Carboxylic Acids

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

<p>N-Acetylornithine is found in human blood plasma (avg. 1.1±0.4 μmol/L) and urine (~1 μmol/day).</p>

<p>DL-O-Phosphoserine (DL-SOP), a normal metabolite in human biofluid, is an ester of serine and phosphoric acid.</p>

<p>2-(2-Phenylacetamido)acetic acid (Phenyl-ac-Gly-OH) is an acyl glycine. Acyl glycines are normally minor metabolites of fatty acids.</p>

<p>(S)-2-Hydroxy-3-phenylpropanoic acid (L-(−)-3-Phenyllactic acid) is a chiral aromatic compound involved in phenylalanine metabolism.</p>

<p>N-Acetyl-L-aspartic acid: second to glutamate in brain, from aspartate &amp; acetyl CoA, roles in osmoregulation, lipid synthesis, and energy.</p>

<p>5-Aminovalerate, a lysine metabolite, can form endogenously or from bacterial lysine catabolism; indicates bacterial overgrowth or tissue necrosis.</p>

<p>D-glutamine, an D type stereoisomer of glutamine, is one of the 20 amino acids which is encoded by the standard genetic code.</p>

<p>Sarcosine (Methylglycine) is a competitive inhibitor of the type I glycine transporter (GlyT1) and an N-methyl-D-aspartate receptor (NMDAR) co-agonist.</p>

<p>L-Lactic acid: organic, chiral, prevalent in organisms, vital in biochemistry, forms in muscles during exertion.</p>

<p>2-Hydroxyisobutyric acid, a MTBE metabolite, is excreted in air &amp; breaks down into TBA, formaldehyde, and others; used as a bactericide.</p>

<p>Oxoadipic acid: metabolite from tryptophan and lysine, links TCA cycle to lysine synthesis, studied for mitochondrial transport.</p>

<p>Lithium acetoacetate is a weak organic acid from the liver during fatty acid breakdown in conditions like diabetic ketoacidosis.</p>

<p>Applications 11-MERCAPTOUNDECANOIC ACID (cas# 71310-21-9) 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 5-(3,4-dihydroxyphenyl)pentanoic Acid (cas# 31129-94-9) 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 o-Arsanilic Acid is an organoarsenic compound. o-Arsanilic Acid is a highly toxic contaminant and can be found in plants growing in contaminated soil.<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 Schmidt, A.-C. et al.: Chemosphere, 73, 1781 (2008);<br></p>

<p>Applications 2-Tetrahydrofuroic acid is used as a reagent to synthesize Alfuzosin (HCl: A532000), an unselective alpha-1 blocker that is used to treat lower urinary tract symptoms and benign prostatic hyperplasia.<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 Grasso, M., et al.: Arch. Esp. Urol., 48, 97 (1994); Roehrborn, C., et al.: BJU Int., 92, 257 (2003)<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 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>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 2-Ethoxybenzoic Acid is a component of dental cement. Low concentrations of 2-Ethoxybenzoic Acid in combination with Eugenol (E938640), gives a stabilizing effect to liposomes to lower damages to cells.<br>References Fujisawa, S., et al.: J. Dent. Res., 82, 43(2003); Brauer, G.M., et al.: J. Dent. Res., 62, 366 (1983); Brauer, G.M., et al.: J. Dent. Res., 63, 137 (1984); Fujisawa, S., et al.: J. Biomed. Mater. Res., 21, 89 (1987)<br></p>

<p>Applications Dihydroresorcylic Acid is a useful reagent in detecting proteins in living cells.<br>References Reddie, K., et al.: Mol. Biosys., 4, 521-531 (2008); Seo, Y., et al.: Bioorg. Med. Chem. Lett., 19, 356-359 (2009);<br></p>

