Deuterated Compounds

Applications Isotope labelled (2-Bromoethyl)benzene is an intermediate widely used in organic synthesis.
References Suzuki, T., et al.: J. Med. Chem., 55, 9562 (2012); Mohanazadeh, F., et al.: Lett. Org. Chem., 9, 598 (2012);

Applications Chloroform-13C is a ubiquitous trichlorinated organohalide solvent. It is used in the preparation of stable isotope-labeled precursors for the synthesis of capsaicinoids, capsinoids and capsiconinoids.
References Kobata, K., et al.: Biosci., Biotechnol., Biochem., 75, 1611 (2011)

Applications Biochemical tool for selective reduction of disulfide bridges at low pH; reductant for redox assay.
Not a dangerous good if item is equal to or less than 1g/ml and there is less than 100g/ml in the package
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),

Stability Hygroscopic
Applications Labelled nucleotide.
References Long, X., et al.: J. Pharmacol. Exper. Ther., 335, 781 (2010), Ham, M., et al.: J. Pharmacol. Exper. Ther., 335, 607 (2010),

Applications Labelled Aldicarb Sulfone (A514660). Aldicarb Sulfone is an analog of Aldicarb (A514650) detected in agricultural products as pesticide residue.
Not a dangerous good if item is equal to or less than 1g/ml and there is less than 100g/ml in the package
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),

Applications (±)-Haloxyfop-d4 is the labeled analogue of (±)-Haloxyfop (H104040) a herbicide.
References Manalil, S., et. al.: Weed Sci., 59, 210 (2011);

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

Applications Isotope labelled Maltol (M160130), a fragrance molecule used in flavor enhancers and fragrances.
References Gohil, V., et al.: Nat. Biotechnol., 28, 249 (2010), Huang, Y., et al.: J. Food Sci., 75, C121 (2010), Tsuji, H., et al.: J. Food Sci., 75, C79 (2010),

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).
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)

Applications Metabolite of Salicylic Acid (S088125).
References Jurkowski, W., et al.: Current Drug Metab., 10, 448 (2009), Appeldoorn, M., et al.: J. Agric. Food Chem., 57, 7693 (2009), van Oijen, M., et al.: Pharmacol., 83, 237 (2009),

Stability Hygroscopic
Applications N-Ethyl Benzamid-3-carboxylate-d5 is the isotope labelled analog of N-Ethyl Benzamid-3-carboxylate. N-Ethyl Benzamid-3-carboxylate is an impurity of Deet (D228500) which is an insect repellent.
References Gilbert, I.H., et al.: J. Econ. Entomol., 48, 741 (1955), Ambrose, A.M., et al.: Toxicol. Appl. Pharmacol., 1, 97 (1959), Blomquist, L., Acta Pharmacol. Toxicol., 41, 235 (1977), Yeung, J.M., et al.: Drug Metab. Dispos., 16, 600 (1988),

Applications Theobromine-d3 (7-methyl-d3) is deuterium labelled theobromine, which is a metabolite of caffeine.
References Suto, M., et al.: Anticancer Drug Des., 6, 107 (1991); Burkart, V., et al.: Nat. Med., 5, 314 (1999); Hassa, P., et al.: J. Biol. Chem., 278, 45145 2003); Veres, B., et al.: J. Pharmacol. Exp. Ther., 310, 247 (2004)

Applications Di-n-decyl Phthalate-3,4,5,6-d4 (CAS# 1276197-18-2) is a useful isotopically labeled research compound.

Applications 2-Butanol-d3 has been used to examine the loss of water form metastable 2-butanol/Mn+ cations using mass spectrometry.
Not a dangerous good if item is equal to or less than 1g/ml and there is less than 100g/ml in the package
References Schroder, D., Schwarz, H.: Int. J. Mass Spec., 231, 139 (2004)

Applications Acetophenone-13C6 is an intermediate in synthesizing Ibuprofen-13C6 (I140003), a labelled Ibuprofen. It is a selective cyclooxygenase inhibitor (IC50=14.9uM). Inhibits PGH synthase-1 and PGH synthase-2 with comparable potency.
References Busson, M., et al.: J. Int. Med Res., 14, 53 (1986); Meade, E.A., et al.: J. Biol. Chem., 268, 6610 (1993); Davies, N.M., et al.: Clin. Pharmacokinet., 34, 101 (1998)

Applications Labelled Diflufenican (D445640). (Pre and post emergence foliar absorbed herbicide for winter weed control in cereal crops; carotenoid biosynthesis inhibitor.
References Conte, E., et al.: J. Agric. Food Chem., 46, 4766 (1998),

Stability Volatile
Applications 2-Pentylfuran-d11 is the labeled analogue of 2-Pentylfuran (P284953), a volatile compound that is detected in meat smoke aerosol, rice aroma and tomato paste volatiles.
Not a dangerous good if item is equal to or less than 1g/ml and there is less than 100g/ml in the package
References Rogge, W., et al.: Environ. Sci. Technol., 25, 1112 (1991); Buttery, R., et al.: J. Agric. Food Chem., 36, 1006 (1988); Buttery, R., et al.: J. Agric. Food Chem., 38, 336 (1990);

