Carboxylic Acids

<p>4,4'-Disulfanediylbis(2-aminobutanoic acid) (DL-Homocystine) is one of the endogenous metabolites, is the double-bonded form of homocysteine.</p>

<p>D-(+)-​Phenyllactic acid (D-3-Phenyllactic acid) is an anti-bacterial agent, excreted by Geotrichum candidum, inhibits Gram-positive and Gram-negative bacteria.</p>

<p>Phenylacetylglutamine (NSC 203800)is a normal constituent of human urine, but other mammals such as the dog, cat, rat, and horse do not excrete this compound.</p>

<p>For-Met-OH (N-Formyl-L-methionine) is a type of endogenous metabolite, effective in the initiation of protein synthesis.</p>

<p>(R)-5-Oxopyrrolidine-2-carboxylic acid (D-Pyroglutamic acid) is a cyclic derivative of glutamic acid, physiologically present in mammalian tissues.</p>

<p>3,4-(Methylenedioxy)cinnamic acid (3-(Benzo[d][1,3]dioxol-5-yl)acrylic acid) is a plant-derived compound first extracted from roots of Asparagus officinalis and</p>

<p>Sodium 2-hydroxybutanoate, a by-product of alpha-ketobutyrate, is formed via LDH or alphaHBDH-catalyzed reactions.</p>

<p>3-Amino-2-methylpropanoic acid forms by enzyme EC 3.5.1.6 in pyrimidine breakdown; its deficiency causes neurological issues.</p>

<p>DL-Homocysteine (2-Amino-4-mercaptobutyric acid) is a potential marker for tumor cell growth.</p>

<p>Methylmalonic acid (Isosuccinic acid) is a dicarboxylic acid that can be derived from methylmalonyl-coenzyme A.</p>

<p>2-Hydroxy-4-methoxybenzoic acid (2-Hydroxy-p-anisic Acid) is a predicted metabolite generated by BioTransformer1.</p>

<p>Diaminopimelic acid or DAPA is a lysine-like amino acid derivative that is a key component of the bacterial cell wall.</p>

<p>4-Methyl-2-oxopentanoic acid, an abnormal metabolite and neurotoxin, results from improper branched-chain amino acid metabolism.</p>

<p>Applications Isopropyl Acetate is a widely used chemical solvent in organic and industrial syntheses. Also used in the dissolution of gallstones.Environmental contaminants; Food contaminants<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 Zakko, S. et al.: Gastroenterol., 113, 232 (1997); Loeser, E. et al.: J. Chromatogr. A., 1216, 3409 (2009);<br></p>

<p>Applications 2-Amino-2-phenylbutyric acid 96% (cas# 5438-07-3) is a useful research chemical.<br></p>

<p>Applications Benzensulfonic Acid Monohydrate is used in the synthesis of HER2/EFGR dual inhibitors in the treatment of cancers and displaying potency towards anti-tumor activity.<br>References Kawakita, Y. et al.: Bioorg. Med. Chem. Lett., 20, 6171 (2012);<br></p>

<p>Applications 4-Amino-3-hydroxybenzoic Acid is disubsituted benzoic acid used in the preparation of various pharmaceutical compounds such as sphingosine kinase inhibitors.<br>References Kono, K. et al.: J. Antibiot., 53, 759 (2000);<br></p>

<p>Stability Moisture Sensitive<br>Applications Phosphoric Acid Tributyl Ester is used as a solvent in the solvent-detergent method for production of immunoglobulin for inactivation of viruses with lipid envelope on the model of duck hepatitis B virus. It is also used as a ligand in the extraction of lanthanide ions from solid and liquid materials by supercritical CO2.This compound is a contaminant of emerging concern (CECs).<br>References Zubkova, N., et al.: Bull. Exp. Biol. Med., 155, 821 (2013); Lin, Y., et al.: Anal. Chem., 66, 1971(1994)<br></p>

