Amino Acids (AA)

<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 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>Applications N-3-(Sulfopropyl)-3-methoxy-5-methylaniline is used as a reagent for the evaluation of basic property and long-term stability of reagents for enzymically assaying triglyceride, cholesterol and uric acid.<br>References Yamaguchi, T., Iryo to Kensa Kiki-Shiyaku., 3, 591-597 (2007).<br></p>

<p>Applications Useful in the study of tyrosine-phosphorylation, which has been linked with the malignant transformation of cells by some RNA tumour viruses.<br>References Sefton, B.M., et al.: Cell, 20, 807 (1980), Erikson, R., et al.: Perspect. Virol., 11, 93 (1981), Lee, E-S, et al.: J. Org. Chem., 59, 2086 (1994)<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 1-Methyl-4-(phenylmethyl)piperazine hydrochloride is a useful synthetic intermediate.<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 3-(2-Methoxy-5-methylphenyl)-3-phenyl-propanoic Acid (cas# 109089-77-2) is a compound useful in organic synthesis.<br></p>

<p>Applications A reagent used to synthesize 5-HT2A and 5-HT3 receptor ligands for use in treating CNS-related disorders.<br>References Bermudez, J., et al.: J. Med. Chem., 33, 1924 (1990),<br></p>

<p>Applications 2-amino-5-butyl-6-methylpyrimidin-4(3H)-one (cas# 4038-64-6) is a useful research chemical.<br></p>

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

<p>Applications N-PHENYL-4-METHOXYBENZYLAMINE (cas# 3526-43-0) is a useful research chemical.<br></p>

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

<p>Applications Dl-lysine monohydrate<br></p>

<p>Applications alpha-Methylene-gamma-valerolactone (cas# 62873-16-9) is a useful research chemical.<br></p>

<p>Applications It can be degraded efficiently by the QL-degrading bacteria.<br>References Shukla, O., et al.: Microbios., 59, 47 (1989), Oh, Y; Biotechnol Bioeng 1994, 44, 533,,,<br></p>

<p>Applications A major metabolite of non-essential amino acid L-Cysteine.<br>References Parsons, R.B. et al.: Neurotoxicol., 19, 599 (1998);<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 N-Succinimidyl 3-Methoxy-4-nitrobenzoate (cas# 2006277-78-5) is a useful research chemical.<br></p>

<p>Applications Tetrahydro-5-methyl-2-furanol is an intermediate in synthesizing 2,3-Dihydro-2-methylfuran (D447355), which is a general reagent used in next generation of biofuels. Dihydrofuranyl derivative.<br>References Simmie, J. et al.: J. Phys Chem., 116, 4528 (2012);<br></p>

<p>Applications 4-Methylcatechol is a potent inducer of nerve growth factor (NGF) synthesis in vitro and in vivo.<br>References Kaechi, K., et al.: J. Pharmacol. Exp. Ther., 272, 1300 (1995); Hanaoka, Y., et al.: J. Neurol. Sci., 122, 28 (1994)<br></p>

<p>Applications N-Acetyl-DL-aspartic acid (cas# 2545-40-6) is a useful research chemical.<br></p>

<p>Applications 4,5-Dihydro-5-methyl-3,4-diphenyl-5-isoxazolol is an intermediate for the preparation of Valdecoxib.<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 2,6-Di-tert-butyl-4-methyl-d3-phenol (CAS# 86819-59-2) is a useful isotopically labeled research compound. This compound has been shown to significantly have lower toxic potency in mice compared to butylated hydroxytolune (BHT).<br>References Mizutani, T., et.al., Toxicol. Appl. Pharmacol. 69,283-290,(1983);<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 2,6-Di-(tert-butyl-d9)-4-methylphenol-3,5-d2,OD (CAS# 64502-99-4) is a useful isotopically labeled research compound.<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 1-(4-Methoxyphenyl)piperazine (cas# 38212-30-5) is a useful research chemical.<br></p>

<p>Stability Very Volatile<br>Applications 3-Methylfuran is a volatile organic compound (VOCs) used as a potential non-intrusive tool for screening of lung cancer.<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 McWilliams, et al.: Curr. Oncol. Rep., 4, 487 (2002), Buszewski, B., et al.: Biomed. Chromatogr., 21, 553 (2007), Ligor, T., et al.: J. Breath. Res., 1, 1 (2007),<br></p>

<p>Applications 4-[2-(4-Hydroxyphenyl)-4-methylpentan-2-yl]phenol could be a useful reagent for making visible-transparent aromatic polymers.<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 Agou, T., et al.: Macromolecules (Washington, DC, U. S.), 53, 2942 (2020)<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 A derivative of imidazole used in the synthesis of heteroxanthine.<br>References Sarasin, J., et al.: Helv. Chim. Acta, 7, 713 (1924),<br></p>

<p>Applications 2-Ethyl-4-methyl-1-pentanol is a volatile chemical that can be used to diagnose ratoon stunting disease in Sugar cane.<br>References Berna, A. Z., et al.: Pro. of the Conf. of the Austr. Soc. of Sugar Cane Tech., 37th, 150-157 (2015)<br></p>

