Deuterated Compounds

<p>Stability Very Hygroscopic<br>Applications 4-Chlorobenzenesulfonic Acid-d4 Sodium Salt is a compound useful in organic synthesis.<br></p>

<p>Applications Medetomidine-d5 (d5-Major) is an intermediate in the synthesis of Dexmedetomidine-d4 L-Tartrate (d4-Major) (D299006). Dexmedetomidine-d4 L-Tartrate is the labeled salt analogue of Dexmedetomidine (D299000), an α2-Adrenergic agonist; (+)-isomer of Medetomidine; sedative; analgesic.<br>References Rajala, R., et al.: Eur. J. Pharm. Sci., 1, 219 (1994); Jalonen, J., et al.: Anesthesiology, 86, 331 (1997); Talke, P., et al.: Anesth. Analg., 85, 1136 (1997); Bhana, N., et al.: Drugs, 59, 263 (2000)<br></p>

<p>Applications Isotope labelled Resiquimod (R144680) is an imidazoquinoline derivative that acts as an immune response modifier. Resiquimod shows antitumor and antiviral activity and is used in the treatment of skin lesions such as herpes simplex virus. Resiquimod is a toll-like receptor 9 (TLR7) agonist.<br>References Wu, J.J. et al.: Antivir. Res., 64, 79 (2004); Fife, K.H. et al.: Antimicrob. Agents Chemother., 52, 477 (2008); Szeimies, R.M. et al.: Brit. J. Dermatol., 159, 205 (2008);<br></p>

<p>Applications Dihydro uracil-d4 is deuterium labelled dihydro uracil (D449990). Modified nucleobases are useful molecular tools to study nucleic acid structures and to probe biological systems. Dihydro uracil has also been utilized in mechanistic studies relating to the base excision repair (BER) pathway during DNA repair.<br>References Chawla, M., et al.: Nucleic Acids Res 43, 9573 (2015); Jian, Y., et al.: J. Am. Chem. Soc. 137, 3318 (2015); Shaul, Y. D., et al.: Cell 158, 1094 (2014)<br></p>

<p>Applications Betaine-d3 Hydrochloride is a useful gastric acidifier.<br>References Wilcken, D.E., et al.: N. Engl. J. Med., 309, 448 (1983),<br></p>

<p>Applications D-Tyrosine-d2 is deuterium labelled D-Tyrosine (T899970). D-Tyrosine, the stereoisomer to L-Tyrosine (T899975), is an amino acid used in various organic syntheses for antibiotics. It is used in the synthesis of (-)-anisomycin, as well as BATSI (boronic acid transition state inhibitors) which act on β-lactamases. It has also been studied as an inhibitor of microbial growth on surfaces, reducing microbial attachment to hydrophillic glass and hydrophobic polypropylene surfaces.<br>References Li, Ji. et al.: Chin. Chem. Lett., 23, 647 (2012); Xu, H. et al.: Water Res., 45, 5796 (2011); Ke, W. et al.: Antimicrob. Agents Chemother., 55, 174 (2011)<br></p>

<p>Applications Suberyl glycine-d4 is deuterium labelled Suberylglycine (S688755), which is one of the acylglycines, an important class of metabolites that have been used in the diagnosis of several inborn errors of metabolism (IEM).<br>References Costa, C., et al.: J. Pharmaceut. Biomed. Anal., 21, 1215 (2000); Garcia-Villoria, J., et al.: Clin. Biochem., 42, 2 (2009); Scalbert, A., et al.: Metabolomics, 5, 435 (2009)<br></p>

<p>Applications Labelled Propafenone (P757500) impurity.<br>References Kitagawa, S., et al.: Biol. Pharm. Bull., 29, 1 (2006), Boccard, J., et al.: Eur. J. Pharm. Sci., 36, 254 (2009)<br></p>

<p>Applications Labelled Sulfamonomethoxine. Protein binding. Inhibitor of enzyme. Sulfamonomethoxine and Trimethoprim are used for treating porcine unknown hyperpyrexia.<br>References Bridges, et al.: Biochem. J., et al.: 96, 829 (1965), Hong, Y.-L., et al.: Antimicrob. Agents Chemother., 39, 1756 (1995)<br></p>