<p>Applications 4-Pyridylthioacetic Acid (cas# 10351-19-6) is a compound useful in organic synthesis.<br></p>

<p>Applications 2-​[(2-​Hydroxyethyl)​octadecylamino]​ethyl ester octadecanoic acid is used as a modifier to Polymer films of LDPE and ethylene-​vinyl acetate copolymers (EVA) to enhance antifog properties.<br>References Irusta, L., et al.: J. Appl. Polym. Sci., 111, 2299-2307 (2009);<br></p>

<p>Applications 3-(1-Cyanoethyl)benzoic Acid is an intermediate for the synthetic preparation of various pharmaceutical compounds. 3-(1-Cyanoethyl)benzoic Acid was used in studies examining the enantioselectivity of nitrile hydratases.<br>References Rzeznicka, K., et al.: App. Microbiol. Biotechnol., 85, 1417 (2010); Van Pelt. S., et al.: Org. Biomole. Chem., 9, 3011 (2011);<br></p>

<p>Applications 3-Hydroxysuberic Acid is a derivative of sebacic acid (S211410) a urinary metabolite that has been identified as an anti-fatigue biomarker.<br>References Ma, C. et. al.: J. Pharmaceut. Biomed. Anal. 105, 84 (2015)<br></p>

<p>Applications Metabolite fingerprinting in transgenic Nicotiana tabacum altered by the Escherichia coli glutamate dehydrogenase gene. A synthetic intermediate in the preparation of CNS depressants.<br>References Mungur, R., et al.: J. Biomed. Biotechnol., 2, 198 (2005), Young, J., et al.: Bioorg. Med. Chem. Lett., 17, 5310 (2007),<br></p>

<p>Applications (R)-2-Hydroxybutanoic acid (cas# 20016-85-7) is a useful research chemical.<br></p>

<p>Applications Dithiocarbamate complexes serve as hosts for the specific binding of various metal cations.<br>References Bourson, J., et al.: J. Phys. Chem., 97, 4552 (1993), Lai, S., et al.: Inorg. Chem., 38, 4262 (1999),<br></p>

<p>Applications 3-Oxohexanedioic Acid is a degradation product of catechol in the presence of hydrogen peroxide; Also, it is derived from 3-Oxohexanedioic Acid Diethyl Ester (O856830), which is an intermediate used to prepare CMPF (C595000) which is a drug-binding inhibitor which is also a constituent of urine. CMPF can inhibit specific T4 binding in serum by increasing the free concentration of direct competitors.<br>References Gogoi, A., et al.: Chem. Eng. J., 311, 153-162 (2017); Mabuchi, H., Nakahashi, H.: Nephron, 44, 277 (1986); Lim, C.F., et. al.: Metabolism Clin. Exp., 42, 1468 (1993)<br></p>

<p>Stability Hygroscopic<br>Applications α-Aleuritic acid is a major ingredient of shellac and is also a starting reagent in the manufacture of perfumes.<br>References Jakubowska, M., et al.: Polimery ., 15, 295 (1970); Shamsuzzaman, L.A., et al.: Pakistan. J. Biol. Agri. Sci., 11, 68 (1968);<br></p>

<p>Applications (2E)-2,4-Pentadienoic Acid (cas# 21651-12-7) 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 Hygroscopic<br>Applications N-​(4-​Amino-​5-​oxoheptyl)​guanidine is a biosynthetic intermediate in the study of saxitoxin gene cluster in cyanobacteria.<br>References Kellmann, R., et al.: Appl. Environ. Microbiol., 74, 4044 (2008)<br></p>

<p>Applications Methyl 5-chloro-2-hydroxy-1-oxo-2,3-dihydro-1H-indene-2-carboxylate (cas# 144172-24-7) is a useful research chemical. It is an intermediate in the synthesis of IN-KG 433 (I627995). IN-KG 433 is an impurity of Indoxacarb (I654000), an oxadiazine pesticide that acts against lepidopteran larvae and is the active ingredient in a number of household insecticides including cockroach baits.<br>References Wang, H., et al.: Water. Sci. Technol., 61, 2733 (2010); Shono, T., et al.: Pesticide. Biochem. Physiol., 75, 1 (2003);<br></p>

