinacol ester is a useful intermediate for organic synthesis and other chemical transformations.<br>References Zhao, F., et al.: Eur. J. Med. Chem., 134, 147 (2017); Zhao, F., et al.: Bioorg. Med. Chem., 24, 4281 (2016)<br></p>

<p>Applications 3-Methylbutyl Acetate-d3 (CAS# 1219804-75-7) is a useful isotopically labeled research compound.<br></p>

<p>Applications An inhibitor of the enzyme Glyoxalase 1.<br>References Vince, R. and Wadd, W.B.: Biochemical and Biophysical Res. Commun., 35, 5 (1969), Vegvari, A., et al.: ChemBioChem, 3(11), 1117 (2002)<br></p>

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

<p>Applications N-Acetyl-S-(3-hydroxypropyl)-L-cysteine Dicyclohexylamine Salt (unlabelled) (CAS# 14369-42-7) is a useful research compound.<br></p>

<p>Applications 3,4-Dihydroxy-5-methoxybenzoic acid (cas# 3934-84-7) is a useful research chemical.<br></p>

<p>Applications Ethyl [2-Methyl-3-(chlorosulfonyl)phenoxy]acetate (cas# 91427-62-2) is a compound useful in organic synthesis.<br></p>

<p>Applications Ac-lys(ac)-oh was used in the reaction of HOCl with amino acids and peptides with ESR evidence for rapid rearrangement and fragmentation reactions of nitrogen-centered radicals.<br>References Hawkins, C., et al.: J. Chem. Soc. Perkin Trans. 2, 9, 1937 (1998);<br></p>

<p>Applications 4-Chloro-3-methylaniline (cas# 7149-75-9) is a compound useful in organic synthesis.<br></p>

<p>Applications β-Hydroxyisobutanol is used as a reagent in the synthesis of pyrazolo[1,5-a]pyridinecarbonyl-substituted spirocyclic piperidine ketals as inhibitors of HCV protein NS4B and of hepatitis C viral replication and their lack of cytotoxicity in human cells.<br>References Tai, V.W.-F., et al.: Bioorg. Med. Chem. Lett., 24, 2288 (2014);<br></p>

<p>Stability Hygroscopic<br>Applications Hexanoyl-L-carnitine-(N-methyl-d3) Chloride, is the labeled analogue of Hexanoyl-L-carnitine Hydrochloride (H294440), which is used as reactant in the synthesis of carnitine benzyl esters as prodrugs.<br>References Gong, X., et. al.: J. Chem. Res., 6, 327 (2008)<br></p>

<p>Applications L-Threonic acid calcium salt is the salt of L-Threonic acid, a naturally occurring compound that can be found in the leaves of Pelargonium crispum. L-Threonic acid is also the degradation product of Dehydroascorbate (DHA), a metabolite of Vitamin C (A786990).<br>References Helsper, J. &amp; Loewus, F.: Plant Phys., 69, 1365 (1982); Koch, C. &amp; Biaglow, J.: J. Cell. Phys., 94, 299 (1978); Nielsen J., et al.: J. Agr. Food Chem., 49, 2998 (2001)<br></p>

<p>Stability Hygroscopic<br>Applications 2S,2’S,5S)-5-Hydroxy Lysinonorleucine is one of the stereoisomers of 5-Hydroxylysinonorleucine, reduced collagen cross links.<br>References Astbury, C., et al.: Br. J. Rheumatol., 33, 11 (1994), Watts, N., et al.: Clin. Chem., 45, 1359 (1999), Banse, X., et al.: Bone, 31, 70 (2002),<br></p>

<p>Stability Hygroscopic<br>Applications 1,2-Cyclohexanedicarboxylic Acid Mono 4-Methyl-7-carboxy-heptyl Ester is a possible metabolite of the di(isononyl)cyclohexane-1,2-dicarboxylate (DINCH) monoester (MINCH).<br>References Koch, H., et al.: Arch. Toxicol., 87, 799 (2013)<br></p>

<p>Applications N-Methyl-2,4-dinitroaniline-d3 (cas# 91808-45-6) is a compound useful in 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>Stability Air Sensitive<br>Applications 4-Chloro-2-methylaniline<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 A labelled, essential amino acid.<br>References Liu, F., et al.: Bioorg. Med. Chem., 18, 4167 (2010), Kumar, R., et al.: Eur. J. Med. Chem., 45, 2265 (2010), Cai, W., et al.: Bioorg. Med. Chem., 18, 1899 (2010),<br></p>

<p>Applications H-Val-Gly-OH (cas# 686-43-1) is a useful research chemical.<br></p>

<p>Applications Triuret is a byproduct of purine degradation in living organisms. It is a product from the pyrolsis of urea.<br>References Sergiu P. P., et al:. HHS Public Access, (2010);<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 Labelled analogue of L-Vailne. L-Valine is an essential amino acid and one of 20 proteinogenic amino acids. L-Valine cannot be manufactured by the body and must be acquired through diet or supplementation. L-valine is found in grains, dairy products, mushrooms, meats, peanuts and soy proteins. L-Valine has been used in studies to attenuate arrhythmias and induce hypotensive effects.<br>References Choi, C.W. et al.: Anim. Feed Sci. Technol., 102, 15 (2002); Kolarski, D. et al.: Krmiva, 30, 155 (1988); Oba, M. et al.: J. Dairy Sci., 93, 2044 (2010); Mitrega, K. et al.: Pharmacol. Res., 64, 218 (2011);<br></p>

