Building Blocks

<p>Stability Hygroscopic<br>Applications 4-Hydroxybutyric Acid Methyl Ester is a derivative of 4-Hydroxybutyric Acid (H833015). A reactant used in the preparation of 4-aminothiazolyl analogs of natural product GE2270 A, useful against Clostridium difficile infection.<br>References LaMarche, M. et al.: J. Med. Chem., 55, 2376 (2012)<br></p>

<p>Applications n-Octacosane-d58 (CAS# 16416-33-4) is a useful isotopically labeled research compound.<br></p>

<p>Stability Hygroscopic<br>Applications Cyanuric Chloride is extensively used in the preparation of the triazine-class pesticides and herbicides. Cyanuric chloride is also used as a precursor to dyes and crosslinking agents due to the reactive chlorine atoms towards nucleophilic substitution reactions. Cyanuric chloride derivatives possess a large spectrum of activities as antibacterial and anticancer agents.<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 Deng, H.F., et al.: J. Medn. Chem., 55, 7061 (2012); Dubey, V., et al.: Chem. Biol. Drug. Design., 80, 598 (2012); Okita, W.B. et al.; Biotechnol. Bioeng., 27, 632 (1985); Malinauskas, A.A. &amp; Kulys, J. J.; Biotechnol. Bioeng., 20, 769 (1978)<br></p>

<p>Applications 5-Cyanopentanamide is an hydration product of adiponitrile, a dinitrile and an important precursor to the polymer nylon 66.<br>References Hann, E.C., et al.: Bioorg. Med. Chem., 7, 2239 (1999); Moreau, J.L., et al.: Biocatalysis., 10, 325 (1994);<br></p>

<p>Stability Hygroscopic<br>Applications 2-Chloromandelic acid<br></p>

<p>Applications A 2-(N-Ethyl-m-toluidino)ethanol pigment system and lipoprotein lipase are used as a new glycerol oxidase determination method for serum triglyceride. 2-(N-Ethyl-m-toluidino)ethanol is also used in quantitative structure–activity relationship (QSAR) models that are developed to predict the aquatic toxicity of chemicals to the fathead minnow (Pimephales promelas).<br>References Tang, Xian-ping., et al. Xibei Guofang Yixue Zazhi, 33(4), 445-446 (2012); Papa, Ester., et al.: J. Chem. Inf. Model., 45(5), 1256-1266 (2005)<br></p>

<p>Stability Hygroscopic<br>Applications (2-Chlorothiazol-5-yl)methanamine is a metabolite of Thiamethoxam (T344180), a neonicotinoid insecticide.<br>References Kemakar, R., et. al.: J. Agr. Food Chem., 57, 6369 (2009); Oliver, J., et al.: J. Environ. Horticult., 28, 135 (2010); Ghosh, A., et al.: J. Entomol. Res., 34, 35 (2010); Chem. and Eng. News 90: 10 (2012)<br></p>

<p>Applications 7-Chloro-4-(piperazin-1-yl)quinoline is a metabolite of Piperaquine phosphate (P480050), a low toxicity and quick acting antimalarial drug that is used to treat malaria.<br>References Aditya, S.: J. Drug Dis. Ther., 1, No pp. given (2013); Ahmed, T., et al.: J. Clin. Pharm., 48, 166 (2008); Gargano, N.,et al.: Trop. Med. Int. Health, 16, 1466 (2011)<br></p>

<p>Applications 2-Chloro-N-phenylacetamide is used as a reagent in the synthesis of indolylmethylene benzo[h]thiazolo[2,3-b]quinazolinones which exhibit anticancer and antimicrobial activities in vitro.<br>References Gali, R., et al.: Bioorg. Med. Chem. Lett., 24, 4239 (2014)<br></p>

<p>Applications Ethyl Tosylate (cas# 80-40-0) is a compound useful in organic synthesis.<br></p>

<p>Stability Volatile<br>Applications 5-Chloro-2-pentanone was used in the preparation of destructible surfactants.<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 Jaeger, D.A., Frey, M.R.: J. Org. chem., 47, 311 (1982)<br></p>

<p>Applications 4-Methyl-2(5H)-furanone (cas# 6124-79-4) is a useful research chemical.<br></p>