<p>Applications 1,3-Adamantanedicarboxylic acid, is a monomer that can be used in polymer science, self assembly and lithography.<br></p>

<p>Applications Phenyl N-​(2-​Chloro-​4-​hydroxyphenyl)​carbamate is a reagent used in the prepartion of quinoline-carboxamide compounds including Lenvatinib (L329400), an orally active inhibitor of multiple receptor tyrosine kinases including VEGF, FGF and SCF receptors.<br>References Wang, N. et al.: Faming Zhuanli Shenqing (2017), CN 106632033 A 20170510.<br></p>

<p>Impurity Orlistat USP Related Compound B<br>Applications Orlistat USP Related Compound B<br></p>

<p>Applications Acetic propionic anhydride<br></p>

<p>Applications 2-Hydroxybutanoic Acid is an analyte used in the diagnoses of colorectal cancer as well as Type II diabetes. It is also used in the purification of the major Vibrio autoinducer and the study of its role in virulence factor production for cholera.<br>References Qiu, Y. et al.: J. Proteome Res., 8, 4844 (2009); Salek, R.. et al.: Phys. Genom., 29, 99, (2007); Higgins, D. et al.: Nature, 450, 883 (2007);<br></p>

<p>Applications Maleic Acid is used in the synthesis of pyridoindolones as potent inhibitors of Aurora kinases. Also is a reagent in the preparation of TiO2/carbon nanotube composites.<br>References Le, L. et al.: ChemMedChem., 8, 289 (2013); Yao, Y. et al.: Env. Sci. Tech., 42, 4952 (2008)l<br></p>

<p>Applications Octyl 3-Octyloxiraneoctanoic Acid (cas# 106-84-3) is a compound useful in organic synthesis.<br></p>

<p>Applications (S)-2-Amino-4-[(3-aminopropyl)amino]-butanoic Acid is used in the reaction of carboxynorspermidine decarboxylase of Vibrio alginolyticus.<br>References Nakao, H., et al.: J. Gen. Microbiol. 136, 1699-704 (1990)<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 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 4-Sulfamoylbenzoic Acid is used as a reagent in the synthesis of carbonic anhydrase inhibitors anticonvulsant agents.<br>References Singh, S. et al.: J. Enz. Inhib. Med. Chem., 31, 417 (2016);<br></p>

<p>Applications 1-Dodecanol Acetate can be used as a foaming agent in the purification process of quartz sand. Furthermore, it is a main component of the essential oil from the flowers of Etlingera elatior (Jack) R. M. Smith, which is found to be active against Staphylococcus aureus, Bacillus cereus, Candida albicans and Cryptococcus neoformans.<br>References Wang, W., et al.: Faming Zhuanli Shenqing, CN 103663469 A 20140326 (2014); Susanti, D., et al.: Journal of Essential Oil-Bearing Plants, 16, 294 (2013)<br></p>

<p>Applications 2-(formylamino)benzoic acid (cas# 3342-77-6) is a useful research chemical.<br></p>

<p>Stability Hygroscopic<br>Applications 4-Nitrobenzoic Acid is used in the synthesis of anti-Trypanosoma cruzi agents in the treatment of chagas disease.<br>References Palace-Berl, F. et al.: Bioorg, Med. Chem. Lett., 21, 5395 (2013); Zhou, L. et al.: J. Med. Chem., 56, 796 (2013);<br></p>

<p>Applications 4-(2-Amino-ethyl)-benzoic Acid is a useful reagent for the preparation of amino acid derivatives with anticancer activity.<br>References Kim, S., et al.: PCT Int. Appl. (2020), WO 2020204548 A1<br></p>

