Composés deutérés

Applications 5-Chloro-2-pyridinamine-3,4,6-d3 is labelled 5-Chloro-2-pyridinamine which is an intermediate used to synthesize zopiclone (Z700500), a cyclopyrrolone member of a family of non-benzodiazepine GABAA receptor agonists.
References Noble, S., et al.: Drugs, 55, 277 (1998), Musch, B., et al.: Int. J. Clin. Psychopharmacol., 5, 147 (1990)

Applications n-Pentyl 4-Hydroxybenzoate-2,3,5,6-d4 (CAS# 1219798-66-9) is a useful isotopically labeled research compound.

Applications A labelled chloropropanol which shows toxic effects.
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 Andersen, H., et al.: Toxicology, 136, 67 (1999), Fry, J., et al.: Food Chem. Toxicol., 37, 351 (1999), Garle, M., et al.: Xenobiotica, 29, 533 (1999),

Applications Isoquinoline-d7 (CAS# 17157-12-9) is a useful isotopically labeled research compound.

Applications A labelled active ingredient formulation to prepare agrochemicals and drugs in amorphous form.
References Blair, A.M., et al.: J. Agr. Sci., 139, 385 (2002),

Applications Labelled Propylparaben. 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 5,5-(Diphenyl-d10) Hydantoin is deuterium labelled Diphenylhydantoin (D491650), which is an anticonvulsant agent that suppresses abnormal brain activity associated with seizure. Diphenylhydantoin is used to treat ulcers, epidermolysis bullosa, chorea, Parkinson’s syndrome, trigeminal neuralgia, acute alcoholism, and inflammatory conditions (1,2).
References (1) Kim, S. H., et al.: Birth Defects Res B Dev Reprod Toxicol. 95, 337 (2012)(2) Younes, N., et al.: Dermatol Online J. 12, 5 (2006)

Applications 1,3,5-Tribromobenzene-d3 (CAS# 52921-77-4) is a useful isotopically labeled research compound.

Applications Labelled Disulfiram. It is used as rubber accelerator; vulcanizer; seed disinfectant; fungicide; alcohol deterrent.
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 Child, C., et al.: Acta Pharmacol. Toxicol., 8, 305 (1952), Nash, N.G., et al.: Anal. Profiles Drug Subs., 4, 168 (1975),

Stability Hygroscopic
Applications Labelled rac 3-Hydroxybutyric Acid (H833020). Optically active 3-hydroxybutyric acids are key intermediates of the biosynthesis and metabolism of fatty acids and exist widely in biological systems.
References Freeman, J., et al.: Pediatrics, 102, 1358 (1998), Thio, L., et al.: Neurology, 54, 325 (2000), Rho, J., et al.: Epilepsia, 43, 358 (2002),

Applications Has a mutagenic potency
References Cash, G., et al.: Mutat. Res., 491, 31 (2001), Cash, G., et al.: Environ. Toxicol. Chem., 21, 2095 (2002), Glende, C., et al.: Mutat. Res., 515, 15 (2002),

Applications Bentazon-d7 is deuterium labelled Bentazon (B120580), which is a herbicide.
References Ghirardello, D., et al.: Environ. Sci. Technol., 44, 9010 (2010), Frihauf, J., et al.: Weed Technol., 24, 262 (2010), Rotroff, D., et al.: Toxicol. Sci., 117, 348 (2010),

Applications 3,4-Diaminopyridine-d3 is the deuterium labelled analog of the drug 3,4-Diaminopyridine (D415950), which is used as a reagent in the preparation of 9-deazaxanthine derivatives which has activity as dual A2A antagonists/MAO-B inhibitors with potential as anti-Parkinson's agents.
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 Rivara, S., et al.: J. Med. Chem., 56, 1247 (2013)

Applications A labelled metabolite of ethanol in humans and a potential biomarker of acute alcohol intake.
References Jones, A., et al.: Forensic Sci. Int., 45, 217 (1990), Schmitt, G., et al.: J. Anal. Toxicol., 19, 91 (1995), Dahl, H., et al.: J. Anal. Toxicol., 26, 201 (2002), Stephanson, N., et al.: Ther. Drug Monit., 24, 645 (2002), Helander, A., et al.: Clin. Chem., 50, 936 (2004),