<p>Applications L-Threonine-2,3-d2 (CAS# 1202936-45-5) is a useful isotopically labeled research compound.<br></p>

<p>Applications D,L-β-Chloroalanine Methyl Ester Hydrochloride (cas# 33646-31-0) is a compound useful in organic synthesis.<br></p>

<p>Applications Suberylglycine is one of the acylglycines, an important class of metabolites that have been used in the diagnosis of several inborn errors of metabolism (IEM).<br>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),<br></p>

<p>Applications N-Methylacetamide can be used for the synthesis of N-​sulfonyl amidines and acyl sulfonyl ureas.Environmental contaminants; food contaminants.<br>References Chow, S. Y., et al.: J. Org. Chem. 82, 2515 (2017)<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 A labelled metabolite of Catecholamines.<br>References Kopin, I.J., et al.: J. Biol. Chem., 236, 2109 (1961), Short, F.W., et al.: J. Med. Pharm. Chem., 5, 642 (1962)<br></p>

<p>Applications Valeric Acid Sodium Salt (cas# 6106-41-8) is a compound useful in organic synthesis.<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 Labelled analogue of L-Phenylalanine, an essential amino acid. L-Phenylalanine is biologically converted into L-tyrosine, another one of the DNA-encoded amino acids, which in turn is converted to L-DOPA and further converted into dopamine, norepinephrine, and epinephrine. L-Phenylalanine is produced for medical, feed, and nutritional applications such as in the preparation of Aspartame.<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 An acylglycine present in urniary excretion that can be analyzed and be used as diagnostic tool for metabolic disorders, complementary to organic acids and acylcarnitine profiles.<br>References Bonafe, L. et al.: Mol. Genetics Metab., 69, 302 (2000);<br></p>

<p>Applications L-Glutamine (Alpha-15n, 98%) (cas# 80143-57-3) is a useful research chemical.<br></p>

<p>Applications N-Cinnamylglycine is a derivative of ferulic acid (F308900), a widely distributed compound in plants that is used as an antioxidant and food preservative.<br>References Jellum,E., et al.: J. Pharma. Biomed. Anal., 9, 663 (1991); Kayahara, H., et al.: Anticancer. Res., 19, 3763 (1999); Bollina, V., et al.: Plant. Molec. Biol., 77, 355 (2011);<br></p>

<p>Applications L-Glutamic Acid-d5 is an 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.<br>References McEntee, W., et al.: Psychopharmacology, 111, 391 (1993), Manev, H., et al.: Mol. Pharmacol., 36, 106 (1989)<br></p>

<p>Stability Hygroscopic<br>Applications A labelled metabolite of Acrylonitrile (ACN).<br>References Guengerich, F., et al.: Cancer Res., 41, 4925 (1981), Leonard, A., et al.: Mutation Res., 436, 263 (1999), Stadler, R., et al.: J. Agric. Food Chem., 52, 5550 (2004), Dybing, E., et al.: Food Chem. Toxicol., 43, 365 (2005), Rice, J., et al.: Mutation Res., 580, 3 (2005),<br></p>

<p>Stability Very Hygroscopic<br>Applications 1-O-Dimethoxytrityl-2-(N-Fmoc)-4-Aminobutyl)-1,3-propanediol is a useful reagent for the synthesis of acridine and​/or lipid containing oligodeoxyribonucleotides.<br>References Marasco, C. J., et al.: Tetra. Lett., 35, 3029 (1994)<br></p>

<p>Applications A labelled metabolite of Toluene.<br>References Gargas, M., et al.: Toxicol. Appl. Pharmacol., 98, 87 (1989), Commandeur, J., et al.: Pharmacol. Rev., 47(2), 271 (1995), Campo, P., et al.: Neurotoxicol. Teratol., 21, 427 (1999), Lohse, C., et al.: J. Agr. Food Chem., 48, 5913 (2000),<br></p>

<p>Applications (2S,4R)-4-Hydroxy-L-glutamic Acid is a metabolite of Glutamic acid (G596960).<br>References Hampson, D., et al.: J. Biol. Chem., 274, 33488 (1999), Jensen, A., et al.: Eur. J. Pharmacol., 397, 247 (2000),<br></p>

<p>Applications 8-Nitroguanine as a potential biomarker for progression of malignant fibrous histiocytoma, a model of inflammation-related cancer.<br>References Surh, Y., et al.: Mutat. Res., 480, 243 (2001), Balkwill, F., et al.: Lancet, 357, 539 (2001), Kawanishi, S., et al.: Biol. Chem., 387, 365 (2006), Hoki, Y., et al.: Cancer Sci., 98, 163 (2007),<br></p>