<p>Applications Formic Acid-d is labelled Formic Acid (F692900). Formic Acid (F692900) is used as a potential energy source in the preparation of fuel cells. Also used in chemical synthesis of various anti-inflammatory and anti-microbial agents.<br>References Yu, X. et al.: J. Power Source., 182, 124 (2008); Bekhit, A. et al.: Bioorg. Med. Chem., 12, 1935 (2004);<br></p>

<p>Applications (S)-2-Acetamido-5-ureidopentanoic Acid (cas# 33965-42-3) is a useful research chemical.<br></p>

<p>Stability Volatile<br>Applications 2-Pentyl Acetate has a weak banana odor. 2-Pentyl Acetate is an irritant.Environmental contaminants; food contaminants.<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 Dong, T., et al.: J. Hortic. Sci. Biotechnol. 89, 441 (2014); Xu, Z., et al.: Food Bioprocess Tech 9, 407 (2016)<br></p>

<p>Applications Hexacosanoic acid ((1S,2S,3R)-2,3-dihydroxy-1-hydroxymethyl-heptadecyl)-amide is a ceramide found in the moro blood orange (Citrus sinensis). It is a useful building block used in the preparation of 5-thio-α-GalCers as immunostimulators for IFN-​γ production stimulation in mouse NKT cells.<br>References Bi, J.; et al.: ACS Med. Chem. Lett., 6, 476 (2015); Valsecchi, M.; et al.: J. Agric. Food Chem., 60, 10103 (2012).<br></p>

<p>Applications Hydrazine derivative.<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 tert-Butyl [(1R,2S,5S)-2-Amino-5-[(dimethylamino)carbonyl]cyclohexyl]carbamate Oxalate is a starting material and useful building block of various pharmaceuticals.<br></p>

<p>Applications DL-3-Aminoisobutyric acid (cas# 144-90-1) is a useful research chemical.<br></p>

<p>Applications Ethyl 2-Mercaptoacetate is an off-odor compound in white wine and an eye irritant.<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 Nikolantonaki, M., Darriet, P.: J. Agr. Food Chem., 59, 10191 (2011); Bagley, D.M., et. al.: Toxicol. in vitro, 13, 505 (1999)<br></p>

<p>Applications n-Nonanoic Acid is commonly used in conjunction with glyphosate, a non-selective herbicide, for a quick burn-down effect in the control of weeds in turfgrass. It is also used in the preparation of plasticizers and lacquers.<br>References Pline, W., et al.: Weed Technol., 14, 667 (2000); Frade, J., et al.: Anal. Bioanal. Chem., 395, 2167 (2009);<br></p>

<p>Applications 2,4-Dioxo-4-phenylbutanoic acid<br></p>

<p>Applications butyl carbamate (cas# 592-35-8) is a useful research chemical.<br></p>

<p>Applications Bromochloroacetic acid is a halogenated disinfection byproduct commonly found in drinking water, fruit juice, and cheese. Bromochloroacetic acid has been shown to cause mesothelioma, fibroadenomas, and adenomas in rats<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 Hang, C., et al.: Sci Total Environ. 543, 425 (2016); Cardador, M. J. and Gallego, M.: Food Chem. 173, 685 (2015); Natl Toxicol Program Tech Rep Ser. 549, 1 (2009)<br></p>

<p>Applications An intermediate of Montelukast.<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 Mesitoic acid can be used for its antioxidant.<br>References Thomas, P.S., et.al.: Medicines, 4, 1-7, (2017);<br></p>

<p>Applications 3-(4-Hydroxy-3,5-dimethoxyphenyl)propanoic Acid (cas# 14897-78-0) is a useful research chemical.<br></p>

<p>Applications Vinyl Acetate used in the preparation of bis(heterocycles) with pyrazoline, used in the preparation of anti-inflammatory and analgesic activities. Also used in the synthesis of antimalarial 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 Sreenivasa, S. et al.: Open. J. Med. Chem., 3, 50 (2013); Verbrugghen, T. et al.: J. Med. Chem., 56, 376 (2013);<br></p>