Stability Light Sensitive
Applications Labelled Styrene (S687790). Used in the manufacturing plastics; synthetic rubber; resins; insulator.
References Meyer. H.J., et al.: Arzneim.-Forsch., 19, 617 (1969), Pahwa, R., et al.: Vet. Hum. Toxicol., 35, 516 (1993),

Applications Diethanolamine similar to triethanolamine (T775580) is used as a surfactant. It also has the potential to be a corrosion inhibitor by means of chemisorption. This is the labelled analog.
References Bhajiwala, H.M et al.: Bull. Electrochem., 17, 441 (2001); Yu, J. et al.: Thin. Solid. Films., 379, 7 (2000);

Applications A labelled metabolite of a mixed disulfide S-(N,N-diethyldithiocarbamoyl)-N-acetyl-L-cysteine (AC-DDTC), an antimutagenic mixed disulfide from disulfiram.
References Madan, A., et al.: Drug Metab. Dispos., 23, 1153 (1995), Lambert, D., et al.: J. Med. Chem., 48, 5059 (2005), Tsuboi, K., et al.: J. Biol. Chem., 280, 11082 (2005),

Applications Labelled Chlorotoluron (C421600(P)), which is a herbicide.
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 Nelieu, S., et al.: Environ. Toxicol. Chem., 29, 2644 (2010), Aguilera-Luiz, M., et al.: Anal. Bioanal. Chem., 399, 2863 (2011),

Applications cis-1,2,3,6-Tetrahydrophthalimide-3,3,4,5,6,6-d6 (CAS# 203578-24-9) is a useful isotopically labeled research compound.

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 n-Dotriacontane-d66 (CAS# 62369-68-0) is a useful isotopically labelled research compound. It has been studied as a potential generator to supply charged particles to plastic nuclear track detectors for high-energy neutrons.
References Oda, K., et al.: Radiation Measurements, 36, 119 (2003)

Applications Hexanoic-5,5-d2 Acid (CAS# 55320-68-8) is a useful isotopically labeled research compound.

Applications n-Undecyl-1,1,2,2-d4 Alcohol (CAS# 1219803-47-0) is a useful isotopically labeled research compound.

Stability Hygroscopic
Applications Labelled 1,4-Dinitrosopiperazine. N,N'-Dinitrosopiperazine (DNP) induces nasopharyngeal carcinoma (NPC) and shows organ specificity to the nasopharyneal epithelium.
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 Lanier, A., et al.: Cancer, 46, 2100 (1980), Waalkes, M., et al.: Carcinogenesis, 25, 133 (2004), Toth, E., et al.: Int. J. Cancer, 121, 1744 (2007),

Applications Thiamine hydrochloride phosphate-d3 was used as a reagent in the redn. of cytochrome c in its reaction with thiamine and its structural analogs.
References Vovk, A. I, et al.: Russian J. of Gen. Chem. 72(11), 1808-1812. (2002)

Applications n-Pentacosane-d52 (CAS# 121578-13-0) is a useful isotopically labeled research compound.

Applications 1-Hexanol-d11 is the labelled analogue of 1-Hexanol (H281220), a perturbing agent on actomyosin ATPase and and was found to modulate the function of actomyosin motor via intermediate-specific structural perturbation.
References Komatsu, H., et al.: J. Muscle. Res. Cell. Motil., 25, 77 (2004); Hua, J.F., et al.: J. Insect. Physiol., 59, 690 (2013);

Applications 6-Nitrodopamine-d4 is the labeled analogue of 6-Nitrodopamine(N493722), a reagent used in the detection of cancer biomarker prostate specific antigen (PSA).
References Li, H., et. al.: Biosensors Bioelectronics, 26, 3044 (2011)