<p>Applications 2-Methylbutyrylglycine 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 (2E)-3-Methyl-1,3-benzothiazol-2(3H)-one Hydrazone Hydrochloride is used in method for synthesizing Methylbenzothiazolinone Hydrazone Hydrochloride Hydrate.<br>References Chen, W., et al.: Faming Zhuanli Shenqing, (2020);<br></p>

<p>Applications 2,3-Dihydroxy-2-methylbutanoic Acid Sodium Salt is a useful research chemical.<br></p>

<p>Applications 4′-Methylpropiophenone is a chemical reagent used in electrocarboxylation reactions.<br>References Zhang, K. et al.: Chin. J. Chem., 28, 509 (2010); Zhao, S. et al.: Tetra. Lett., 52, 2702 (2011);<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 12-(t-Boc-amino)-1-dodecanol (cas# 67341-03-1) is a compound useful in organic synthesis.<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 (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 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-Alanine-d7 (CAS# 74280-71-0) is a useful isotopically labeled research compound.<br></p>

<p>Stability Hygroscopic<br>Applications 2-Fluoro-4-methylphenylboronic Acid (cas# 170981-26-7) is a compound useful in organic synthesis.<br></p>

<p>Impurity Rabeprazole EP Impurity G<br>Applications Used in the preparation of 2-[[(2-pyridyl)methyl]thio]-1H-benzimidazoles derivatives as anti helicobacter pylori agents.<br>References Kuehler, T. et al.: J. Med. Chem., 41, 1777 (1998)<br></p>

<p>Impurity Iohexol EP Impurity K<br>Applications 5-Amino-2,4,6-triiodoisophthalic Acid (Iohexol EP Impurity K) is an intermediate for nonionic iodinated X-ray contrast agents.<br></p>

<p>Applications 1-Methoxy-2-propanol is used as a reagent in the synthesis of 2-amino-3-carboxy-4-phenylthiophenes as novel atypical protein kinase C inhibitors. Also used as a reagent in the synthesis of Metolachlor (M338700); a selective pre-emergence herbicide.<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 Titchenell, P.M., et al.: Bioorg. Med. Chem. Lett., 23, 3034 (2013); Zhang, H.: Nongyao Kexue Yu Guanli, 32, 26 (2011)<br></p>

<p>Applications D-Tyrosine-d2 is deuterium labelled D-Tyrosine (T899970). D-Tyrosine, the stereoisomer to L-Tyrosine (T899975), is an amino acid used in various organic syntheses for antibiotics. It is used in the synthesis of (-)-anisomycin, as well as BATSI (boronic acid transition state inhibitors) which act on β-lactamases. It has also been studied as an inhibitor of microbial growth on surfaces, reducing microbial attachment to hydrophillic glass and hydrophobic polypropylene surfaces.<br>References Li, Ji. et al.: Chin. Chem. Lett., 23, 647 (2012); Xu, H. et al.: Water Res., 45, 5796 (2011); Ke, W. et al.: Antimicrob. Agents Chemother., 55, 174 (2011)<br></p>

<p>Stability Moisture and Temperature Sensitive<br>Applications Galacto-PUGNAc is a highly selective inhibitor for β-hexosaminidases HEXA and HEXB is cell-permeable. Galacto-PUGNAc is able to modulate the activity of HEXA and HEXB in tissue culture, increasing ganglioside GM2 levels in neuroblastoma cells<br>References Stubbs, K.A. et al.: Angew. Chem. Int. Ed., 48, 1300 (2009);<br></p>

<p>Applications Tris(2-(2-methoxyethoxy)ethyl)amine (cas# 70384-51-9) is a useful research chemical.<br></p>

<p>Applications Intermediate for the preparation of Naratriptan and other indole sulfonamide derivatives.<br></p>

<p>Applications 3-Methoxy-4-methylaniline (cas# 16452-01-0) is a useful research chemical.<br></p>

<p>Applications Piperazine derivative used as reference material for forensic laboratories.<br>References Brady, J., et al.: Drug Dev. Res., 20, 231 (1990), Winter, J., et al.: J. Pharmacol. Exp. Ther., 262, 682 (1992), Ator, N., et al.: Eur. J. Pharmacol., 241, 237 (1993), Forster, E., et al.: Eur. J. Pharmacol., 281, 81 (1995),<br></p>

<p>Applications L-Serine (15n, 98%) (cas# 59935-32-9) is a useful research chemical.<br></p>

<p>Stability Hygroscopic<br>Applications 3-Methyl-2-benzothiazolinone Hydrazone Hydrochloride Hydrate is a chromegenic reagent for the determination of benzodiazepines, cholesterol, and enzyme activity. 3-Methyl-2-benzothiazolinone Hydrazone Hydrochloride Hydrate is used as an electrophilic coupling reagent used in the spectrophotometric determination of chloramine-B (CAB) and other residual chlorine content in various environmental water samples.<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 Syed, A. et al.: Environ. Sci. Indian J., 3, 49 (2008); Syed, A.A. et al.: Chem. Environ. Res., 15, 41 (2006); Mohan, J. et al.: Indian J. Chem., 32B, 44 (1993);<br></p>

<p>Stability Light sensitive, Temperature Sensitive<br>Applications 3-Methyl-1,5-pentanediol Diacrylate is a useful chemical reagent.<br></p>