<p>Applications 2-Butan-3,3,4,4,4-d5-ol was used to prepare and oxidize 3,3-disubstituted cyclobutenes.<br>References Curry, M., et al.: J. Chem. Soc., 10, 1391 (1980)<br></p>

<p>Applications 2-Chloronaphthalene-d7 (CAS# 93951-84-9) is a useful isotopically labeled research compound.<br></p>

<p>Stability Very Hygroscopic<br>Applications Metolachlor ESA-d6 Sodium Salt is deuterium labelled salt form of Metolachlor ESA (M338860) which is a synthetic herbicide.<br>References Mai, H., et al.: Aquat. Toxicol. 147, 48 (2014); McCarty, G. W., et al.: Sci Total Environ 473-474, 473 (2014);<br></p>

<p>Applications Isotope Labelled 1-Nitrosopyrrolidine (N545950), which is one of the N-nitroso compounds (NOCs) implicated in human colon carcinogenesis, but the toxicological mechanisms involved have not been elucidated. Drinking water contaminant candidate list 3 (CCL 3) compound as per United States Environmental Protection Agency (EPA), environmental, and food contaminants.<br>References 1. Singer, S. et al.: J. Med. Chem. 1985 Aug;28(8):1088-93.2. Tomatis, L. et al.: Carcinogenesis. 1997 Jan;18(1):97-105.3. Helguera, A. et al.: Toxicol Appl Pharmacol. 2007 Jun 1;221(2):189-202.<br></p>

<p>Applications A labelled metabolite of Mazindol. An imidazolinylphenyl ketone derivatives as antidepressants and diuretics.<br>References Guengerich, F., et al.: Chem. Res. Toxicol., 14, 611 (2001), Murray, S., et al.: Xenobiotica, 31, 135 (2001), Lewis, D., et al.: Drug Metab. Rev., 34, 55 (2002), de Graaf, C., et al.: J. Med. Chem., 48, 2725 (2005),<br></p>

<p>Applications A deuterated metabolite of Crotonaldehyde.<br>References Gray, J.M., and Barnsley, E.A.: Xenobiotica, 1, 55 (1971),<br></p>

<p>Applications Labelled Isopropylparaben. An antimicrobial agent used in cosmetic products.<br>References Gilliland, D., et al.: J. Appl. Bacteriol., 72, 258 (1992), Routledge, E., et al.: Toxicol. Appl. Pharmacol., 153, 12 (1998), Miller, C., et al.: J. Biol. Chem., 272, 32824 (1997), Nakagawa, Y., et al.: Biochem. Pharmacol., 55, 1907 (1998),<br></p>

<p>Applications 5-Hydroxy Propafenone Hydrochloride-d5 is a labeled analogue of 5-Hydroxy Propafenone Hydrochloride (H952450), a metabolite of Propafenone (P757500), a sodium channel blocker. Antiarrhythmic (class IC).<br>References Hege, H.G., et al.: Eur. J. Drug Metab. Pharmacokinet., 9, 41 (1984); Hollmann, M., et al.: Arzneim.-Forsch., 33, 763 (1983); Bryson, H. M., et al.:Drugs, 45, 85 (1993); Rae, A. P., et al.: Am. J. Cardiol., 82, 59N (1998)<br></p>

<p>Applications Ethanolamine-d7 (CAS# 1219802-89-7) is a useful isotopically labeled research compound.<br></p>

<p>Stability Volatile<br>Applications Labelled 2,5-Dimethylfuran (D473050). It is an ideal marker for detecting cigarette smoke.<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 Spitzer, W., et al.: Clin. Invest. Med., 13, 17 (1990), Alonso, M., et al.: Anal. Bioanal. Chem., 396, 2989 (2010),<br></p>

<p>Applications n-Docosane-d46 (CAS# 260411-88-9) is a useful isotopically labeled research compound.<br></p>