Deuterated Compounds

<p>Applications Phenylglyoxylic Acid-d5 (cas# 1217089-53-6) is a compound useful in organic synthesis.<br></p>

<p>Applications 1,4-Dihydro-1-methyl-4-oxo-3-pyridinecarboxamide-d3 is the isotope labelled analog of 1,4-Dihydro-1-methyl-4-oxo-3-pyridinecarboxamide (D453415); a compound that has been shown to be one of the potential novel biomarkers of peroxisome proliferation in the rat.<br>References Ringeissen, S., Biomarkers, 8, 240 (2003); Shibata, K., et al.: Biosci. Biotech. and Biochem., 77, 2105 (2013)<br></p>

<p>Applications A labelled metabolite of polycyclic aromatic hydrocarbons in humans.<br>References Jacob, J., et al.: Xenobiotica, 12, 45 (1982), Becher, G., et al.: Cancer Lett., 17, 301 (1983), Hoffmann, D., et al.: Cancer Treat. Res., 72, 1 (1995), Einolf, H., et al.: Chem. Res. Toxicol., 10, 609 (1997),<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 L-Allo-isoleucine-d10 is a derivative compound of L-allo-isoleucine (A548200), which has been suggested to induce epithelial β-defensin expression. In addition, L-allo-isoleucine is utilized in the biosynthesis pathway for coronamic acid.<br>References Fehlbaum, P., et al.: Proc. Natl. Acad. Sci. USA 97, 12723 (2000); Parry, R. J., et al.: J. Am. Chem. Soc. 113, 1849 (1991)<br></p>

<p>Applications 4-Dimethylaminosulfotoluidide-d7 is an isotope labelled intermediate in the synthesis of Tolylfluanide (T536730), a polyvalent sulfamide fungicide that is closely related to dichlofluanide.<br>References Wainwright, A. et al.: Bright. Crop Prot. Conf. Pests Dis., 1, 275 (1996)<br></p>

<p>Applications Isotope labelled O,O-Diethyl Dithiophosphate-d10 is used in the synthesis of novel phosphorothioates and phosphorodithioates as cholinesterase inhibitor.<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 Millard, C., et al.: J. Neurochem., 64, 1909 (1995), Nicolet, Y., et al.: J. Biol. Chem., 278, 41141 (2003), Casida, J., et al.: Chem. Res. Toxicol., 17, 983 (2004),<br></p>

<p>Applications Isosilybin A+B mixture - d3 is the isotope labelled mixture of Isosilybin A and Isosilybin B. Isosilybin (I901000) is useful in the treatment of liver disease.<br>References Parthasarathy, M.R., et al.: Phytochemistry, 18, 506 (1979),<br></p>

<p>Applications Isotope labelled Bumetrizole is an intermediate reactant in the synthesis of UV light absorbers for polyester fibers.<br></p>

<p>Applications Tranilast-d6 is the isotope labelled analogue of Tranilast (T714570), a antiallergic drug used to treat bronchial asthma, allergic rhinitis and atopic dermatitis.<br>References Shiota, N., et al.: Brit. J. Pharmacol., 159, 626 (2010), Gohil, V., et al.: Nat. Biotechnol., 28, 249 (2010), Kawabata, Y., et al.: Eur. J. Pharm. Sci., 39, 256 (2010),<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 glycerol kinase substrate specificity.<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 Castro, C., et al.: Biochemistry, 7, 3213 (1968), Janssen, D., et al.: Eur. J. Biochem., 171, 67 (1988), Kurihara, T., et al.: J. Biochem., 117, 1317 (1995),<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 Cyclohexanone-d10 is the isotope labelled analog of Cyclohexanone (C987980). Cyclohexanone, is an intermediate in the synthesis of CCNU, an effective antitumor 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 Farmer, P.B., et al.: J. Med. Chem., 21, 514 (1978);<br></p>

<p>Applications Labelled Hydroxyurea. An anti-neoplastic - inhibits ribonucleoside reductase and DNA replication. A potential therapy for sickle cell anemia which involves the nitrosylation of sickle cell hemoglobin. Horseradish peroxidase catalyzes nitric oxide formation from hydroxyurea in the presence of hydrogen peroxide.<br>References Ratcliffe, W., et al.: Lancet, 339, 164 (1992), Roodman, G., et al.: Cancer, 80, 1557 (1997), Horwitz, M., et al.: J. Clin. Endocrinol. Metab., 2003, 88, 1603 (2003),<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 Ethyl 2-Oxo-4-phenylbutyrate-d5 (cas# 1189911-53-2) is a compound useful in organic synthesis.<br></p>

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

<p>Stability Hygroscopic<br>Applications Benzyl Alcohol (D7, 98%) (cas# 71258-23-6) is a useful research chemical.<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 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 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 n-Octadecane-d38 (CAS# 16416-31-2) is a useful isotopically labeled research compound.<br></p>