<p>Impurity Sulfadimethoxine EP Impurity C<br>Stability Hygroscopic<br>Applications 4-Acetamidobenzenesulfonic Acid (Sulfadimethoxine EP Impurity C) is a metabolite of Sulfanilic acid.<br>References Saab, N., et al.: Eur. J. Med. Chem., 34, 745 (1999), Kim, H., et al.: J. Pharm. Biomed. Anal., 27, 51 (2002), Santelli-Rouvier, C., et al.: Eur. J. Med. Chem., 39, 735 (2004),<br></p>

<p>Applications 1,11-Undecanedicarboxylic Acid is used in the synthesis of two Bis(tetrahydroisoquinoline) which were highly cytotoxic for cancer-cell cultures and less toxic to healthy cells and exhibited noticeable antimicrobial activity against Gram-positive and Gram-negative bacteria and fungal strain Candida albicans.<br>References Terent’eva, E. O., et al.: Chem. Nat. Compd., 53, 328-332 (2017)<br></p>

<p>Applications Acetylpyruvic acid is a derivative of pyruvic acid (P998900) which is an intermediate in sugar metabolism and in enzymatic carbohydrate degradation (alcoholic fermentation) where it is converted to acetaldehyde and CO2 by carboxylase. In muscle, Pyruvic acid (derived from glycogen) is reduced to lactic acid during exertion, which is reoxidized and partially retransformed to glycogen during rest. The liver can convert Pyruvic acid to alanine by amination. A diagnostic agent for Parkinson disease.<br>References Wenzel, A., et al.: J. Neurosci., 21, 53 (2001), Martinez., et al.: Development, 6, 851 (2002), Nakayama, K., et al.: J. Biochem., 146, 757 (2009), Tanaka, T., et al.: J. Pharmacol. Sci., 109, 24 (2009),<br></p>

<p>Applications 2,4-Dihydroxybenzoic acid is a useful synthetic intermediate. An organic building block for plastics and rubber products.<br>References Gautam, R., et al.: Cryst. Growth Des., 18, 1501 (2018); Shvedene, N. V., et al.: J. Anal. Chem., 72, 95 (2017);<br></p>

<p>Applications Phosphoric Acid is used in various chemical processes as a phosphorylating compound. It is involved in the hydrolysis via phosphorylation of nanocrystals to obtain high-aspect-ratio cellulose nanocrystals. Also used in the synthesis of lithium-ion cells.<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 Camarero E. et al.: Biomacromol., 14, 1223 (2013); Meligrana, G. et al.: J. Power. Sources., 160, 516 (2006);<br></p>

<p>Applications 4-(Methoxymethyl)benzoic acid<br></p>

<p>Applications Iodic Acid is used in the synthesis of silybin derivatives showing antiradical and antioxidant activities. Also used in the iodination of 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 Gazak, R. et al.: Bioorg. Med. Chem., 12, 5677 (2004); Zangade, S. et al.: Eur. j. Chem., 3, 314 (2012);<br></p>

<p>2-Naphthoxyacetic acid is an endogenous metabolite that is an inhibitor of firefly luciferase (Potency=40 μm).</p>

<p>Applications 1,4-dibutyl benzene-1,4-dicarboxylate (cas# 1962-75-0) is a useful research chemical.<br></p>

<p>Applications 4-(2,2,3-Trimethylcyclopentyl)butanoic Acid is used in preparation of Alicyclic compounds as off-note masking agent in consumables.Is used in preparation of 4-(2,2,3-Trimethylcyclopentyl)butanoic Acid as an off-note masking agent in consumables.<br>References Slack, Jay P., et al.: U.S., (2013); Slack, Jay P., et al.: PCT Int. Appl., (2008);<br></p>

<p>Applications 4-hydroxy-2-nitrobenzoic acid (cas# 74230-08-3) is a useful research chemical.<br></p>

