Deuterated Compounds

<p>Applications Benzidine-d8 is involved in the enhancements in ion abundances in high-performance liquid chromatography, thus improving chromatography efficiency and particle-beam process.<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 Bellar, T. A., et al.: J. Am. Soc. Mass. Spectrom., 1, 92-8 (1990)<br></p>

<p>Applications One of the vitamins of the B6 complex; present in many foodstuffs (yeast, liver and cereals). It has a role in transporting protein Bsu1, contributes to thiamine uptake; characterization of thiamine (vitamin B1) transporter Thi9 from Schizosaccharomyces pombe.<br>References Williams, R., et al.: J. Biol. Chem., 87, 581 (1930), Rodionov, D., et al.: J. Biol. Chem., 277, 48949 (2002),Nosaka, K., et al.: Mol. Microbiol., 58, 467 (2005),<br></p>

<p>Applications Bis(2,3-dibromopropyl) Phosphate-d10 is the isotope labelled analog of Bis(2,3-dibromopropyl) Phosphate. Bis(2,3-dibromopropyl) Phosphate is a derivative of Tris(2,3-dibromopropyl) Phosphate, a widely used flame retardant in plastic and textiles.<br>References Elliott, W.C., et al.: Life. Sci., 7, 1107 (1983);<br></p>

<p>Applications Labelled 2-acetylthioethanesulfonic acid. Mesna (M225750) impurity.<br></p>

<p>Applications Isotope labelled 9-Bromophenanthrene (B687200), a halogenated polycyclic aromatic hydrocarbon that has been seen to have a room temperature phosphorescence that can be induced by β-cyclodextrin (β-CD) in the presence of cyclohexane; however, trace Fe(III) causes a decrease of the RTP emission.<br></p>

<p>Applications Bisphenol AF-d4 is the isotope labelled analog of Bisphenol AF (2,2-Bis-(4-hydroxyphenyl)hexafluoropropane). 2,2-Bis-(4-hydroxyphenyl)hexafluoropropane (B447290) acts as an endocrine-disrupting chemical (EDC), activating estrogen through the estrogen receptor ERα. It is a full agonist for the estrogen receptor.<br>References Matsushima, A. et al.: Environ. Health, Perspect. 118, 1267 (2010)<br></p>

<p>Applications Pinoxaden-d3 is a deuterized labeled form of Pinoxaden (P469505), which is derived from Diethylene Glycol Dimethanesulfonate (D444275), an intermediate in the production of alkylating agents.<br>References Wong, I., et al.: J. Med. Chem., 52, 5311 (2009); Muehlebach, M., et al.: Bioorg. Med. Chem., 17, 4241 (2009)<br></p>

<p>Applications DL-Indole-3-lactic Acid Methyl Ester-D5 is an intermediate used in the synthesis of DL-Indole-3-lactic Acid-d5 (I627102), which is the isotope labelled analog of DL-Indole-3-lactic Acid (I627100); a reagent in the synthesis of 2-hydroxy-1-(1H-indol-3-yl)-4-methylpentan-3-one which has weak antibacterial activity against 16 bacterial strains, including Escherichia coli, Bacillus subtilis and Staphylococcus aureus. DL-Indole-3-lactic Acid is also used in the preparation of Monatin, a natural sweet peptidomimetic.<br>References Nguyen, S.T., et al.: Bioorg. Med. Chem. Lett., 20, 5739 (2010); Nakamura, K., et al.: Peptide Sci., 40, 61 (2003)<br></p>

<p>Applications Nonanal-d18, is the labeled analogue of Nonanal (N649330), a component of essential oils. Nonanal possesses a strong fruity odor. Essential oils have varying effects from antibacterial activity to hypolipidemic activity.<br>References Zorrilla-Fontanesi, Yet al.: Plant. Phys., 159, 851 (2012): Taherkhani, M. et al.: Asian. J. Chem., 24, 1461 (2012); Ahmadvand, H. et al.: Iran. J. Pharm. Res., 11, 1219 (2012);<br></p>

<p>Applications 4-Phenanthrol-d9 has been used as a reactant for the preparation of stable isotope-labeled internal standards of PAH metabolites from urine of smokers and nonsmokers.<br>References Jacob, P. III, et. al.: Anal. Chem., 79, 587 (2007)<br></p>

<p>Applications N-Butylbenzenesulfonamide, is the labeled analogue of N-Butylbenzenesulfonamide, which is a plasticizer used commercially in the polymerization of polyamide compounds.<br>References Strong M.J., et al.: Acta Neuropathologica, 81(3), 235-241 (1991);<br></p>

<p>Stability Unstable in Solution, Hygroscopic<br>Applications Used in nucleophilic substitution.<br>References Genicot, C., et al.: Bioorg. Med. Chem. Lett., 13, 437 (2003),<br></p>

