Carboxylic Acids

<p>Applications 3-(4-tert-Butylbenzene)propionic Acid (cas# 1208-64-6) is a compound useful in organic synthesis.<br></p>

<p>Applications 2,2,5-Trimethyl-1,3-dioxane-5-carboxylic Acid (cas# 16837-14-2) is a compound useful in organic synthesis.<br></p>

<p>Applications Parabanic acid appears to be an important marker of free radical reactions in vivo and may be used to monitor free radical activity and to evaluate pharmacological therapy with radical scavengers.<br>References Koumoto, Y., et al.: J. Biol. Chem., 276, 29688 (2001), Gibon, Y., et al.: Plant Cell, 16, 3304 (2004), Kaplan, F., et al.: Plant J., 44, 730 (2005), Ishii, N., et al.: Science, 316, 593 (2007),<br></p>

<p>Applications p-Toluic Acid is used as a reagent in the synthesis of several organic compounds including that of 2-aryl-1,3,4-oxadiazole derivatives which are potential antibacterial agents. Also used in the synthesis of 4-(bromomethyl) benzoic acid.<br>References Karimi, F., et al.: J. Chem. Pharm. Res., 7, 1028 (2015); Zheng, F., et al.: Guangdong Huagong, 42, 27 (2015);<br></p>

<p>Applications Empagliflozin Tetraacetate is an Empagliflozin (E521510) impurity and is a reagent used to design and synthesize nitric oxide releasing derivatives of dapagliflozin which has potential antidiabetic and antithrombotic agents.<br>References Zheng, L., et al.: Bioorg. Med. Chem., 26, 3947 (2018)<br></p>

<p>Applications Decanoic acid is used in manufacturing of esters for artificial fruit flavors and perfumes.<br>References Oro, L., et al.: Acta Pharmacol. Toxicol., 18, 141 (1961),<br></p>

<p>Applications 7-Benzothiazolecarboxylic Acid is an intermediate used in the synthesis of pyrazole inhibitors of coactivator associated arginine methyltransferase 1 (CARM1). It is also used to prepare aminofuro-pyridine derivatives as inhibitors of TAK1.<br>References Huynh, T., et al.: Bioorg. Med. Chem. Lett., 19, 2924 (2009); Horneberger, K., et al.: Bioorg. Med. Chem. Lett., 23, 4517 (2013)<br></p>

<p>Applications (3E,7E)-4,8,12-Trimethyl-3,7,11-tridecatrienoic Acid is a compound involved in a study on ligand-controlled regiodivergent Ni-catalyzed reductive carboxylation of allyl esters with CO2.<br>References Moragas, T., et al.: J. Am. Chem. Soc., 136, 17702-17705 (2014)<br></p>

<p>Applications 3-Hydroxymandelic Acid is used in the synthesis of an enzyme activity-based labeling molule.<br>References Komatsu, T. et al.: J. Am. Chem. Soc., 128, 15946 (2006);<br></p>

<p>Applications Adipic Acid Dihydrazide is used to functionalize magnetic nanoparticles for gylcopeptitde enrichment and identification. Adipic Acid Dihydrazide can also be used as a chain extension for liquid rubber.<br>References Cao, Q., et. al.: Analyst, 139, 603 (2014); Cutts, E.: Chem. Industry, 7, 280 (1974)<br></p>

<p>Applications 3-Isopropoxybenzoic acid is a useful reagent for organic synthesis and other chemical processes.<br>References Chiong, H. A., et al.: J. Am. Chem. Soc., 129, 9879 (2007); Kingston, D. G. I., et al.: J. Med. Chem., 41, 3715 (1998)<br></p>

<p>Applications 9-Oxo-10(9H)-acridineacetic acid is a reagent for pre-column derivatization of amino acids for fluorescent determination in HPLC and it is also a building block in pharmaceutics.<br></p>

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

<p>Stability Moisture Sensitive<br>Applications Eye irritant.<br>References Bagley, D. M. et al.; Toxicol. In Vitro 13, 505 (1999); Gilleron, L. et al.; Toxicol. In Vitro 11, 641 (1997)<br></p>