<p>Applications Methyl (S)-N-Tritylaziridine-2-carboxylate (cas# 75154-68-6) is a compound useful in organic synthesis.<br></p>

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

<p>Applications Tetradecanedioic acid (cas# 821-38-5) is a useful research chemical.<br></p>

<p>Applications Used as a general reagent in acylation reactions. A byproduct formed in treated waters, and found in marine life.<br> E0<br>References Zuckermann, R.N. et al.; J. Am. Chem. Soc., 115, 10646 (1992); Bull, R., et al.: Toxicol. Appl. Pharmacol., 182, 55 (2002), Mitch, W., et al.: Water Sci. Technol., 2, 191 (2002),<br></p>

<p>Applications 3,4,5-Trimethoxyphenylacetic Acid is a reagent in the preparation of 3-phenylcoumarins as antidepressant agents.<br>References Sashidhara, K.V., et al.: Bioorg. Med. Chem. Lett., 24, 4876 (2014);<br></p>

<p>Applications 5-Chloronicotinic Acid is used as reagent/reactant luminescence and hydrothermal preparation of cobalt/cadmium/lead chloronicotinate phenanthroline MOF.<br>References Gao, Z.Q., et al.: J. Solid State Chem., 241, 121-130 (2016)<br></p>

<p>Applications Ethyl Acetate is generally used as a solvent in organic reactions.Environmental contaminants; Food contaminants<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 Reyes L et al. J Org Chem. 2013 Mar 15;78(6):2327-35.<br></p>

<p>Applications ethyl 2-azidoacetate (cas# 637-81-0) is a useful research chemical.<br></p>

<p>Applications 2-(2-ethoxyethoxy)acetic acid (cas# 7743-94-4) 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-Cyclohexenylcarboxylic Acid has been found to be an oxidizable, nongrowth substrate and induces the metabolism of cyclohexanecarboxylic acid and benzoic acid in a strain of Pseudomonas putida. 3-Cyclohexenylcarboxylic Acid has been used as food for cultures of Streptomyces sp.  KCTC 11604BP fkbO deletion mutant to make 32-dehydroxy-FK506, a FK506 analogue containing a non-natural starter unit.<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 Blakley, E.R., Papish, B.: Can. J. Microbiol., 28, 1324 (1982); Ban, Y.H., et. al.: Mol. bioSystems, 9, 944 (2013)<br></p>

<p>Applications Nicotinic Acid 2-Diethylamino-Ethyl Ester (cas# 3099-52-3) is a useful research chemical.<br></p>

<p>Applications Syringic Acid is used in biological studies for electron transfer from plant phenolates to carotenoid radical cations with antioxidant interaction entering the Marcus theory inverted region.<br>References Cheng, H., et al.: J. Agric. Food Chem., 62, 942 (2014)<br></p>

<p>Applications N-(2,6-Diisopropylphenylcarbamoylmethyl)iminodiacetic Acid (cas# 65717-97-7) is a compound useful in organic synthesis.<br></p>

<p>Applications Isotope labelled Trifluoroacetic Acid used as a solvent in a variety of organic synthesis and chemical processes. Used in the synthesis of anticancer agents as well as phospholipase D inhibitors.<br> E0<br>References Scott, S. et al.: Nat. Chem. Biol., 5, 108 (2009); Minko, T. et al.: Cancer. Chemother. Pharmacol., 50, 143 (2002);<br></p>

<p>Applications 3-Hydroxyhexanedioic Acid gets excreted in increased amounts in the human urine under conditions of medium-chain triglyceride (MCT) feeding, abnormal fatty acid oxidation (FAO) and fasting.<br>References Duran, M., et al.: Eur. J. Pediatr., 150, 190 (1991); Svendsen, J. S., et al.: J. Chromatogr. B., 337, 9 (1985); Tserng, K. Y., et al.: Metabolism, 40, 676 (1991); Tserng, K. Y., et al.: Metabolism, 445, 162 (1996)<br></p>