<p>Applications 2-Chloro-L-phenylalanine<br></p>

<p>Applications (4-Hydroxyphenyl)glycine, is a key intermediate for the synthesis Cefpiramide (C243400), used as a β-lactam antibiotic.<br>References Xiao, R. Q., et al.: Guangzhou Huagong, 41, 111 (2013);<br></p>

<p>Applications D-Isoleucine is not biosynthesized in the human body and is therefore categorized as an essential amino acid that must be obtained through diet. It is also an important building block that is used in the formation of hemoglobin in humans.<br>References Albanese, A.: J. Biol. Chem., 157, 613 (1945); Martin, R. &amp; Kirk, K.: Blood, 109, 2217 (2007)<br></p>

<p>Stability Hygroscopic<br>Applications 4-(4-Methylpiperazinomethyl)benzoic Acid, Dihydrochloride (cas# 106261-49-8) is a compound useful in organic synthesis.<br></p>

<p>Applications A metabolite of S-propylcysteine.<br>References Jones, A.R., et al.: Xenobiotica, 10, 827 (1980), 25) Ramu, K., et al.: Chem. Res. Toxicol., 8, 515 (1995), Krause, R., et al.: Drug Metab. Dispos., 25, 1013 (1997), Powley, M., et al.: Chem. Res. Toxicol., 16, 1448 (2003),<br></p>

<p>Applications D-Aspartic Acid Dimethyl Ester Hydrochloride is a useful synthetic intermediate in the synthesis of MK-7246 (M425045); a potent and selective CRTH2 antagonist for the treatment of respiratory diseases.<br>References Molinaro, C., et al.: J. Org. Chem., 77, 2299 (2012); Gervais, F.G., et al.: Mol. Pharmacol., 79, 69 (2011); Gallant, M, et al.: Bioorg. Med. Chem. Lett., 21, 288 (2011)<br></p>

<p>Applications A cysteine derivative as potential antitumor agent. (A609645)A vitamin needed to synthesize DNA, conduct DNA repair and methylate DNA, it also acts as a cofactor in biological reactions involving folate. (F680300)<br>References Paul, B., et al.: J. Med. Chem., et al.: 19, 1002 (1976), Xu, L., et al.: Mol. Pharm., 7, 1311 (2010), Everette, J., et al.: J. Agric. Food Chem., 58, 8139 (2010), Alshatwi, A., et al.: Food, Chem., Toxicol., 48, 1881 (2010), McKay, D., et al.: Nut. J., 9 (2010),<br></p>

<p>Applications A metabolite of Acrylonitrile (ACN).<br>References Guengerich, F., et al.: Cancer Res., 41, 4925 (1981), Leonard, A., et al.: Mutation Res., 436, 263 (1999), Stadler, R., et al.: J. Agric. Food Chem., 52, 5550 (2004), Dybing, E., et al.: Food Chem. Toxicol., 43, 365 (2005), Rice, J., et al.: Mutation Res., 580, 3 (2005),<br></p>

<p>Applications Nα-Boc-L-histidine is an N-Boc-protected form of L-Histidine (H456010). L-Histidine is an essential amino acid that plays an important role in mitochondrial glutamine transport and has potential of abolishing oxidative stress caused by brain edema.L-Histidine promotes zinc uptake in human erythrocyes and also has potential as an antioxidant therapy for acute mammary inflammation in cattle.<br>References Chaiyotwittayakun, A., et al.: J. Dairy Sci., 85, 60 (2002); Horn, N., et al.: J. Phys., 489, 73 (1995); Rama Rao, K., et al.: Am. J. Path., 176, 1400 (2010);<br></p>

<p>Applications Thiodiglycolic Acid-d4 acts as a reagent for the synthesis of metabolites of S-carboxymethyl-L-cysteine and S-methyl-L-Cysteine and of some isotoically labelled (2H, 13C) analogs.<br>References Meese, C. O., et al.: Archiv der Pharmazie, 323, 957 (1990)<br></p>

<p>Applications N-Epsilon-acetyl-l-lysine is used in the metabolomics study on the combined effect of cocaine and ethanol via liquid chromatography-mass spectrometry metabolomics approach.<br>References Sanchez-Lopez, E., et al.: J. Pharm. Biomed. Anal., 140, 313 (2017)<br></p>

<p>Applications L-Tyrosine-13C9 ,15N is labelled analogue of L-Tyrosine (T899975), one of the 22 proteinogenic amino acids that are used by cells to synthesize proteins. L-Tyrosine is biologically converted from L-phenylalanine and is in turn is converted to L-DOPA and further converted into the neurotransmitters: dopamine, norepinephrine, and epinephrine.<br>References Rasmussen D.D. et al.: J. Clin. Endocrinol. Metab., 57, 760 (1983); Bagchi, S.P. et al.: Biochem. Pharmacol., 26, 900 (1977)<br></p>

<p>Applications 2-Chloro-1-methylquinolinium tetrafluoroborate (cas# 16843-24-6) is a useful research chemical.<br></p>