<p>Applications 2-Ethylhexanoic Acid is used in biological studies as flavor precursor extraction from different grape varieties and its effect on wine aroma during alcohol fermentation<br>References Loscos, N., et al.: J. Agric. Food Chem., 55, 6674 (2007)<br></p>

<p>Applications (Z)-11-Tetradecenyl Acetate is a sex pheremone component that can be found in various insect specie, such as O. nubilalis and Asian and European corn borers.<br>References Leary, G.P., et al.: Proc. Natl. Acad. Sci. U.S.A., 109, 14081 (2012);<br></p>

<p>Applications Diagnostic determination of Melamine and related compounds in kidney tissue.<br>References Mast, R., et al.: Food Chem. Toxicol., 21, 807 (1983), Yokley, R., et al.: J. Agric. Food Chem., 48, 3352 (2000), Ehling, S., et al.: Food Addit. Contam., 24, 1319 (2007), Vail, T., et al.: J. Anal. Toxicol., 31, 304 (2007),<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>Applications Ethyl 2-Chloracetoacetate is used in the preparation of oxazoles and thiazoles as agonists for peroxisome proliferator-activated receptor δ. It is also used to synthesize dimethylimidazothiadiazolecarbohydrazides with anticancer activities.<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 Sznaidman, M., et al.: Bioorg. Med. chem. Lett., 13, 1517 (2003); Terzioglu, N., et al.: Eur. J. Med. Chem., 38, 781 (2003)<br></p>

<p>Applications ACETOACETIC ACID ISOAMYL ESTER (cas# 2308-18-1) is a useful research chemical.<br></p>

<p>Applications butyl carbamate (cas# 592-35-8) is a useful research chemical.<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>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 DL-p-Hydroxyphenyllactic Acid is used as a reagent in the synthesis of 2-O-(4-coumaroyl)-3-(4-hydroxyphenyl)lactic acid, an important intermediate of rosmarinic acid biosynthesis.<br>References Matsuno, M., et al.: Chem. Pharm. Bull., 49, 1644 (2001)<br></p>

<p>Applications Trimethyl Orthoacetate is used as a reagent in the synthesis of Pseudomonic Acid D Sodium (P839520); an antibiotic isolated from Pseudomonas fluorescens.<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 Banks, R.M., et al.: J. Antibiot., 41, 609 (1988); Sridhar, Y., et al.: Org. Biomol. Chem., 12, 2950 (2014)<br></p>

<p>Applications 4-GUANIDINOBENZOIC ACID METHANESULFONATE (cas# 148720-07-4) is a useful research chemical.<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 3-Hydroxytetradecanoic Acid is used in the preparation of liposomes coated with N-acylated molecular-weight. Also used in the synthesis of pseudomycin side-chain analogs. Also used in the study of Lipid A, a major constituent of the lipopolysaccharides, which are responsible for the toxicity of gram negative bacteria.<br>References Naberezhnykh, G. et al.: Chem. Nat. Comp., 46, 852 (2011); Chen, S. et al.: Bioorg. Med. Chem. Lett., 10, 2107 (2000); Carillo, S. et al.: Marine Drugs., 11, 184 (2013);<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 Methyl 2-Cyano-2-oximinoacetate is an intermediate in synthesizing 2-Cyano-2-(methoxyimino)acetic Acid (C989423), which is a cyano-oxime derivative used as a fungicide.<br>References Tellier, F., et al.: Pestic Biochem Physiol., 78, 151-160 (2004)<br></p>

<p>Applications 2-Cyclopentyl-2-hydroxy-2-phenylacetic Acid is an impurity of Glycopyrrolate (G657000), a novel pharmaceutical compound based on PDE IV inhibitors; used in the treatment of respiratory complaints. It is used in the synthesis of muscarinic M3 receptor antagonists.<br>References Gomez, et al.: Br. J. Anaesth., 74, 549 (1995); Kumar, N. et al.: Bioorg. Med. Chem. Lett., 17, 5256 (2007);<br></p>