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 N-(2-Hydroxyethyl)nitotinamide-d4 is labelled N-(2-Hydroxyethyl)nitotinamide (H942365), an intermediate used to prepare oxadiazole oxide derivatives as vasodilators. It is also a derivative of Nicorandil (N398500) which is an antiaginal.
References Boschi, D., et al.: Bioorg. Med. Chem., 8, 1727 (2000); Nagai, H., et al.: Chem. Pharm. Bull., 32, 1063 (1984); Ma, C., et al.: J. Pharm. Biomed. Anal., 47, 677 (2008)

Applications Used as an insecticide.
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 Labelled O,O-Diethyl Dithiophosphate (D444265). Used in the synthesis of novel phosphorothioates and phosphorodithioates as cholinesterase inhibitor.
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 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),

Applications Isotope labelled Ethyl Butyrate is used in the preparation of novel 2-cyanopyrimidines as cathespin K inhibitors. Also used in the synthesis of pyridobenzimidazole derivatives exhibiting antifungal activity by the inhibition of β-1,6-glucan.
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 By Rankovic, Z. et al.: Bioorg. Med. Chem. Lett.,, 20, 1524 (2010); Takeshita, H. et al.: Bioorg. Med. Chem. Lett., 20, 3893 (2010);

Applications A labelled metabolite of Dichloropropanols.
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 Velisek, J., et al.: J. Agric. Food Chem., 28, 1142 (1980), Johnson, J., et al.: Anal. Chem., 62, 2162 (1990),

Applications Regorafenib-d3 is the isotope labelled analog of Regorafenib (R143000); a compound that inhibits PDGFR tyrosine kinase with IC50=83nM and is useful for the treatment of inflammation. Also an anti-proliferative agent.
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 Leuner, C., et al.: Eur. J. Pharm. Biopharm., 50, 47 (2000)

Applications Bis(4-hydroxyphenyl) Sulfone-d4 is the isotope labelled compound commonly used as a reactant in epoxy reactions and is also used as a latent thermal catalyst for epoxy resin.
References Fu, J.W., et al.: Adv. Mat. Rsch., 266, 1022 (2011); Li, J.X., et al.: Polymers. Adv. Tech., 23, 803 (2012);

Applications Isotope labelled Molinate (M486477), which is a herbicide that is used to control broad-leaved and grassy plants in rice and other crops (1,2). Drinking water contaminant candidate list 3 (CCL 3) compound as per United States Environmental Protection Agency (EPA), environmental, and food contaminants.
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 1. Nacher-Mestre, J. et al.: J. Agri. Food. Chem. 2014 Mar 12;62(10):2165-742. Sugrue, E. et al.: Appl. Environ. Microbiol. 2015 Apr;81(7):2612-24.

Stability Moisture Sensitive
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
References Hassanabadi, A., Zhiani, R., et. al.: J. Chem. Res., 37, 458 (2013); Zhang, Q., et. al.: Plant. Biotech., 29, 103 (2012)

Applications 4-Nitrophenol-13C6 is an intermediate in the synthesis of labelled 4-Aminophenol (A618920). It is also a nephrotoxic metabolite of Acetaminophen (A161220) and Phenacetin (P294580) (1,2).
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 (1) Watanabe, et al.: Drug Metab. Dispos., 38, 1532 (2010)(2) Batuta, S. and Begum, N. A. Synth. Commun. 47, 137-147 (2017)

Applications Thiourea-13C is an isotope labelled version of Thiourea (T375450). Hyperpolarized Thiourea-13C is used as an analyte in the real-time in vivo detection of hydrogen peroxide.
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 Wibowo, Arif, et al.: ACS Chem. Bio., 12(7), 1737-1742 (2017)

Applications Tris(2-butyloxyethyl)phosphate-d27 is the isotope analog of Tris(2-butyloxyethyl)phosphate. Tris(2-butyloxyethyl)phosphate,is an organophosphate, that can be used in the preparation of flame retardant, such as viscose fiber.
References Wang, Y., et al.: Fangzhi Xuebao, 33, 16 (2012); Xiaoshan, L. et al.: Aquatic Toxicology, 114, 173 (2012);

Applications 1,4-Dichlorobutane-d8 (CAS# 83547-96-0) is a useful isotopically labeled research compound.

Applications n-Docosane-d46 (CAS# 260411-88-9) is a useful isotopically labeled research compound.