<p>Applications Cyclopentanone-2,2,5,5-d4 (CAS# 3997-89-5) is a useful isotopically labeled research compound.<br></p>

<p>Applications 2-Aminopyridine (D6, 98%) (cas# 203784-57-0) is a useful research chemical.<br></p>

<p>Applications Octadecylamine-d37 is the isotope labelled analog of Octadecylamine. Octadecylamine is used in biological studies for the formation of ion pairing as alternative to improve encapsulation and stability and to reduce skin irritation of retinoic acid loaded in solid lipid nanoparticles.<br>References Castro, G.A., et al.: Int. J. Pharma., 381, 77 (2009);<br></p>

<p>Applications Compound forms a complex with Mefenamic acid increasing its transdermal permeation 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 Fang, L., et al.: J. Pharm. Sci., 93, 144 (2004), Gibellini, F., et al.: Biochem. J., 415, 135 (2008),<br></p>

<p>Applications Aminoguanidine-13C Bicarbonate is a compound useful in organic synthesis.<br></p>

<p>Applications N-Desmethyl Regorafenib (Pyridine)-N-oxide-d3 is the isotope labelled analog of N-Desmethyl Regorafenib (Pyridine)-N-oxide (D293280); a synthetic metabolite of Regorafenib (R143000) used for treatment and prevention of cancer.<br>References Wilhelm, S.: PCT Int. Appl. WO 2011130728 A1 20111020. Oct 20, 2011<br></p>

<p>Applications Carbamazepine-D10 is used to study occurrence of emerging trace organic chemicals in wastewater effluents in Saudi Arabia.<br>References Alidina, M., et al.: Sci. Total Environ., 478, 152 (2014);<br></p>

<p>Applications Labelled acetylsalicylic acid impurity B.<br>References Walter, M., et al.: Eur. J. Biochem., 1996, 239, 281 (1996), Bantignies, B., et al.: Plant Mol. Biol., 42, 871 (2000), Bais, H., et al.: J. Biol. Chem., 278, 32413 ( 2003), Finkler, C., et al.: Genetica, 124, 117 (2005),<br></p>

<p>Applications Labelled 1,2-Bis(2,4,6-tribromophenoxy)ethane (B585425). One of the major "novel" brominated flame retardants (NBFRs) from varous polymer materials. An environmental pollutant.<br>References Zhu, L., et al.: Environ. Sci. Technol., 40, 3711 (2006), Qui, X., et al.: Environ. Sci. Technol., 42, 31 (2008), Stone, R., et al.: Science, 325, 1055 (2009),<br></p>

<p>Applications Labelled Norflurazon (N684500). 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 El-Nahhal, Y., et al.: J. Agric. Food Chem., 46, 3305 (1998),<br></p>

<p>Applications Labelled Benzylparaben. 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 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 Isotope labelled 5,6-Dihydrothymine is a derivative of Thymine, a nucleobase in the nucleic acid of DNA. 5,6-Dihydrothymine is a radiolysis product of DNA.<br>References Hubbard, K. et al.: Biochemistry, 28, 4382 (1989); Cadet, J. et al.: Int. J. Rad. Biol. Rel. Stud. Phys. Chem. Med., 39, 119 (1981);<br></p>

<p>Applications Trimethyl-d9-sulfonium Iodide (CAS# 106776-17-4) is a useful isotopically labeled research compound.<br></p>

<p>Applications n-Octadecyl-d37 Alcohol (CAS# 204259-62-1) is a useful isotopically labeled research compound.<br></p>

<p>Applications Methyl 2-Hydroxybenzoate-3,4,5,6-d4 (CAS# 1219802-12-6) is a useful isotopically labeled research compound.<br></p>

<p>Applications N-Nitrosodiethylamine-d10 is a labelled form of N-Nitrosodiethylamine (N525465) which is a widely occurring nitrosamine that is one of the most important environmental carcinogens primarily inducing tumors of liver.NDMA and NDEA were found as an impurity in generic versions of valsartan, losartan and irbesartan.<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 Oda, Y., et al.: Mutation Research, Genetic Toxicology and Environmental Mutagenesis, 584, 1 (2005); Yamazaki, H., et al.: Carcinogenesis, 13, 1789 (1992);Chem. and Eng. News, p.5, Feb. 25, 2019<br></p>

<p>Applications Labelled Dimethyl Phosphate (D477600). Used in the synthesis of L,L- and L,D-di-myo-inositolphosphates.<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 Stieglitz, K., et al.: J. Biol. Chem., 277, 22863 (2002),<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 3-Hydroxybutyrylcarnitine-d3 is labelled 3-Hydroxybutyrylcarnitine (H830900) which is a reagent used to study acylcarnitine profile in thyroid disease.<br>References Wong, S., et al.: Clinical Biochem., 46, 180 (2013); Alu, F., et al.: Heredity, 110, 253 (2013); Adam, B., et al.: Clinical Biochem., 44, 1445 (2011)<br></p>