<p>Applications 5-Chloronaphthalene-2-sulfonyl Chloride (cas# 89108-45-2) is a compound useful in organic synthesis.<br></p>

<p>Stability Very Hygroscopic<br>Applications Etidronate is used as a calcium regulator. Etidronic acid is a bisphosphonate antiresorptive agent.<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 Francis, M.D., et al.: Science, 165, 1264 (1969), Jowsey, J., et al.: J. Lab. Clin. Med. , 76, 126 (1970), Altman, R.D.: N. Engl. J. Med., 79, 583 (1985)<br></p>

<p>Applications A sulfonate ester as potential genotoxic impurity in drug substances. It may exert genotoxic effects in bacterial and mammalian cell systems.<br>References Eder, E., et al.: Xenobiotica, 12, 831 (1982), Li, W., et al.: J. Chromatogr., 1046, 297 (2004), Glowienke, S., et al.: Mutat. Res., 581, 23 (2005), Colon, I., et al.: J. Pharm. Biomed. Anal., 39, 477 (2005),<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>Impurity Ketotifen EP Impurity G<br>Applications Ketotifen (K315100) impurity. The 9- and 10-oxo derivatives of Ketotifen as antihistaminics.<br>References Waldvogel, E., et al.: Helv. Chim. Acta, 59, 866 (1976),<br></p>

<p>Applications 3-Chloro-2-methyl-1-propene has been used in the synthesis of 2-S-substituted pyrimidines as antimetabolites of nucleic acid precursors for cancer therapy.<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 Kaldrikyan, M.A., Melik-Ohanjanyan, R.G.: Hayastani Kimiakan Handes, 67, 321 (2014)<br></p>

<p>Applications 1-(Chloromethyl)naphthalene is used in the identification of Novel p38α MAP Kinase Inhibitors. It is also used in the Identification of 1,5-Naphthyridine derivatives as a novel series of potent and selective TGF-β type I receptor inhibitors.<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 Gill, A., et al.: J. Med. Chem., 48, 414 (2005); Gellibert, F., et al.: J. Med. Chem., 47, 4494 (2004)<br></p>

<p>Applications 4-(2-Chloroethyl)morpholine is used in the preparation of potential DNA cross-linking antitumor agents as well as synthetic opiate analogues. 4-(2-Chloroethyl)morpholine may possess sickle-cell hemoglobin aggregation inhibiting-activity.<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 Anderson, F.M. et al.: Anti-Cancer Drug Des., 15, 119 (2000); Stubbins, J.F. et al.: Eur. J. med. Chem., 14, 219 (1979);<br></p>

<p>Applications α-Chloroethyl Chloroformate (cas# 50893-53-3) is a compound useful in organic synthesis.<br></p>

<p>Applications N,N-Dimethyl-m-phenylenediamine, Dihydrochloride (cas# 3575-32-4) 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 1-(oxan-4-yl)-1H-1,2,3-triazole-4-carboxylic acid (cas# 1487610-80-9) is a useful research chemical.<br></p>

<p>Applications 1,3-Diethylurea<br></p>

<p>Applications Methyl 2-bromo-2-methylpropanoate (cas# 23426-63-3) is a useful research chemical.<br></p>

<p>Applications (3-Methyl-2-butenyl)triphenyl-phosphonium Bromide (cas# 1530-34-3 ) is a compound useful in organic synthesis.<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 2'-Chloroacetophenone (cas# 2142-68-9) is a compound useful in organic synthesis.<br></p>

<p>Stability Moisture Sensitive<br>Applications Dimethyl chlorothiophosphate is an organophosphorus reagent that is used to synthesize phosphorus analogues of γ-aminobutyric acid, compounds that exhibit anticonvulsant properties. Dimethyl chlorothiophosphate is also used as a reagent to synthesize Parathion (P192220), a widely used pesticide.<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 Cates, L., et al.: J. Med. Chem., 27, 654 (1984); DeBruin, K. &amp; Boros, E.: J. Org. Chem., 55, 609 (1990); Hall, S.: J. Am. Chem. Soci., 72, 2768 (1950); Kotronarou, A. &amp; Hoffmann, M.: Env. Sci. Tech., 26, 1460 (1992)<br></p>