Applications A labelled metabolite of Mazindol. An imidazolinylphenyl ketone derivatives as antidepressants and diuretics.
References Guengerich, F., et al.: Chem. Res. Toxicol., 14, 611 (2001), Murray, S., et al.: Xenobiotica, 31, 135 (2001), Lewis, D., et al.: Drug Metab. Rev., 34, 55 (2002), de Graaf, C., et al.: J. Med. Chem., 48, 2725 (2005),

Applications Used as a solvent for natural and synthetic resins, gums, cellulose esters and ethers, paints, varnishes, nail enamels and lacquers, cement for Celluloid. Also, it is used as stabilizer.
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 Smyth, H.F., et al.: J. Ind. Hyg. Toxicol., 30, 63 (1948),

Applications Bezafibrate-d4 (cas# 1189452-53-6) is a compound useful in organic synthesis.

Applications D-Tyrosine-d2 is deuterium labelled D-Tyrosine (T899970). D-Tyrosine, the stereoisomer to L-Tyrosine (T899975), is an amino acid used in various organic syntheses for antibiotics. It is used in the synthesis of (-)-anisomycin, as well as BATSI (boronic acid transition state inhibitors) which act on β-lactamases. It has also been studied as an inhibitor of microbial growth on surfaces, reducing microbial attachment to hydrophillic glass and hydrophobic polypropylene surfaces.
References Li, Ji. et al.: Chin. Chem. Lett., 23, 647 (2012); Xu, H. et al.: Water Res., 45, 5796 (2011); Ke, W. et al.: Antimicrob. Agents Chemother., 55, 174 (2011)

Applications Labelled Sulfamonomethoxine. Protein binding. Inhibitor of enzyme. Sulfamonomethoxine and Trimethoprim are used for treating porcine unknown hyperpyrexia.
References Bridges, et al.: Biochem. J., et al.: 96, 829 (1965), Hong, Y.-L., et al.: Antimicrob. Agents Chemother., 39, 1756 (1995)

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

Applications Simazine-d10 is the isotope labelled analog of Simazine (S465900); a selective pre-emergence herbicide.
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 Bailey, G.W., et al.: Residue Rev., 10, 97 (1965); Chun, O., et al.: Food Chem. Toxicol., 41, 1063 (2003); Berrada, H., et al.: Food Control., 21, 36 (2010)

Applications Anthracene-d10 is an isotope labelled analogue of Anthracene (A678400), an polycyclic aromatic hydrocarbon found readily as an component in coal tar. Anthracene is also used in the preparation of various dyes.
Not a dangerous good if item is equal to or less than 1g/ml and there is less than 100g/ml in the package

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 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 Labelled N-Nitrosopiperidine (N545370). A carcinogenic nitrosocompound.
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 Bos, J., et al.: Cancer Res., 49, 4682 (1989), Wong, H., et al.: Carcinogenesis, 24, 291 (2003), Gonzalez-Mancebo, S., et al.: Mutat. Res., 558, 45 (2004), Gonzalez, M., et al.: Bioorg. Med. Chem., 13, 601 (2005),

Applications Isotope labelled analogue of p-Tolyl Sulfate Potassium Salt (T536805), a representative retained toxin that shows a high level of toxicity.
References Cuoghi, A., et al.: Anal. Bioanal. Chem., 404, 2097 (2012); Wu, I.W., et al.: Nehphrol. Dial. Transplan., 27, 1169 (2012);

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 Indole-4,5,6,7-d4 is a labelled analogue of Indole (I577320), which can be used in perfumes and in the synthesis of tryptophan. It is also an intermediate in synthesizing Indoleacetic Acid-13C6 (I577343), which has the potential to be used in anti-cancer therapy in conjunction with horseradish peroxidase (HRP).
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 Kawano, T. et al.: Gen. Hypo. 60, 664 (2003);

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 Oxalic Acid, Disodium Salt (1,2-13c2, 99%) (cas# 260429-91-2) is a useful research chemical.

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 Thiobencarb-d10 (diethyl-d10) (CAS# 1219804-12-2) is a useful isotopically labeled research compound.