Applications Nordihydrocapsaicin-d3 is labelled Nordihydrocapsaicin (N672600) which is a capsaicinoid and analog and congener of capsaicin in chili peppers.
Not a dangerous good if item is equal to or less than 1g/ml and there is less than 100g/ml in the package
References Iwai, K., et al.: Agri. Biol. Chem., 43, 2493 (1979); Kozukue, N., et al.: J. Agr. Food Chem., 53, 9172 (2005)

Applications Isotope labelled 1,3-Propanediol, a common organic reagent used in the synthesis of polymers and used in industrial organic chemistry for the synthesis of lubricants, foods, medicines and cosmetics.
References Sun, Y. et al.: Bioproc. Renew. Res. Commod. Bioprod., 289 (2014);

Applications trans-2,cis-6-Nonadienal-D5 is a labelled analogue of trans-2,cis-6-Nonadienal (N649365). trans-2,cis-6-Nonadienal is an unsaturated aldehyde that is responsible for the cucumber smell of Synura petersenii, a freshwater colonial flagellate. trans-2,cis-6-Nonadienal is also a common natural and drinking water contaminant.
References Berra, T., et al.: Trans. Am. Fish. Soc., 111, 78 (1982); Kynclova, A., et al.: Nova Hedw. Bei., 136, 283 (2010); Ömür-Özbek, P. & Dietrich, A.: Environ. Sci. Tech., 39, 3957 (2005)

Applications 1-Naphthoic Acid-d7 (cas# 634179-80-9) is a compound useful in organic synthesis.

Applications Labelled Benzylparaben. An antimicrobial agent used in cosmetic products.
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),

Applications A labelled acetylene glycol derivative. It is used in water-based coatings and has both antifoaming and surfactant properties. It is highly toxic and have been found in acrylic adhesives used for food packaging multilayers manufacturing.
References Schwartz, J. et al.: J. Coat. Tecnhol., 67, 21 (1995); Chinoy, N.F. et al.: Polym. Paint Colour J., 175, 438 (1985);

Applications 5-Oxo-DL-proline-d5 is a labelled cyclized derivative of L-Glutamic Acid (G596960). The pyroglutamate core has potential application for synthesis of novel anti-bacterials.
References Mischo A. et al.: ChemBioChem., 13, 1421 (2012); Angelov P. et al.: Org. Biomol. Chem.: 10, 3472 (2012);

Applications N,N-Dimethylformamide-13-C is the isotope labelled analog of N,N-Dimethylformamide. N,N-Dimethylformamide-d7 is used as a cofactor for enzymic oxidation of brassinin, which allows the transformation of dithiocarbamate group into an aldehyde equivalent.
Not a dangerous good if item is equal to or less than 1g/ml and there is less than 100g/ml in the package
References Pedras, M., et al.: Bioorg. Med. Chem., 19, 1390 (2011);

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

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

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

Applications N-Ethyl-2-hydroxysuccinimide-d5 is the isotope labelled analog of N-Ethyl-2-hydroxysuccinimide (E919180); a metabolite of N-ethyl-2-pyrollidone (NEP) which is a frequently used industrial solvent shown to be embryotoxic in animal experiments.
References Schindler, B.K., et al.: Anal. Chem., 84, 3787 (2012)

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.
Not a dangerous good if item is equal to or less than 1g/ml and there is less than 100g/ml in the package
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

Stability Hygroscopic
Applications Benzyl Alcohol (D7, 98%) (cas# 71258-23-6) is a useful research chemical.
Not a dangerous good if item is equal to or less than 1g/ml and there is less than 100g/ml in the package

Applications 1-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.
References Jacob, P. III, et. al.: Anal. Chem., 79, 587 (2007)

Applications Labelled Norflurazon (N684500). Pesticide.
Not a dangerous good if item is equal to or less than 1g/ml and there is less than 100g/ml in the package
References El-Nahhal, Y., et al.: J. Agric. Food Chem., 46, 3305 (1998),

Applications Dibutyldiethyltin belongs to a class of organotin compounds that are commonly used as pesticides and fungicides and as plastics additives. Diphenyltin Dichloride is an environmental pollutant with potential antitumor activity.
Not a dangerous good if item is equal to or less than 1g/ml and there is less than 100g/ml in the package
References Khosa, R.L. et al.: Sci. Cult., 35, 637 (1969); Hamasaki, T. et al.: Mutat. Res. Gen. Toxicol. Test., 300, 265 (1993); Peng, J.: Yaox. Xueb., 29, 406 (1994);

Applications Octadecanoic-18,18,18-d3 Acid (CAS# 62163-39-7) is a useful isotopically labeled research compound.