<p>Applications Triethyl Methanetricarboxylate is used in the synthesis of novel inhibitors of Hsp90. It is also used in the preparation of novel dihydroquinoline-3-carboxylic acids that function as HIV-1 integrase inhibitors.<br>References Day, J. et al.: Chem. A Eur. J., 16, 2758 (2010); Sechi, M. et al.: Bioorg. Med. Chem., 17, 2925 (2009);<br></p>

<p>Stability Hygroscopic<br>Applications 3-Carboxamidobenzoic acid<br></p>

<p>Stability Stench<br>Applications 2,2-Dimethylcyclopropylcarboxylic acid<br></p>

<p>Applications 3-Hydroxymandelic Acid (cas# 17119-15-2) is a compound useful in organic synthesis.<br></p>

<p>Applications 2,6-Diaminopimelic Acid is useful in biological studies involving amino acids and amino sugars as molecular indicators of the origins of organic matter in buried tephra soils.<br>References Hobara, S., et al.: Geoderma, 373, 114449 (2020)<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 3,5-DINITRO-4-HYDROXYBENZOIC ACID (cas# 1019-52-9) is a useful research chemical.<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 rac 3-Hydroxydecanoic Acid (cas# 5561-87-5) is a compound useful in organic synthesis.<br></p>

<p>Stability Hygroscopic<br>Applications Methane disulfonic acid is used in esterification.<br></p>

<p>Applications β-Chlorolactic Acid (cas# 1713-85-5) is a compound useful in organic synthesis.<br></p>

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

<p>Applications β-Formylpropionic Acid is used in the synthesis of potent and orally available nonpeptide antagonist of human gonadotropin-releasing hormone receptor. It is also a reagent in the synthesis of human melanocortin-4 receptor antagonists with a pyrrolidinone moiety.<br>References Chen, C. et al.: J. Med. Chem., 51, 7478 (2008); Jiang, W. et al.: Bioorg. Med. Med. Chem. Lett., 17, 5610 (2007);<br></p>

<p>Stability Store Under Argon; Air Sensitive<br>Applications 4-Mercaptobenzoic Acid, Technical Grade (cas# 1074-36-8) 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>Applications 4-(4-PHENYLBUTOXY)BENZOIC ACID (cas# 30131-16-9) is a useful research chemical.<br></p>

<p>Applications Urocanic acid (cas# 104-98-3) is a useful research chemical.<br></p>

<p>Applications 2-Mercaptoisobutyric Acid, 90% (cas# 4695-31-2) is a compound useful in organic synthesis.<br>References McIntosh, J.M. and Siddiqui, M.A.: Can. J. Chem., 61, 1872-1875 (1983), Bienlarz, C. and Cornwall, M.J.: Tetrahedron Lett., 34 (6), 939-942 (1993)<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>Applications 2-Azidobenzoic Acid (cas# 31162-13-7) is a useful research chemical.<br></p>

<p>Applications 4-carbamoylfuran-2-carboxylic acid (cas# 1315367-95-3) is a useful research chemical.<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>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>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 Reagent used for Horner-Emmons modification.<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 Hediger, M., et al.: Bioorg. Med. Chem., 12, 4995 (2004), Kim, J., et al.: Nat., 452, 239 (2008),<br></p>

<p>Applications Morpholin-​4-​yl Acetic Acid was used in preparation of pyrrolidine-fused fullerene multicarboxylates by photoreaction.<br>References Gan, L., et al.: J. Org. Chem., 63, 4240 (1998).<br></p>

<p>Applications Isobutylsuccinic Acid was used to synthesize succinimide derivatives as inhibitors of human leukocyte elastase, cathepsin G and proteinase 3.<br>References Groutas, W., et al.: Bioorg. Med. Chem., 3, 375 (1995);<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>Stability Hygroscopic<br>Applications 3-Sulfanylhexyl Acetate is a precursor of 3-mercaptohexan-1-ol (M225270) found in grape juice.<br>References Harsch, M.J., et al.: J. Agri. Food. Chem., 61, 3703 (2013); Makhotkina, O., et al.: Food. Chem., 135, 486 (2012);<br></p>