Applications A labelled form of Fenoxycarb (F248870), a carbamate insect growth regulator by preventing immature insects from reaching maturity by mimicking juvenile hormone. Used as a standard for Pesticide detection. Fenoxycarb is also used in cannabis testing kits as a component of pesticide mixes (P698235).
References El-Saeid, M.H., et al.: J. Chem., 10, (2013); Coors, A., et al.: Environ. Toxicol. Chem., 31, 1239 (2012);

Applications Succinic Acid-1,4-13C2 (cas# 79864-95-2) is a compound useful in organic synthesis.

Applications 4,5-Dimethyl-3-hydroxy-2(5H)-furanone-13C2 is a labelled analogue of 4,5-Dimethyl-3-hydroxy-2(5H)-furanone (D473600). 4,5-Dimethyl-3-hydroxy-2(5H)-furanone is a fragrant compound that is a key indicator of maple syrup urine disease, a disorder affecting newborn children that is the result of its inability to properly metabolize Valine (V094205), Leucine (L330110) and Isoleucine (I820175). 4,5-Dimethyl-3-hydroxy-2(5H)-furanone is naturally found in fenugreek seeds, and is an odourant present in sherry wines.
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 Blank, I., et al.: Prog. Flav. Prec. Stud., No vol. given, 103 (1993); Guerra, P. & Yaylayan, V.: J. Agr. Food Chem., 59, 4699 (2011); Mackenzie, D. & Woolf, L.: Brit. Med. J., 1, 90 (1959); Podebrad, F., et al.: J. Inh. Metab. Dis., 22, 107 (1999)

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

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),

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 Sodium Acetate-d3, is the labeled analogue of Sodium Acetate, the sodium salt of acetic acid, with a wide range of uses. Sodium Acetate is used in the textile industry to neutralize sulfuric acid waste streams, and as a photoresist while using aniline dyes. Sodium Acetate may be added to foods as a seasoning.
References Clayden, j., et al.: Org. Chem., 1st ed. (2001);

Applications o-Anisidine is a highly toxic environmental pollutant and digestive system carcinogen. It is also a toxin that has been identified to be present in cigarettes.
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 Coggins, C.R.E. et al.: Inhal. Toxicol., 23, 41 (2011); Dracinska, H. et al.: Neuroendorinol. Lett., 27, 9 (2006); Naiman, K. et al.: Neuroendocrinol. Lett., 31, 36 (2010);

Applications 4-Desacetamido-4-chloro Andarine-D4 is a labelled analogue of 4-Desacetamido-4-chloro Andarine (D289535). 4-Desacetamido-4-chloro Andarine is a Selective Androgen Receptor Modulator (SARM) that has potential use for treatment of androgen related diseases such as muscle wasting and osteoporosis. 4-Desacetamido-4-chloro Andarine also a derivative of Andarine (A637470), a non-steroidal SARM that is used by athletes to enhance performance.
References Jones, A., et al.: Endocrinology, 150, 385 (2009); Marhefka, C., et al.: J. Med. Chem., 47, 993 (2004); Thomas, A., et al.: Rapid Comm. Mass Spec., 24, 1124 (2010)

Applications Furfural-3,4,5-d3 (CAS# 53599-40-9) is a useful isotopically labeled research compound.

Stability Air Sensitive
Applications 2,4-Xylidine-d6 is labelled 2,4-Xylidine (X749690) which is an aniline derived chemical reagent used in the synthesis of antiarrhythmic compounds. It is also used as a reactant in the synthesis of anticonvulsants.
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 Kalinin, D. et al.: Eur. J. Med. Chem., 63, 144 (2013); Ragavendran, J. et al.: Eur. J. Med. Chem., 42, 146 (2007);

Applications Isotope Labelled 1-Nitrosopyrrolidine (N545950), which is one of the N-nitroso compounds (NOCs) implicated in human colon carcinogenesis, but the toxicological mechanisms involved have not been elucidated. Drinking water contaminant candidate list 3 (CCL 3) compound as per United States Environmental Protection Agency (EPA), environmental, and food contaminants.
References 1. Singer, S. et al.: J. Med. Chem. 1985 Aug;28(8):1088-93.2. Tomatis, L. et al.: Carcinogenesis. 1997 Jan;18(1):97-105.3. Helguera, A. et al.: Toxicol Appl Pharmacol. 2007 Jun 1;221(2):189-202.

