Building Blocks

<p>Impurity Ethinylestradiol EP Impurity I<br>Applications 6,7-Dehydro Ethynyl Estradiol (Ethinylestradiol EP Impurity I) is an Ethynyl Estradiol (E685100) impurity.<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 Tettey-Amlalo, R., et al.: J. Pharm. Biomed. Anal., 50, 580 (2009), Neue, U., et al.: J. Sep. Sci., 2001, 24, 921 (2001),<br></p>

<p>Applications Dansylhydrazine is a fluorescent marker for carbonyl compounds.<br></p>

<p>Stability Moisture Sensitive<br>Applications Reagent for fluorescent labelling of amines, amino acids and proteins.<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 Weber, G., et al.: Biochem. J., et al.: 51, 155 (1952), Kinoshita, T., et al.: Anal. Biochem., 66,104 (1975), Marks, R., et al.: Br. J. Dermatol., 111, 265 (1984),<br></p>

<p>Applications 4-(4-Methoxyphenyl)-2-butanone is also used in the synthesis of novel axially chiral Rh-NHC complexes. Used to synthesize carbonyl complexes as novel traceless linkers.<br>References Duan, W. et al.: Chem. Comm., 23, 2916 (2003); Gibson, S. et al.: Tetrahedron. Lett., 40, 1417 (1999);<br></p>

<p>Applications 2,​3-​Cyclopentenopyridine is used as reactant/reagent for ruthenium-mediated dual catalytic reactions of isoquinoline via C-H activation and dearomatization for isoquinolone.<br>References Wang, T., et al.: Adv. Synth. Catal., 358, 2751-2758 (2016)<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 Zinc Carbonate Hydroxide is a catalyst precursor used to study fabrication and gas-sensing properties of porous ZnO nanoplates.<br>References Jing, Z., et al.: Adv. Mater., 20, 4547 (2008); Liu, S., et al.: CrystEngComm. 13, 2533 (2011);<br></p>

<p>Applications Methoxylamine is a methoxime derivative used as internal standard for Prostaglandin assays by gas chromatography-mass spectrometry.<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 Herold, D.A. et al.: Prostaglandins, 33, 599 (1987);<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 Light Sensitive, Decomposes Rapidly in Air, Temperature Sensitive<br>Applications It has been examined as a ligand and as a pseudo-cyanide.<br></p>

<p>Applications (+)-Citronellal is a monoterpene compound that is formed by the metabolism of plants. (+)-Citronellal is a natural insect repellant, and is the main component of citronellal oil. (+)-Citronellal is also used as a starting material in the one pot synthesis of (-)-Menthol (M218875).<br>References Kwon, Y., et al.: Curr. Biol., 20, 1672 (2010); Lenardão, E., et al.: Tetrahedron, 63, 6671 (2007); Milone, C., et al.: Appl. Catal. A-Gen., 199, 239 (2000)<br></p>

<p>Stability Hygroscopic<br>Applications rac-Citronellal is a monoterpenoid and the major isolate in citronella oil. Citronella oil is an essential oil bearing insecticidal properties. rac-Citronellal is also often used as a fragrance ingredient.<br>References Waliwitiya, R., et al.: J. Med. Entomol., 49, 614 (2012);<br></p>

<p>Stability Light Sensitive<br>Applications 1-Vinylimidazole (cas# 1072-63-5) is a useful research chemical.<br></p>

<p>Applications Citraconic Acid (cas# 498-23-7) is a useful research chemical.<br></p>

<p>Applications A metabolite of Tryptophan. 5-Hydroxytryptophan (5-HTP) is a direct 5-hydroxytryptamine (5-HT) precursor used to assess central serotonergic function.<br>References Gartside, S., et al.: Eur. J. Pharmacol., 179, 103 (1990), Gijsman, H., et al.: J. Clin. Psychopharmacol., 22, 183 (2002), Schruers, K., et al.: Psychiatry Res., 113, 237 (2002),<br></p>

<p>Applications 4-Aminopiperidine is a useful reactant in organic synthesis.<br>References Park, Sun Jun, et al.: Bioorg. &amp; Med. Chem. Let., 27(18), 4399-4404 (2017);Le Manach, Claire, et al.: J. of Med. Chem., 59(21), 9890-9905 (2016)<br></p>

<p>Applications 2-(4-CHLOROPHENYL)PROPANOIC ACID (cas# 938-95-4) is a useful research chemical.<br></p>