<p>Applications N-(2-hydroxyethyl)benzamide (cas# 18838-10-3) is a useful research chemical.<br></p>

<p>Applications Forest fires are actually beneficial for ecosystems, provided they don’t happen too often. After a fire, plants germinate and grow incredibly fast. KAR4 is a compound in smoke responsible for promoting the seed germination of a wide range of plant species. The researchers named the compounds “the karrikins”, for “karrik”, an aboriginal word for smoke.<br>References Sakuma, H., et al.: .Agric Biol. Chem., 45, 443 (1981), Stevens, J., et al.: Plant Soil, 298, 113 (2007), Nelson, D., et al.: Plant Physiol., 149, 863 (2009),<br></p>

<p>Applications (R)-2-Methylbutyric Acid is a metabolite of Ethyl (E)-2-methyl-2-butenoate (Ethyl tiglate), an important aroma compound in apples.<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 Ikeda, Y., et al.: J. Biol. Chem., 258, 9477 (1983), Schumacher, K., et al.: J. Agric. Food Chem., 46, 4496 (1998), Beuerle, T., et al.: Lipids, 34, 375 (1999),<br></p>

<p>Stability Air sensitive, Light Sensitive<br>Applications trans-Methyl-2-butenal is a reagent used in the synthesis of a cell adhesion inhibitors Peribysin E analog. Also used in the preparation of thiolactomycin-based KasA inhibitors in the treatment of tuberculosis.<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 Handore, Ki. et al.: Org. Lett., 15, 1894 (2013); Kapilashrami, K. et al.: J. Biol. Chem., 288, 6045 (2013);<br></p>

<p>Applications N-[4-(-Carboxycyclohexylmethyl)]maleamidic Acid (cas# 72748-87-9) is a compound useful in organic synthesis.<br></p>

<p>Applications N-(2-Aminoethyl)glycine (cas# 24123-14-6) is a compound useful in organic synthesis.<br></p>

<p>Applications 2-(2-Aminoethylamino)ethanol is a reagent used in the synthesis of various pharmacologically active compounds and functional groups. Its used in the synthesis of antitumor anthracene-diones and antitumor DNA intercalators. More recently used in the synthesis of ionic liquids with various thermal, dielectric and catalytic 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 Bair, K. et al.: J. Med. Chem., 33, 2385 (1990); Krapcho, A. et al.: J. Med. Chem., 37, 828 (1994); Karadag, A. et al.: J. Mol. Liq., 177, 369 (2013);<br></p>

<p>Applications 1,3-Diphenylacetone (cas# 102-04-5) is a useful research chemical.<br></p>

<p>Applications tert-butyl 2-oxo-7-azaspiro[3.5]nonane-7-carboxylate (cas# 203661-69-2) is a useful research chemical.<br></p>

<p>Applications 3,4-Dimethylbenzaldehyde is used in the study of Penicillium expansum for growth and the effects to nonvolatile and volatile compounds.<br>References Wang, Y. et al.: Food Chem. 228, 211-18 (2017)<br></p>

<p>Applications Ethyl 3-bromopropionate<br></p>

<p>Applications 2-Tert-Butyl-1,4-Benzoquinone (cas# 3602-55-9) is a useful research chemical.<br></p>

<p>Applications 2-Aminoethyl Diphenylborinate is a transient receptor potential (TRP) activator for TRPV1, TRPV2, and TRPV3 (1). 2-Aminoethyl Diphenylborinate inhibits TRPC6 and TRPM8. 2-Aminoethyl Diphenylborinate may potentially be used as a therapeutic agent for pain management and treatment for diseases caused by hypersensitivity and temperature misregulation.<br>References (1) Hu, H.Z., et. al.: J. Biol. Chem., 279, 35741 (2004)<br></p>

<p>Stability Light Sensitive, Very Hygroscopic<br>Applications An antioxidant for grape and apple juice.<br>References Kim, K., et al.: Agric. Biol. Chem., 38, 53 (1974), Vichi, S., et al.: Food Chem., 102, 1260 (2007),<br></p>