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

<p>Applications 3,5-Di-tert-butyl-4-hydroxybenzoic acid<br></p>

<p>Applications DL-3-phenyllactic acid had been identified as a urinary food intake biomarker for milk, cheese and soy-based drinks.<br>References Munger, L.H.; et al.: J. Proteome Res., 16, 3321 (2017)<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 7H-Dodecafluoroheptanoic Acid is a derivative of Heptanoic Acid (H998455) which can be used as an organic building blocks for the synthesis of variety of chemical compounds. Heptanoic Acid is used in the synthesis of 17-epi-Testosterone Enanthate (T155095). It is used in the preparation of esters, such as ethyl heptanoate, which are used in fragrances and as artificial flavors. It is also one of many additives in cigarettes.<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 Anneken, D. et al.: Fatty Acids, Ullmann's Encyclopedia of Industrial Chemistry (2006); Wudy, S., et al.: Steroids, 66, 759 (2001); Kootstra, P., et al.: Anal. Chim. Acta., 586, 82 (2007); Sten, T., et al.: Drug Metab. Dispos., 37, 417 (2009)<br></p>

<p>Stability Light Sensitive<br>Applications TRANS-2-OCTENOIC ACID (cas# 1871-67-6) 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 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 5,6-dibromonicotinic acid (cas# 29241-64-3) is a useful research chemical.<br></p>

<p>Applications Crotonic Acid is found in water extracts from carrot seeds (Daucus carota L.) and is shown to have strong herbicidal 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 Jasicka-Misiak, I., et al.: Phytochemistry, 66, 1485 (2005)<br></p>

<p>Applications Fendizoic Acid is a reagent in the synthesis of fluorinated polyphthalazinone ethers containing perfluorophenylene moieties.<br>References Lu, Z., et al.: J. Polym. Sci. A1, 42, 925 (2004)<br></p>

<p>Applications 3-(9H-carbazol-9-yl)propanoic acid (cas# 6622-54-4) is a useful research chemical.<br></p>

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

<p>Applications Repaglinide intermediate.<br>References Wolfenbuttel, B., et al.: Eur. J. Clin. Pharmacol., 45, 113 (1993), Grell, W., et al.: J. Med. Chem., 41, 5219 (1998), Anon., et al.: Drugs Future, 24, 815 (1999),<br></p>

<p>Applications 2-[(phenylsulfanyl)methyl]benzenecarboxylic acid (cas# 1699-03-2) is a useful research chemical.<br></p>

<p>Applications 2,2-dimethyl-4-oxo-4-(propan-2-yloxy)butanoic acid (cas# 1803601-41-3) is a useful research chemical.<br></p>

<p>Applications Ethyl hydrazinoacetate, HCl<br></p>

<p>Applications A naturally occurring chelation agent.<br>References Boonme, P., et al.: J. Biomed. Nanotechnol., 5, 373 (2009), Noh, J., et al.: Bioorg. Med. Chem., Lett., 19, 5586 (2009), Gohil, V., et al.: Nat. Biotechnol., 28, 249 (2010),<br></p>

<p>Applications tert-butyl N-[3-(chlorosulfonyl)propyl]carbamate (cas# 1196153-59-9) is a useful research chemical.<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>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 Phosphoric acid, ammonium salt (1:1) is a useful reagent for organic synthesis.<br></p>

<p>Applications (-)-α-Kainic Acid Monohydrate is the monohydrated form of (-)-α-Kainic Acid (K135010); a naturally occurring neuroexcitatory chemical that is a selective agonist for a subtype of ionotropic glutamate receptor. Administration of (-)-α-Kainic Acid has been shown to increase production of reactive oxygen species, mitochondrial dysfunction, and apoptosis in neurons in many regions of the brain, particularly in the hippocampal subregions and in the hilus of dentate gyrus.<br>References Wacker, D.A., et al.: Synlett, 503 (1997); Dunleavy, M., et al.: J. Molec. Neurosci., 49, 202 (2013); Zhang, J., et al.: Neuron., 76, 1133 (2012); Yamada, J., et al.: Neurosci., 226, 119 (2012); Wang,Q., et al.: Mol. Neurobiol., 31, 3 (2005)<br></p>

<p>Applications Polymaleic acid (cas# 26099-09-2) is a useful research chemical.<br></p>

<p>Applications Intermediate in the preparation of Camostat metabolites.<br>References Bodor, N., et al.: Pharm. Res., 3, 120 (1984), Han, L., et al.: Biochem., 46, 1432 (2007),<br></p>

<p>Applications Cyanoacetic acid is a dangerous compound that is commonly used as a synthetic intermediate. Cyanoacetic acid has also been found to have teratogenic effects on rat embryos.<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 Simpson, M., et al.: Food Chem. Toxicol., 24, 634 (1986)<br></p>