Deuterated Compounds

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.
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);

Applications Labelled analogue of Sulfachlorpyridazine, an antibacterial compound.
References Wammer, K.: Environ. Toxicol. Chem. 25, 1480 (2006);

Applications Cyclopropyl-d5-amine is labelled Cyclopopylamine (C989140) which can inactivate major human drug-metabolizing cytochromes P450 enzymes.
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 Shaffer C., et al.: J. Am. Chem. Soc., 123, 8502 (2001); Polasek, T., et al.: Brit. J. Clin. Pharmaco., 61, 570 (2006)

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.
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);

Applications Carbon 13 Labelled analogue of Adenosine (A280400), a purine nucleoside that plays an important role in various biochemical processes.
References Long, X., et al.: J. Pharmacol. Exper. Ther., 335, 781 (2010); Ham, M., et al.: J. Pharmacol. Exper. Ther., 335, 607 (2010)

Applications Isotope labelled Squalane is used as an emollient and moisturizer in cosmetic applications.
References Allison, A.: Method, 19, 87 (1999)

Applications Isotope labelled 24 Bisphenol S (B519620) is a material used in thermal printing. 24 Bisphenol S is also used in the development of black leuco dyes.
References Shima, H. et al.: J. Imag. Sci. Technol., 54, 020502 (2010)

Applications N,N-Diisopropylamine-d14 Hydrochloride (cas# 1219803-88-9) is a compound useful in organic synthesis.

Applications p-Cresol Glucuronide-d7, is the labeled analogue of p-Cresol Glucuronide (C782005), which is a metabolite of o-Cresol (C781910).
References Goerge, G., et al.: Xenobiotica, 17, 1293 (1987),

Applications A labelled trans-4-Hydroxy-L-proline. A natural constituent of animal structural proteins such as collagen and elastin. Several microorganisms producing proline trans-4- and cis-3-hydroxylase were discovered and these enzymes were applied to the industrial production of trans-4- and cis-3-hydroxy-L-proline.
References Langmaier, F. et al.: Int. J. Cosm. Sci., 24, 273 (2002); Lawrence, C., et al.: Biochem. J., 313, 185 (1996); Mori, H., et al.: J. Bacteriol.; 179, 5677 (1997); Clifton, I., et al.: Eur. J. Biochem., 268, 6625 (2001);

Stability Light and temperature Sensitive
Applications 2,2-Dichloroacetic Acid-1-13C is derived from Barium Carbonate-13C (B118672), which is a stable Barium Carbonate isotope used for studies on drug metabolism.
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 Horie, M. et al.: Yakug. Zas., 97, 805 (1977);

Applications Isotope labelled Phosphoric Acid Tributyl Ester is used as a solvent in the solvent-detergent method for production of immunoglobulin for inactivation of viruses with lipid envelope on the model of duck hepatitis B virus. It is also used as a ligand in the extraction of lanthanide ions from solid and liquid materials by supercritical CO2.
References Zubkova, N., et al.: Bull. Exp. Biol. Med., 155, 821 (2013); Lin, Y., et al.: Anal. Chem., 66, 1971(1994)

Applications A labelled metabolite of 4-t-nonylphenol
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 Ye, X., et al.: Drug Metab. Disposition, 35, 1269 (2007), Gabriel, F., et al.: Env. Sci. Technol., 42, 6399 (2008), Liedtke, A., et al.: Env. Toxicol., 23, 59 (2008),

Applications Pentadecafluorooctanoic Acid-13C is an isotopomeric compound of Pentadecafluorooctanoic Acid (P268100). Pentadecafluorooctanoic Acid is used to produce fluoropolymers. It also exhibits a long half-life in human blood and interferes with the binding between liver-fatty acid binding protein and fatty acids.
References Biegel, L. B., et al.: Toxicol. Sci 60, 44 (2001); Luebker, D. J., et al.: Toxicology 176, 175 (2002); Butenhoff, J., et al.: Toxicol. Sci 60, 44 (2002)

Applications A labelled thioxanthone derivative useful as photoinitiators.
References le Fur, Y., et al.: J. Agric. Food Chem., 47, 2860 (1999), Sanz, M., et al.: Food Chem., 84, 133 (2004), Herent, M., et al.: J. Pharm. Biomed. Anal., 43, 886 (2007),

Applications Mono(2-ethylhexyl) Terephthalate-d4 is the labeled analogue of Mono(2-ethylhexyl) Terephthalate (M542570), a plasticizer for poly(vinyl chlorides) and a metabolite of di(2-ethylhexyl) terephthalate (DEHT) which has been found not to be genotoxic.
References Reichherzer, R.: Mitt. Chem. Forsch. Wirt. Oesterr., 11, 5 (1957); Barber, E.D.: Environ. Mol. Mutagen., 23, 234 (1994)

Applications Ethylbenzene-13C6 is the labeled form of Ethylbenzene (E899745), which is used in the industrial production of stryrene trough various organic processes.
References Weiss, W. et al.: Prog. Surf. Sci., 70, 1 (2002); Cavani, F. et al.: App. Catal. A., 133, 219 (1995);

Applications Isovaleryl L-Carnitine-d3 Chloride is labelled Isovaleryl L-Carnitine Chloride (I917580) which is used to prepare carnitine benzyl esters as neuroprotectant prodrugs.
References Gong, X., et al.: J. Chem. Res., 6, 327 (2008)

Applications D-Phenylalanine, the stereoisomer of L-Phenylalanine (P319415) has been used in the synthesis of Schaeffer’s acid analogues as important structures in tuberculostatic design. They exhibit the ability to inhibit Mycobacterium tuberculosis type II dehydroquinase. This is the labeled analog.
References Schmidt, M. et al.: ChemMedChem., 8, 54 (2013);

Applications Labelled p-Phenetidine (P296300). A toxic metabolite of Phenacetin (P294580) which exhibits high renal toxicity. p-Phenetidine also reduced COX-1 and COX-2 expression in neutrophils.
References Green, C., et al.: Br. Med. J., 1, 162 (1969), Nelson, S., et al.: J. Med. Chem., 25, 753 (1982), Nicholls, A., et al.: Xenobiotica, 27, 1175 (1997),