<p>Applications 2-Bromo-2-phenylacetic acid<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 8-Methylquinoline is used in QSAR treatment of mutagenicity and cytotoxicity of quinolines.<br>References Smith, C. J., et al.: Mutat. Res., Fund. Mol. Mech. Mut., 379, 167 (1997)<br></p>

<p>Applications Methoxy Adrenaline Hydrochloride is an impurity of Epinephrine (E588585), an endogenous catcholamine with combined α-and β-agonist activity. Principal sympathomimetic hormone produced by the adrenal medulla. Bronchodilator; cardiostimulant; mydriatic; antiglaucoma.<br>References Cucinotta, V., et al.: J. Pharm. Biomed. Anal., 37, 1009 (2005); Marin-Zamora, M., et al.: J. Agric. Food Chem., 55, 4569 (2007); Kao, B., et al.: J. Perinatol., 28, 205 (2008)<br></p>

<p>Stability Air Sensitive, Hygroscopic<br>Applications Methyl 9-Oxononanoate is a linseed oil-based coating. It is solventless polymeric protective.<br>References Thomas, F., et al.: J. Coating. Technol., 51, 51 (1979); McManis, G., et al.: J. Paint Technol., 43, 53 (1971)<br></p>

<p>Impurity Terbinafine EP Impurity A; Terbinafine BP Impurity A; Terbinafine USP Related Compound A<br>Applications Terbinafine EP Impurity A. Terbinafine BP Impurity A. Terbinafine USP Related Compound A<br></p>

<p>Applications Pramoxine impurity. Phenol derivatives induced tumor cell apoptosis.<br>References Li, B., et al.: J. Biochem., 138, 679 (2005), Peltason, L., et al.: J. Med. Chem., 50, 5571 (2007),<br></p>

<p>Applications 4,4'-Methylene-d2-dianiline (CAS# 215590-72-0) is a useful isotopically labeled research compound.<br></p>

<p>Applications A mentha compound showing antimicrobial properties against common bacteria in the food industry such as E.coli and P.aeruginosa as well as strains of yeast.<br>References Tyagi, A.K. et al.: Food. Chem., 137, 108 (2013),Shahmohamadi, R. et al.: Pharmacologyonline., 3, 651 (2011);<br></p>

<p>Applications 6-Methoxy-2,2,4-trimethyl-1,2-dihydroquinoline (CAS# 4053-50-3) is a useful research chemical compound.<br></p>

<p>Applications Adipic Acid Monoethyl Ester is used in the selection of streptavidin binder from DNA-encoded chemical library. Reagent in the synthetic preparation of colchicine-SAHA hybrids as antitumor agents.<br>References Dumelin, C. E., et al.: Bioconjugate Chemistry, 17,366 (2006); Zhang, X., et al.: Bioorg. Med. Chem., 21, 3240 (2013)<br></p>

<p>Applications [2-(1-methyl-1H-pyrazol-3-yl)-1H-benzimidazol-1-yl]acetic acid (cas# 1171565-50-6) is a useful research chemical.<br></p>

<p>Applications 2,6-Dihydroxynaphthalene can produce convulsions in mice. Monooxylosylated 2,6-Dihydroxynaphthalene exhibits antiproliferative activity towards certain cells.<br>References Angel, A., et al.: Toxicol. Appl. Pharm., 21, 14 (1972); Jacobsson, M., et al.: J. Med. Chem., 49, 1932 (2006)<br></p>

<p>Applications 6,7-Dihydro-6-mercapto-5H-pyrazolo[1,2-a][1,2,4]-triazolium chloride (cas# 153851-71-9) is a useful research chemical.<br></p>

<p>Applications DL-Dihydoorotic Acid is used in the production of orotic acid and methyl dihydroorotate (D449975). DL-Dihydoorotic Acid is one of many components used for enhancing the biosynthesis of hyaluronic acid.<br></p>

<p>Applications 1-aminoindan (cas# 34698-41-4) is a useful research chemical.<br></p>

<p>Applications 3-(Hydroxymethyl)Benzamide (cas# 126926-34-9) is a useful research chemical.<br></p>

<p>Applications 2,2-Difluoro-3-hydroxy-(3-pyridyl)propionic Acid (cas# 887354-54-3) is a compound useful in organic synthesis.<br></p>

