Deuterated Compounds

<p>Applications Isotope labelled Melamine (M208703), which forms synthetic resins with formaldehyde. It remains largely non-metabolized in male Wistar rats with 90% of the administered dose excreted in the urine (1,2) and thus acts as a non-protein nitrogen food additive found in milk (3). Drinking water contaminant candidate list 3 (CCL 3) compound as per United States Environmental Protection Agency (EPA), environmental, and food contaminants.<br>References 1. Mast, R. et al.: Food Chem Toxicol. 1983 Dec;21(6):807-10.2. Smith, J. et al.: Toxicol Appl Pharmacol. 1994 Apr;125(2):296-308.3. Anirudhan, T. et al.: Food Chem. 2017 Jul 15;227:85-92.<br></p>

<p>Applications A labelled metabolite of Malachite Green in seafood products. A labelled triphenylmethane dye with fungicidal and limited antiseptic activity. The term Malachine green applies to the oxalate as well as the chloride. Harmful if swallowed. Avoid release to the environment.<br>References Carter, S.G., et al.: J. Biochem. Biophys. Methods, 7, 7 (1982), Saikan, S., et al.: J. Chem. Phys., 79, 4154 (1983), Clemmensen, S., et al.: Arch. Toxicol., 56, 43 (1984),<br></p>

<p>Applications (R)-10-Monohydroxy-10,11-dihydro Carbamazepine-d3 is labelled (R)-10-Monohydroxy-10,11-dihydro Carbamazepine which is the metabolite of Oxcarbazepine (OXC) and Eslicarbazepine acetate, (BIA 2-093, ESL), novel central nervous system drugs.<br>References Duncan, J., et al.: Br. J. Clin. Pharmacol., 53, 123 (2002), Almeida, L., et al.: J. Clin. Pharmacol., 45, 1062 (2005), Coppola, G., et al.: CNS Drugs, 18, 133 (2004),<br></p>

<p>Applications sotope labelled m-Cresol (C781915) is one of the components that make up liquid rice hull smoke, and may contribute to its anti-inflammatory effects in mice.<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 1,6-Hexane-1,1,6,6-d4-diamine (CAS# 115797-49-4) is a useful isotopically labeled research compound.<br></p>

<p>Applications Isotope labelled Methanol (M276585), which is a common chemical reagent in organic synthesis participating in a variety of reactions. Used to prepare novel triazole-polyphenol hybrid compounds as FabG4 (Rv0242c) enzyme inhibitors for the treatment of Mycobacterium Tuberculosis (1). Also used in the synthesis of prodelphinidin B1/B2/B4 which display antitumor activities against prostate cancer cells.Drinking water contaminant candidate list 3 (CCL 3) compound as per United States Environmental Protection Agency (EPA), environmental, and 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 1. Banerjee, D. et al.: Org. Biomol. Chem. 2014 Jan 7;12(1):73-85.<br></p>

<p>Applications 3-Fluoro-6-nitroanisole-d3 is a compound useful in organic synthesis.<br></p>

<p>Applications 4-Toluidine-d7 (Major) (cas# 68693-08-3) 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 Tetramethylsilane-d12 (CAS# 18145-38-5) is a useful isotopically labeled research compound.<br></p>

<p>Applications Labelled Succinic Anhydride is used in the synthesis of propanoyloxy derivatives used as drug absorption modifiers. In addition it is a reagent for novel non-carboxylate inhibitors of AKR1C3<br>References Coufalova, L. et al.: Steroids, 78, 435 (2013); Heinrich, D. et al.: Eur. J. Med. Chem., 62, 738 (2013);<br></p>

<p>Applications Labelled Trimethylamine. Trimethylamine is a versatile building block used in the synthesis of various compounds ranging from cholines, plant growth regulators, strongly basic anion exchange resins, dye leveling agents as well as a number of basic dyes.<br>References Miroshnichenko, E.A. et al.: Zhur. Obshch. Khim., 63, 2375 (1993); Liu, X. et al.: Jiang. HUag., 33, 173 (2005); Xu, J. et al.: Color. Technol., 120, 316 (2004);<br></p>

<p>Applications Benzoic Acid-d5 is a compound useful in organic synthesis. A pentadeuterated form of benzoic acid for proteomics research.<br>References Kurogochi, M., et al.: Molecules, 19, 9944 (2014); Liang, X., et al.: Asian J. Org. Chem., 6, 1063 (2017)<br></p>

<p>Applications Isotope labelled Hydrazine Sulfate, is a reagent used in the heterocyclization of primary amines and may be cyclized itself. It is also used in the synthesis of novel triazole corrosion inhibitors for mild steel.<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 Bentiss, F. et al.: J. App. Electrochem., 29, 1073 (1999); Ju, Y. et al.: J. Org. Chem., 71, 135 (2006);<br></p>

<p>Applications 4-tert-Butylphenol-D9 is the labelled analogue of 4-tert-Butylphenol (B694105). 4-tert-Butylphenol is a reactant in the preparation of (2-bromocyclopent-2-en-1-yl)phenols.<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 Speck, K., et. al.: Org. Lett., 17, 1982 (2015)<br></p>

<p>Applications A labelled metabolite of 2’-Deoxy-6-thio Guanosine (D281650) and 6-Thioguanine. An effective immunosuppressant and anticancer agent, however chronic exposure can be mutagenic in human cells as long-term use of thiopurines was found to be associated with a significantly increased risk of various types of cancer.<br>References Loo, T.L. et al.: Cancer Chemother. Pharmacol., 6, 131 (1981); Yuan, B. et al.: ACS Chem. Biol., 5, 1021 (2010); Kroplin, T. et al.: Adv. Exp. Med. Biol., 431, 741 (1998);<br></p>

<p>Applications Product of smoking tobacco<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 Benigni, R., et al.: Env. Mol. Mutagen., 48, 754 (2007), Shin, H., et al.: Food Chem. Toxicol., 47, 192 (2009),<br></p>

<p>Applications tert-Butyl Methyl-d3 Ether (CAS# 29366-08-3) is a useful isotopically labeled research compound.<br></p>

<p>Applications Labelled Sulfanilic acid (S689095). Sulfanilic acid is a toxic metabolite of Tartrazine (T007700). Used as Ehrlich’s reagent, for detecting of nitrites. Antibacterial.<br>References Collins, T., et al.: Food Chem. Toxic., 28, 821 (1990), Levine, W., et al.: Drug Metab. Rev., 23, 235 (1991), Sasaki, Y., et al.: Mutat. .Res., 519, 103 (2002),<br></p>

<p>Applications Bromoacetic-2-13C Acid is the isotope labelled analog of Bromoacetic Acid (B679075); a relatively strong alkylating agent as well as a versatile building block used very commonly in organic synthesis. Bromoacetic acid has been shown to reversibly inhibit human erythrocyte carbonic anhydrase B.<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 Song, C. et al.: J. Org. Synth., 74, 8980 (2009); Kramer, S.P. et al.: J. Nat. Cancer Inst., 31, 297 (1963); Whitney, P.L. et al.: Eur. J. Biochem., 16, 126 (1970)<br></p>

<p>Stability Hygroscopic<br>Applications Isotope labelled analog of aminomethanephosphonic acid (A617340), a degradation product of glyphosate (G765000).<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 Goupe, R.H., et al.: Pest. Manag. Sci., 68, 16 (2012); Saxton, M.A., et al.: J. Great. Lakes. Res., 37, 683 (2011);<br></p>