<p>Applications 1,10-Decanedioic-2,2,9,9-d4 Acid (CAS# 339080-77-2) is a useful isotopically labeled research compound.<br></p>

<p>Applications Labelled selective herbicide. Potential symptoms of overexposure are irritation of eyes and skin<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 Dalgaard-Mikkelsen, S., et al.: Pharmacol. Rev., 14, 225 (1962), Muller, K., et al.: J. Environ. Qual., 31, 309<br></p>

<p>Stability Moisture Sensitive<br>Applications Isotope labelled Potassium Thiocyanate has been used as a catalyst in a one-pot reaction of dialkyl acetylenedicarboxylates with indane-1,3-dione. Potassium Thiocyanate has been used as a selective bacterial inhibitor to create ESS-3 broth to allow co-​enrichment of the target pathogens and suppress growth of some non-​target pathogens<br>References Hassanabadi, A., Zhiani, R., et. al.: J. Chem. Res., 37, 458 (2013); Zhang, Q., et. al.: Plant. Biotech., 29, 103 (2012)<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>Applications Acetaminophen-13C2, 15N1 is doubly labeled Acetaminophen (A161220), an analgesic and antipyretic agent used as a pain reliever to treat headache, muscle aches, and arthritis (1,2,3).<br>References (1) McGill, M. R. and Jaeschke, H. Pharm Res. 30, 2174 (2013)(2) Fairbrother, J.E., et al.: Anal. Profiles Drug Subs., 3, 1 (1974) (3) Hinson, J.A., et al.: Rev. Biochem. Toxicol., 2, 103 (1980)<br></p>

<p>Applications Isotope labelled Aminoacetonitrile Hydrochloride (A580055), a useful synthetic intermediate. It is a reagent used to synthesize dipeptide nitriles as reversible and potent cathepsin S inhibitors. It can also used to prepare substituted cyclic ureas as possible HIV protease inhibitors.<br>References Ward, Y., et al.: J. Med. Chem., 45, 5471 (2002); Wilkerson, W., et al.: J. Med. Chem., 40, 4079 (1997)<br></p>

<p>Applications Diglyme-d14, is the labeled analogue of Diglyme (D446300), a solvent, that is used as reaction medium for Grignard and similar 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>References Merck Index, 11th Edition, 3148.<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 Biochemical tool for selective reduction of disulfide bridges at low pH; reductant for redox assay.<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 Neuburger, M., et al.: Eur. J. Biochem., 267, 2882 (2000), Krijt, J., et al.: Clin. Chem., 47, 1821 (2001), Yen, T.-Y., et al.: J. Mass Spectrom., 37, 15 (2002),<br></p>

<p>Applications Undecanoic-d21 Acid (CAS# 60658-40-4) is a useful isotopically labeled research compound.<br></p>

<p>Applications Oxaloacetic Acid-13C4 is labelled form of Oxaloacetic Acid (O845030) which is a four carbon dicarboxylic acid that is an intermediate in the citric acid cycle and glucogenesis. It has been shown to inhibit succinate dehydrogenase.<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 Zeylemaker, W.P. et al.: Biochim. Biophys. Acta Enzymol., 132, 210 (1967); Dalla-Betta, P. et al.: Int. J. Mol. Sci., 10, 2809 (2009);<br></p>

<p>Applications 2-Butanol-d3 has been used to examine the loss of water form metastable 2-butanol/Mn+ cations using 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 Schroder, D., Schwarz, H.: Int. J. Mass Spec., 231, 139 (2004)<br></p>

<p>Applications It is a muscle relaxant used to relax muscles and relieve pain.<br></p>

<p>Stability Hygroscopic<br>Applications Ethanolamine-13C2 Hydrochloride is the labeled analogue of Ethanolamine (E676500), which is used in the preparation of various pharmaceutical compounds and inhibitors. Ethanolamine-13C2, is also a 13C-labeled lipid precursor, used for the detection of phospholipid metabolism and the synthesis of phosphatidylethanolamine in T47D human breast cancer cells.<br>References Ronen, S. M., et al.: Magnetic Resonance Med., 25, 384 (1992); Lombardo, L. et al.: J. Med. Chem., 47, 6658 (2004); Egan, T.: J. Med. Chem., 43, 283 (2000);<br></p>

<p>Applications A deuterated acyclic nucleotide.<br></p>

<p>Applications L-Alanine-d7 (CAS# 74280-71-0) is a useful isotopically labeled research compound.<br></p>

<p>Applications Labelled Aldicarb Sulfoxide (A514665). Aldicarb Sulfoxide is an analog of Aldicarb (A514650) detected in agricultural products as pesticide residue.<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 Ashby, J., et al.: Environ. Mutagen., 7, 919 (1985), Ashby, J., et al.: Mutat. Res., 257, 229 (1991), Kazius, J., et al.: J. Med. Chem., 48, 312 (2005), Benigni, R., et al.: Mutagenesis, 25, 335 (2010),<br></p>