<p>Applications 7-Bromoheptanoic Acid is a reagent that is used in the synthesis of N-Heptanoic Acid Tianeptine Disodium Salt (H281500) which are metabolite of Tianeptine (T436800), having psychostimulant, anti-ulcer and anti-emetic properties.<br>References Malen, C., et al.: Experientia, 28, 811 (1972), Safa, A., et al.: J. Biol. Chem., 262, 7884 (1987), Ford, J.M., et al.: Pharmacol. Rev., 42, 155, (1990), Pierre, A., et a.: Cancer Res., 51, 2312 (1991),<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 Glutaconic Acid is used in the synthesis of dialkyltin derivatives of dicarboxylic acids which display antitumor properties. Also used in the synthesis of novel tetracyclic compounds as peripheral benzodiazepine receptor ligands with potential use for CNS illness treatments.<br>References Gielen, M. et al.: Hetero. Chem., 3, 449 (1992); Okubo, T. et al.: Bioorg. Med. Chem. Lett., 12, 3569 (2004);<br></p>

<p>Applications 4-(Benzyloxy)butanoic acid<br></p>

<p>Applications Opianic Acid is a reagent used in the synthesis of novel 5-arylidene (thio)barbituric acid displaying urease activity.<br>References Vosooghi, M. et al.: J. Iran. Chem. Soc., 12, 1487 (2015);<br></p>

<p>Applications Methyl-3-hydroxyisothiazole-5-carboxylate (cas# 100241-89-2) is a compound useful in organic synthesis.<br></p>

<p>Applications 2-(Acetylamino)-3-(phenylthio)propanoic acid is a useful chemical in research.<br></p>

<p>Applications (±)-Jasmonic Acid can be used as reactant/reagent for synthetic preparation of fluorescent-labeled jasmonate and application to fluorescent imaging in cabbage seedlings.<br>References Liu, S., et al.: Tetrahedron Lett., 53, 4235-4239 (2012)<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 2-(2-butoxyethoxy)acetic acid (cas# 82941-26-2) 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 Orlistat USP Related Compound B<br>Applications Orlistat USP Related Compound B<br></p>

<p>Applications Reagent used in the addition of Phenothiazine (P318040).<br>References Zhang, Y., et al.: Bioorg. Med. Chem. Lett., 17, 707 (2007), Bansode, T., et al.: Pharm. Chem. J., 43, 311 (2009), Chelikani, R., et al.: App. Biochem. Biotechnol., 157, 263 (2009),<br></p>

<p>Impurity Sertraline EP Impurity E<br>Applications (R)-(-)-Mandelic Acid (Sertraline EP Impurity E) is an antiseptic (urinary).<br>References Pessela, B., et al.: Enzyme Microb. Technol., 40, 310 (2007), Carrasco-Lopez, C., et al.: J. Biol. Chem., 284, 4365 (2009),<br></p>

<p>Applications 1,3-Dihydro-1,3-dioxo-5-isobenzofurancarboxylic Acid is an analog of Trioctyl Trimellitate (T804400) which is a plasticizer that was evaluated for endocrine disrupting activities through estrogen receptor alpha binding assay.<br></p>

<p>Applications Heptadecanedioic Acid (cas# 2424-90-0) is a useful research chemical.<br></p>

<p>Stability Light Sensitive<br>Applications Thiacetic Acid is a commonly used reagent in organic synthesis for the introduction of thiol groups in molecules.<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 Chapman, J.H. et al.: J. Chem. Soc., 579 (1950); Hoque, A., et al.: Bioorg. Med. Chem. Lett., 22, 6770 (2012)<br></p>