<p>Applications 2,2’-Iminobis(N-(2,6-Dimethylphenyl)acetiamide is an impurity in the synthesis of Lidocaine Hydrochloride (L397800), an anesthetic local agent and antiarrythmic class IB agent.<br>References Duce, R., et al.: J. Pharmacol. Exp. Ther., 179, 580 (1971), Kronberg, G.H., et al.: J. Med. Chem., 16, 739 (1973), Groningsson, K., et al.: Anal. Profiles Drug Subs., 14, 207 (1985), Davies, P.S., et al.: Drugs, 64, 937 (2004),<br></p>

<p>Applications Methyl(4-methylnaphthalen-1-ylmethyl)amine is a reagent in the preparation of heterocyclic compounds as enoyl-acyl carrier protein reductase FabI inhibitors and antibacterial agents.<br>References Stuetz, A., et al.: J. Med. Chem., 29, 112 (1986); Berman, J., et al.: PCT Int. Appl., 2004:515512 (2004)<br></p>

<p>Applications Hydroxypropanedial (cas# 497-15-4) is a compound useful in organic synthesis.<br>References Eistert, B., et al.: Chem. Ber., 88, 939 (1955)<br></p>

<p>Applications 1-(3-ACETYL-2-HYDROXY-5-METHYL-PHENYL)-ETHANONE (cas# 55108-28-6) is a useful research chemical.<br></p>

<p>Stability Hygroscopic<br>Applications 2,6-Difluoroaniline is an important chemical in the sythesis technology for high-efficiency insecticide.<br>References Xiong, G.-I. et al.: ANh. Nong. Kex., 36, 9848 (2008);<br></p>

<p>Applications 2-(Bromomethyl)benzonitrile is an intermediate in the synthesis of Alogliptin (A575425), an oral antihyperglycemic agent that is a selective inhibitor of the enzyme dipeptidyl peptidase-4 (DPP-4). Antidiabetic agent.<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 Lai, Z., et. al.: Eur. J. Med. Chem., 83, 547 (2014); Lynn, F., et al.: Diabetes, 50, 1004 (2001); Trumper, A., et al.: J. Endocrinol., 174, 233 (2002); Vollmer, K., et al.: J. Clin. Endocrinol. Metab., 94, 1379 (2009)<br></p>

<p>Applications 3-Hydroxypropionic Acid induces gene expressions and also functions as a reagent for industrial application.<br>References Zhou, S., et al.: Biotechnol. Biofuels, 8, 169 (2015)<br></p>

<p>Applications 6-Bromo-1-hexanol is a useful synthetic intermediate. 6-Bromo-1-hexanol is used as a reagent in the preparation of nitric oxide-donating analogues of Sulindac (S699215), a non-steroidal anti-inflammatory drug that has the ability to prevent colon cancer.<br>References Nortcliffe, A., et al.: Bioorg. Med. Chem., 22, 756 (2014); Pasricha, P., et al.: Gastroenterology, 109, 994 (1995); Yamamoto, Y., et al.: J. Biol. Chem., 274, 27307 (1999)<br></p>

<p>Stability Very Hygroscopic<br>Applications Oxidation of 5-Hydroxymethyl-2-furancarboxylic Acid is used for green synthesis of 2,​5-​Furandicarboxylic Acid (F863750), one of the most important chemical building blocks from biomass.<br>References Gupta, N., et al.: Green Chem., 13, 824 (2011);<br></p>

<p>Applications A nicotinamide derivative that inhibits state 3 respiration in isolated rat liver mitochondria. It is toxic to rat B65 neuroblastoma cells and is used in studies associated with early symptoms of Parkinson's disease.<br>References O'Sullivan, P.E. et al.: Biochem. Soc. Trans., 24, 61S (1996); Willets, J.M. et al.: Biochem. Soc. Trans., 21, 299S (1993);<br></p>

<p>Applications 1-Bromonapthalene is used in the preparation of N-aryl imidazoles and diaryl ethers. Also used in the preparations of glutathione peroxidase-like antioxidant activity of diaryl diselenides.<br>References Ghorbani-Vaghei, R. et al.: Tetrahedron Lett., 54, 7095 (2013); Mugesh, G. et al.: J. Am. Chem. Soc., 123, 839 (2001);<br></p>