<p>Applications Glyceryl Trihexadecanoate-d98 (CAS# 1219803-85-6) is a useful isotopically labeled research compound.<br></p>

<p>Applications β-Cyclodextrin Deuterated is an isotope analog of β-Cyclodextrin (C987830), which is a cyclic oligosaccharide produced from starch via enzymatic conversion. β-Cyclodextrin is commonly used to produce HPLC columns allowing chiral enantiomers separation.<br>References Motoyama, A. et al.: J. Pharmac. Biomed. Anal., 28, 97 (2002); Nakamura, N. et al. Biotechnol. Bioeng., 19, 87 (1977); Riddle, L. A. et al.: J. Chrom. Sci., 45, 330 (2007);<br></p>

<p>Applications Naphthalene-d8, is the labeled analogue of Naphthalene, a polycyclic aromatic hydrocarbons as micropollutants.<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 Di Toro, D., et al.: Environ. Toxicol. Chem., 19, 1971 (2000), Vines, C., et al.: Aquat. Toxicol., 51, 225 (2000), Incardona, J., et al.: Toxicol. Appl. Pharmacol., 196, 191 (2004), Junghans, M., et al.: Aquat. Toxicol., 76, 93 (2006),<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>Stability Hygroscopic<br>Applications Labelled O,O-Diethyl Thiophosphate (D445120). Used in the synthesis of novel phosphorothioates and phosphorodithioates as cholinesterase inhibitor.<br>References Sussman, J., et al.: Science, 253, 872 (1991), Mallender, W., et al.: J. Biol. Chem 1999, 274, 8491,<br></p>

<p>Applications 4-Hydroxybenzophenone-d4 is an isotopic analog of 4-Hydroxybenzophenone (H829305), a metabolite of benzophenone (B204980).<br>References Stocklinski, A. et al. Life Sciences 26, 365(1980)<br></p>

<p>Applications Pyruvic Acid-13C2 is an intermediate in synthesizing L-Lactic Acid-d3 Sodium Salt (L113503), a labelled sodium salt of L-Lactic Acid (L113500). L-Lactic Acid occurs in small quantities in the blood and muscle fluid of man and animals. The lactic acid concentration increases in muscle and blood after vigorous activity. L-(+)-Lactic acid is also present in liver, kidney, thymus gland, human amniotic fluid, and other organs and body fluids.<br>References Wenzel, A., et al.: J. Neurosci., 21, 53 (2001); Martinez., et al.: Development, 6, 851 (2002); Nakayama, K., et al.: J. Biochem., 146, 757 (2009); Tanaka, T., et al.: J. Pharmacol. Sci., 109, 24 (2009)<br></p>

<p>Applications Labelled Ascorbic Acid. Physiological antioxidant. Coenzyme for a number of hydroxylation reactions; required for collagen synthesis. Widely distributed in plants and animals. Inadequate intake results in deficiency syndromes such as scurvy. Used as antimicrobial and antioxidant in foodstuffs.<br>References Al-Meshal, I.A., et al.: Anal. Profiles Drug Subs., 11, 45 (1982), Levine, M., et al.: N. Engl. J. Med., 314, 892 (1986), Prust, C., et al.: Nature Biotech., 23, 195 (2005),<br></p>

<p>Applications Isotope labelled Tripropyl phosphate is an organophosphorus flame retardant and plasticizer. Phosphorus Flame Retardant<br>References Bacaloni, A., et al.: Environ. Sci. Technol., 42, 1898 (2008)<br></p>

<p>Applications N-Methyl-N’-nitrosopiperazine-d4 is the isotope labelled analog of N-Methyl-N’-nitrosopiperazine (M325800), which is used as a reagent in the organic synthesis of several compounds including that of (4-methoxyphenoxy)acetic and (3,4,5-trimethoxyphenoxy)acetic acid amides and hydrazides which display antimicrobial and anthelmintic properties and may act as potential neurotropic and cardiovascular agents. N-Methyl-N’-nitrosopiperazine also diplayed strong nasal carcinogenity and genotoxicity toward nasal cells.<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 Valenta, V., et al.: Collect. Czech. Chem. C., 52, 3013 (1987); Klein, R., et al.: Carcinogenesis, 20, 1629 (1999);<br></p>

<p>Applications Verapamil-d3 Hydrochloride is the labeled analogue of Verapamil Hydrochloride (V125000), which is a calcium channel blocker, antihypertensive, antianginal, and antiarrhythmic (class IV).<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 Atlas, D, and Adler, M.: Proc. Natl. Acad. Sci. USA, 78, 1237 (1981); Janis, R., et al.: Adv. Drug. Res., 16, 309 (1987)<br></p>