<p>Applications Labelled analogue of Hydrocinnamic Acid, a cinnamic acid derivative used in the compositions for the treatment of blood disorders using α-methylhydrocinnamic acid.<br>References Migliaccio, A., et al.: Blood, 76, 1150 (1990); McDonagh, K., et al.: J. Biol. Chem., 266, 11965 (1991);<br></p>

<p>Applications β-Alanine-13C3,15N is the isotope labeled analogue of β-Alanine (A637320), which is a naturally occurring beta amino acid. β-Alanine is formed in vivo by the degradation of Dihydro Uracil (D449990) and Carnosine. β-Alanine is also the rate-limiting precursor of Carnosine, as a result supplementation with β-Alanine increases the concentration of Carnosine in muscles.<br>References Derave, W. et al.: J. Appl. Physiol., 103, 1736 (2007); Xia, J.-F. et al.: J. Chrom. B Anal. Technol. Biomed. Life Sci., 977, 1930 (2009); Artioli, G.G. et al.: Med. Sci. Sports Exer.,42, 1162 (2010);<br></p>

<p>Applications Ethyl 2-Oxo-4-phenylbutyrate-d5 (cas# 1189911-53-2) is a compound useful in organic synthesis.<br></p>

<p>Applications Ethane-d5-thiol (CAS# 61260-03-5) is a useful isotopically labeled research compound.<br></p>

<p>Applications tert-Butyl Alcohol-d10 is an isotopic analog of Tert-butyl Alcohol (T117540), an organic solvent. It is also used in the synthesis of proteosome inhibitors that are quite potent.<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 Kawamura, S. et al.: J. Med. Chem., 56, 3689 (2013); Galy, N. et al.: Tetrahedron Lett., 54, 2703 (2013)<br></p>

<p>Applications Bezafibrate-d4 (cas# 1189452-53-6) is a compound useful in organic synthesis.<br></p>

<p>Applications Labelled Nicotinic acid. It is a precursor of the coenzymes NAD and NADP. Widely distributed in nature; appreciable amounts are found in liver , fish, yeast and cereal grains. Dietary deficiency is associated with pellagra. The term “niacin” has also been applied to nicotinamide or to other derivatives exhibiting the biological activity of nicotinic acid. Vitamin (enzyme cofactor).<br>References Darby, W.J., et al.: Nutr. Rev., 33, 289 (1975), Black, A., et al.: Eur. J. Clin. Nutr., 54, 395 (2000), Cole, T., et al.: Br. Med. J., 320, 1240 (2000), Forshee, R., et al.: J. Nutr., 134, 2733 (2004),<br></p>

<p>Applications Labelled analogue of Diphenyl Phosphate, an organophosphate diester and metabolite of the flame retardant Triphenyl phosphate (T808990) and also a metabolite of 2-Ethylhexyl diphenyl phosphate.<br>References Cooper, E.M. et al.: Anal. Bioanal. Chem., 401, 2123 (2011); Nishimaki-Mogami, T. et al.: Arch. Toxicol., 61, 259 (1988);<br></p>

<p>Applications 4-Aminophenol-15N is an intermediate in the synthesis of Acetaminophen-13C2,15N (A161228), a labelled analgesic and antipyretic agent used as a pain reliever to treat headache, muscle aches, and arthritis.<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>Stability Hygroscopic<br>Applications Labelled Phosphocholine Chloride, a specific promoter of heparin and serum β-lipoprotein interaction. Phosphocholine Chloride protected the membranes of platelets, erythrocytes, and lysosomes against the labilizing action of various known membrane labilizers.<br>References Mookerjea, S. et al.: Biochem. Res. Biophys. Res. Comm., 53, 580 (1973); Caputi, A.P. et al.: Boll. Chim. Farmac., 117, 553 (1978):<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>Stability Hygroscopic<br>Applications n-Heptyl 4-hydroxybenzoate-d4 is labelled n-Heptyl 4-hydroxybenzoate which is used to prepare sulfonylbenzoic acid esters as potential inhibitors of oestrone sulphatase with antitumor activities.<br>References Owen, C., et al.: J. Pharm. Pharmacol., 55, 85 (2002)<br></p>

<p>Applications Pentachlorothioanisole-13C6, is the labeled analogue of Pentachlorothioanisole (P238170), which can be used in the preparation of arenethiols and arenethiolates as seen in agrochemicals or fungicides.<br>References Dulik, D. et al.: Xenobiotica, 22, 325 (1992); Rakitin, O. et al.: Sci. Synth., 31a, 949 (2007);<br></p>

<p>Applications Labelled 2-Ketoglutaric Acid is used in enzymic preparation and conversion to radiolabeled isocitric acid<br>References Ehrlich, R.S. et al.: Biochemistry, 26, 3461 (1987);<br></p>