Aminoácidos (AA)

<p>Applications D-LEUCYL-L-TYROSINE (cas# 3303-29-5) is a useful research chemical.<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 2-(3,4-Diethoxyphenyl)ethanamine is a useful intermediate in the preparation of Drotaverine hydrochloride, an antispasmodic drug arising from papaverine class of biologically active compounds.<br>References Turks, M., et al.: Rigas Tehniskas Universitates Zinatniskie Raksti, Serija 1: Materialzinatne un Lietiska Kimija, 23, 107 (2011)<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 N-Benzyloxycarbonyl L-Threonine Amide O-Methanesulfonate (cas# 80082-51-5) is a compound useful in organic synthesis.<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>Applications Cucumopine is used in biological studies to evaluate Agrobacterium rhizogenes cucumopine strain T-DNA ORF8 and its effects on transgenic tobacco root cultures.<br>References Bonfill, M., et al.: Curr. Top. Plant Biol., 3, 223 (2002);<br></p>

<p>Applications Perfluoro(2-methyl-3-pentanone) (cas# 756-13-8) is a useful research chemical.<br></p>

<p>Applications 2-ethyl-6-methylpyrazine (cas# 13925-03-6) is a useful research chemical.<br></p>

<p>Applications 4-(1-Methylethyl)benzoic Acid is used in the synthesis of quinuclidine benzamides as agonists for nicotinic acetylcholine receptors. Also used in the synthesis of nifuroxazide analogues showing antimicrobial activity against methicillin-resistant Staphylococcus.<br>References Bodnar, A. et al.: J. Med. Chem., 48, 905 (2005); Masunari, A. et al.: Bioorg. Med. Chem. Lett., 15, 4229 (2007);<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 α-Methyl-L-phenylalanine is used to prepare hippuryl-α-methylphenylalanine and hippuryl-α-methylphenyllactic acid as substrates for carboxypeptidase A. It is also used in the synthesis of high affinity tachykinin NK2 receptor antagonists.<br>References Lee, M., et al.: Bioorg. Med. Chem., 8, 815 (2000); Boyle, S., et al.: Bioorg. Med. Chem., 2, 101 (1994)<br></p>

<p>Applications L-alloisoleucine is a stereo-isomer of L-isoleucine (I820175) and is produced as a byproduct of isoleucine via transamination.  L-allo-isoleucine has been suggested to induce epithelial β-defensin expression. In addition, L-allo-isoleucine is utilized in the biosynthesis pathway for coronamic acid.<br>References Fehlbaum, P., et al.: Proc. Natl. Acad. Sci. USA 97, 12723 (2000); Parry, R. J., et al.: J. Am. Chem. Soc. 113, 1849 (1991)<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 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 Labelled L-Citrulline. An amino acid, first isolated from the juice of watermelon, Citrullus vulgaris Schrad., Cucurbitaceae. Used in the treatment of asthenia.<br>References Kurtz, et al.: J. Biol. Chem., 122, 477 (1938), Rajantie, J., et al.: J. Pediatr., 97, 927 (1980), Carpenter, T.O., et al.: N. Engl. J. Med., 312, 290 (1985),<br></p>

<p>Applications 5,6-Dihydro-5-methyluridine (cas# 23067-10-9) is a useful research chemical.<br></p>

<p>Applications 3-Acetyl-2-methylquinoxaline is an intermediate in the synthesis of Desoxyquinocetone which is a metabolite of the veterinay drug Quinocetone.<br>References Li, Y. et al.: J. AOAC Int., 91, 1494 (2008); Liu, Z.-Y. et al.: Anal. Bioanal. Chem., 396, 1259 (1271);<br></p>

<p>Applications DL-Proline is the racemic mixture of both L-Proline (P755995) and D-Proline (P755990).<br>References Bondarenko, L.B., et al.: Int. J. Peptides., 2, 1687 (2012); Rimer, T., et al.: Biomacromolecules, 13, 2110 (2012);<br></p>

<p>Stability Moisture Sensitive<br>Applications 3-Glycidoxypropyltrimethoxysilane (cas# 2530-83-8) is a useful research chemical.<br></p>