Applications 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 N-Iodoacetyltyramine (I685880) is used in iodine-125 labelling of various molecules for chemical analysis.
References Lin, C. et al.: Anal. Biochem., 179, 389 (1989);

Applications Labelled Propafenone (P757500) impurity.
References Kitagawa, S., et al.: Biol. Pharm. Bull., 29, 1 (2006), Boccard, J., et al.: Eur. J. Pharm. Sci., 36, 254 (2009)

Applications Isotope labelled 2-Toluidine (T536205) is a carcinogenic and toxic aromatic amine and is a potential bladder cancer risk, surmised from urine assessment and analysis (1). It is contained in hair dye, henna and dyed hair samples (2,3). Possible mutagen (4). Drinking water contaminant candidate list 3 (CCL 3) compound as per United States Environmental Protection Agency (EPA), environmental, and food contaminants.
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 1. El-Bayoumy, K. et al.: Cancer Res. 1986 Dec;46(12 Pt 1):6064-7.2. Turesky R. et al.: Chem. Res. Toxicol. 2003 Sep;16(9):1162-73.3. Andrew, A. et al.: Int. J. Cancer. 2004 Apr 20;109(4):581-6.4. Kirkland, D. et al.: Mutat. Res. 2005 Dec 30;588(2):88-105.

Applications A labelled imidazole, a versatile heterocycle used in the preparation of various biologically active compounds such as the amino acid histidine and is present in many antifungal medication. It is also used extensively as a corrosion inhibitor on transition metals such as copper.
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 Arispe, N. et al.: Biophys. J., 95, 4879 (2008); Troesken, E.R. et al.: Endo. Res., 30, 387 (2004); Otmacic Curkovic, H. et al.: Corr. Sci., 51, 2342 (2009);

Applications Triethanolamine-d15 (CAS# 73205-32-0) is a useful isotopically labeled research compound.

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

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.
References Ward, Y., et al.: J. Med. Chem., 45, 5471 (2002); Wilkerson, W., et al.: J. Med. Chem., 40, 4079 (1997)

Applications L-(+)-Lactic Acid-13C3 Sodium Salt is the isotope labelled analog of L-(+)-Lactic Acid Sodium Salt. Sodium Salt of 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.
References Borsook, et al.: J. Biol. Chem., 102, 449 (1933); Brin, M., et al.: Ann. N.Y. Acad. Sci., 119, 851 (1965);

Applications Thiodiglycolic Acid-d4 acts as a reagent for the synthesis of metabolites of S-carboxymethyl-L-cysteine and S-methyl-L-Cysteine and of some isotoically labelled (2H, 13C) analogs.
References Meese, C. O., et al.: Archiv der Pharmazie, 323, 957 (1990)

Applications Labelled Dimethyl Phosphate (D477600). Used in the synthesis of L,L- and L,D-di-myo-inositolphosphates.
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 Stieglitz, K., et al.: J. Biol. Chem., 277, 22863 (2002),

Stability Hygroscopic
Applications 5-​Methyl-2,​4(1H,​3H)​-​pyrimidinedione-​2-​13C-​1,​3-​15N2 is an intermediate in synthesizing 5-Methyl-2’-deoxy Cytidine-13C,15N2 (M295904). It is an isotopic analog of 5-Methyl-2’-deoxy Cytidine (M295900), a Cytidine (C998300) analog and also an isostere of Thymidine (T412000).
References Sabini, E., et al.: J. Med. Chem., 51, 4219 (2008), Sabini, E., et al.: J. Mol. Biol., 378, 607 (2008)

Applications 2-Butan-3,3,4,4,4-d5-ol was used to prepare and oxidize 3,3-disubstituted cyclobutenes.
References Curry, M., et al.: J. Chem. Soc., 10, 1391 (1980)