<p>Applications (cas# 526-83-0) is a useful research chemical.<br></p>

<p>Applications 3-Oxobutanoic Acid Methyl Ester is a chemical reagent used in the synthesis of pharmaceuticals. It participates in the Biginelli reaction, forming molecules including dihydropyrimidinones.<br>References Ranu, B. et al.: J. Org. Chem. 65, 6270 (2000); Lu, J. et al.: Tetrahedron Lett., 41, 9075 (2000); Lu, J. et al.: Synlett., 1, 63 (2000);<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 4,4'-Dithiobisbenzoic Acid, Technical Grade (cas# 1155-51-7) is a compound useful in organic synthesis.<br></p>

<p>Applications Occurs in unripe fruit and in young green leaves; has also been found in very young sugar beets.<br>References Lelieveld, J., et al.: Nature, 452, 737 (2008), da Silva, G., et al.: Environ. Sci. Technol., 44, 250 (2010),<br></p>

<p>Applications (2E)-3-Phenyl-2-propenoic Acid is used in the synthesis of amides and esters through coupling reactions involving carboxylic acids and amines. Also used in the N-methylation of amides and O-methylation of carboxylic acids.<br>References Kunishima, M. et al.: Tetrahedron, 55, 13159 (1999); Xia, Q. et al.: Org. Lett., 15, 3326 (2013);<br></p>

<p>Applications Tiglic acid is the stable isomer of angelic acid. Tiglic acid was found as glyceride in croton oil, as butyl ester in the oil of the Roman camomile, and as geranyl tiglate in oil of geranium. Tiglic acid is formed during the charcoaling of maple wood.<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 Bueding, et al.: J. Biol. Chem., 202, 505 (1953),<br></p>

<p>Applications A metabolite of alkyl carbamate (ethyl or propyl).<br>References Muller, J.P., et al.: J. Chim. Phys. Physicochim. Biol., 71, 893 (1974),<br></p>

<p>Applications Maleic Acid Monomethyl Ester, is relative to Maleic Anhydride (M124400), which is a heterocyclic compound used in the manufacture of unsaturated polyester resins. Maleic Anhydride has a wide range of other applications; it can also be used in synthetic tensides, insecticides, herbicides and fungicides.<br>References Hanafi, W.Z.A. et al.: Plast. Rub. Comp. Proc. Appl., 19, 175 (1993); Noma, K. et al.: Shik. Kyok., 36, 225 (1963); Augustin, M. et al.: Wissen. Zeitsch., 25, 5 (1976); Jiang, Q. et al.: Nongyao, 49, 257 (2010);<br></p>

<p>Applications 2-aminobenzene-1,4-disulfonic acid (cas# 98-44-2) is a useful research chemical.<br></p>

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

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

<p>Applications Cis-Pinic Acid is used to develop an exposure system for the toxicological evaluation of particles derived from coal-fired power plants. It is formed from α-pinene (P466605) oxidation.<br>References Ruiz, P., et al.: Inhal. Toxicol., 19, 607 (2007); Kristensen, K., et al.: Atmos. Chem. Phy., 13, 3763 (2013)<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 Ethyl difluoroacetate<br></p>

<p>Applications 5-(tert-butoxy)-5-oxo-4-(4,7,10-tris(2-(tert-butoxy)-2-oxoethyl)-1,4,7,10-tetraazacyclododecan-1-yl)pentanoic Acid has been used in synthesis of; GdDOTAGA(C18)2: an efficient amphiphilic Gd(III) chelate for the preparation of self-assembled high relaxivity MRI nanoprobes; bifunctional prochelators for coupling to bioactive peptides for radiometal labeling; DOTAGA-anhydride, building block for prepn. of DOTA-like chelating agents.<br>References Filippi M., et al., ChemComm., 51, 17455-17458 (2015); Eisenwiener K. P., et al., Bioorg. Med. Chem. Lett., 10, 2133-2135 (2000); Bernhard C., et al., Chem. Eur. J., 18, 7834-7841 (2012)<br></p>

<p>Applications Intermediate in the preparation of Modafinil<br>References Stark, H., et al.: Eur. J. Med. Chem., 29, 695 (1994), Cass, Q., et al.: J. Pharm. Biomed. Anal., 46, 937 (2008),<br></p>