<p>Applications 2-Cyano-N-methylacetamide is used in the synthesis of pyridone compounds and benzimidazoles, for various pharmaceutical application.<br>References Mijin, D. et al.: Synth. Comm., 36, 193 (2006); Grimmett, M. et al.: Sci. Synth., 12, 529 (2002); Aggarwal, V. et al.: Synth. 3, 214 (1982);<br></p>

<p>Applications D-Arginine is an unnatural isomer of L-Arginine (A769505), and is used to inhibit glutamate-induced nitric oxide production in rats. Derivatives of D-Arginine are used for pharmaceutical purposes, one example is 1-Deamino-8-D-arginine vasopressin, which is used to treat various bleeding disorders.<br>References Castellano, M., et al.: Neurosci. Lett., 314, 127 (2001); Kobrinsky, N., et al.: Lancet, 323, 1145 (1984); Weyrich, A., et al.: Circulation, 86, 279 (1992)<br></p>

<p>Applications 3-Formyl-5-methylbenzoic Acid<br></p>

<p>Applications N-[(9H-Fluoren-9-ylmethoxy)carbonyl]-N-methyl-L-alloisoleucine, is a building block used in the synthesis of Ecumicin, which is a the potent anti-mycobacterial cyclic depsipeptide natural product.<br>References Hawkins, P. et al.: Organic Letters, Vol. 20, P: 1019-1022 (2018)<br></p>

<p>Applications Important compounds in coffee aroma.<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 Protected L-Tyrosine (T899975), an amino acid, 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-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 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 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 L-Cysteine Hydrochloride<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 (2-methylphenoxy)acetic acid (cas# 1878-49-5) is a useful research chemical.<br></p>

<p>Applications Isoleucine-d10 (mixture of diastereomers) (CAS# 29909-02-2) is a useful isotopically labeled research compound and can be used in gas liquid chromatography.<br>References VandenHeuvel, W., et.al., J. Chromatogr., 50, 405-412, (1970);<br></p>

<p>Applications Intermediate in the production of anti-cancer quinoline derivatives and antibacterial agents<br>References Zhao, H., et al.: Bioorg. Med. Chem. Lett., 12, 3105 (2002),<br></p>

<p>Applications N-Acetyl-L-glutamic Acid is the N-Acetyl analogue of the non-essential amino acid, L-glutamic acid (G596960). N-Acetyl-L-glutamic Acid activates carbamoyl phosphate synthetase in the urea cycle.<br>References Saheki, T. et al.: J. Biochem., 77, 659 (1975); Rivas, J. et al.: Acta Biol. Med. Ger., 36, 1673 (1977); Zollner, H.: Biochim. Biophys. Acta, 676, 170 (1981);<br></p>

<p>Applications D-Serine Methyl Ester Hydrochloride (cas# 5874-57-7) is a compound useful in organic synthesis.<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 1-Chloro-3-methoxypropane (cas# 36215-07-3) is a compound useful in organic synthesis.<br></p>

<p>Applications 4-Methoxyphenylacetic Acid is a compound that was found from microbial phenolic metabolites in human feces after the consumption of gin, red wine and dealcholized red wine.<br>References Jimenez-Giron, A., et. al.: J. Arg. Food Chem., 61, 3909 (2013);<br></p>

<p>Applications 3-Methyl-d3-indole has been used to prove that bioactivation of the pulmonary toxin 3-methylindole requires methyl carbon-hydrogen bond breakage in mice. 3-Methyl-d3-indole is the labeled analogue of 3-Methylindole (M313470), A naturally abundant pneumotoxin, found primarily in mammalian feces providing its strong fecal odor.<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 Huijzer, J., et. al.: Toxicol. Appl. Pharm., 90, 60 (1987); Nakashima, T., et al.: Biol. Pharm. Bull., 32, 832 (2009); Xu, H., et al.: Chem. Pharm. Bull., 57, 321 (2009); Bodoor, K., et al.: J. Med. Chem., 52, 3753 (2009); Naskar, S., et al.: J. Chem. Res., 3, 174 (2009); Sollner, K., et al.: J. Agric. Food Chem., 57, 4319 (2009)<br></p>