Composés deutérés

<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 Formetanate-d6, Hydrochloride (cas# 1185240-24-7) is a compound useful in organic 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></p>

<p>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.<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 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.<br></p>

<p>Applications L-Valine (1-13c, 99%) (cas# 81201-85-6) is a useful research chemical.<br></p>

<p>Applications Adipic Acid-13C6 is labelled Adipic Acid (A291590) which is primarily used in the synthesis of nylon. It has been used as a reagent in the solid-state polymerization of nylon analogs.<br>References Kim, Y. et al.: Ind. Eng. Chem. Res., 51, 15801 (2012)<br></p>

<p>Applications Triclabendazole Sulfone-D3 is a stable isotopically labelled metabolite of Triclabendazole (T774175), an anthelmintic.<br>References Wolff, K., et al.: Vet. Parasitol., 13, 145 (1983)<br></p>

<p>Applications Tralomethrin-d5, is the labeled analogue of Tralomethrin (T712400), which is a pyrethroid insecticide. It is effective against most members of class Arachnida as well as insects.<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 Laskowski, D.A., et al.: Review Env. Conatmin. Toxic., 174, 49 (2002); Tanaka, Y., et al.: Shokuhin Eiseigaku Zasshi, 41, 335 (200);<br></p>

<p>Applications A deuterated alcohol used in the study of lignite liquefaction.<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 Kuznetov, P.N. et al.: Fuel, 70, 559 (1991);<br></p>

<p>Applications p-Bromofluorobenzene-d4 is the isotope labelled analog of p-Bromofluorobenzene (B684545); a dihalogenated benzene used in the preparation of pharmaceutical compounds such as atypical antipsychotic agents.<br>References Sunil K.I.V. et al.: Beil. J. Org. Chem., 7, 29 (2011); Li, W. et al.: Adv. Mat. Res., 236, 2594 (2011)<br></p>

<p>Applications Labelled Hexanal. Used in the enzymic synthesis of (R)- and (S)-1-deuteriohexanol.<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 Tsai, A., et al.: J. Biol. Chem., 267, 17753 (1992), Glickman, M., et al.: Biochemistry, 35, 12882 (1996),<br></p>

<p>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.<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 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);<br></p>

<p>Applications A labelled metabolite of Amodiaquine (A634200), an antimalarial.<br>References Bayliss, M., et al.: Xenobiotica, 29, 253 (1999), Projean, D., et al.: Drug Metab. Dispos., 31, 748 (2003), Bray, P., et al.: Mol. Microbiol., 56, 323 (2005), Xiang, H., et al.: J. Pharm. Sci., 95, 2657 (2006),<br></p>

<p>Applications Irbesartan-d6 is deuterium labelled Irbesartan (I751000) which is an angiotensin II type 1 (AII1)-receptor antagonist.<br>References Gillis, J.C. and Markham, A.: Drugs, 54, 885 (1997); Chando, T.J., et al.: Drug. Metabol. Dispos., 26, 408 (1998),<br></p>

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

<p>Applications A labelled inactive metabolite of Prasugrel (P701150).<br>References Sugidachi, A., et al.: Br. J. Pharmacol., 129, 1439 (2000); Takahashi, S., et al.: J. Pharm. Sci., 97, 5434 (2008); Williams, E., et al.: Drug Metab. Dispos., 36, 1227 (2008); Hagihara, K., et al.: Xenobiotica, 39, 218 (2009);<br></p>

<p>Applications 1,4-Butane-1,1,2,2,3,3,4,4-d8-diamine (D416027) is a labelled isotope of 1,4-Diaminobutane (D416025). It is an amino acid degradation product. Used in the preparation of hexahydropyrimidines as novel hepatitis C virus inhibitors. Also a reagent in the synthesis of antibacterial castor oil-based polyurethane membranes.<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 Hwang, J. et al.: Eur. J. Med. Chem., 70, 315 (2013); Yari, A. et al.: J. Biomed. Mat. Res., 102A, 84 (2014);<br></p>

<p>Applications Labelled Glycidol. Stabilizer in manufacturing of vinyl polymers; intermediate in synthesis of glycerol, glycidyl ethers, and amines; additive for oil and synthetic hydraulic fluids; epoxy resin diluent.<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 Hiles, R.A., et al.: Food Cosmet. Toxicol., 19, 347 (1981), Thompson, E.D., et al.: Food Chem. Toxicol., 22, 665 (1984),<br></p>

<p>Applications Ethanolamine-d7 (CAS# 1219802-89-7) is a useful isotopically labeled research compound.<br></p>

<p>Applications Betaine-d3 Hydrochloride is a useful gastric acidifier.<br>References Wilcken, D.E., et al.: N. Engl. J. Med., 309, 448 (1983),<br></p>

<p>Applications Isotope labelled Ammelide (A633650), which is a metabolite of Melamine (1) (M208700), which acts as a non-protein nitrogen food additive (2). Also present in pet foods as well (3). Drinking water contaminant candidate list 3 (CCL 3) compound as per United States Environmental Protection Agency (EPA). Environmental contaminants; Food contaminants.<br>References 1. Mast R. et al.: Food Chem Toxicol. 1983 Dec;21(6):807-10. 2. Ehling S. et al.: Food Addit. Contam. 2007 Dec;24(12):1319-25.3. Vail T. et al.: J Anal Toxicol. 2007 Jul-Aug;31(6):304-12.<br></p>

<p>Applications Suberyl glycine-d4 is deuterium labelled Suberylglycine (S688755), which is one of the acylglycines, an important class of metabolites that have been used in the diagnosis of several inborn errors of metabolism (IEM).<br>References Costa, C., et al.: J. Pharmaceut. Biomed. Anal., 21, 1215 (2000); Garcia-Villoria, J., et al.: Clin. Biochem., 42, 2 (2009); Scalbert, A., et al.: Metabolomics, 5, 435 (2009)<br></p>

<p>Applications Nitrogen 15 labelled analogue of Adenosine (A280400), a purine nucleoside that plays an important role in various biochemical processes.<br>References Long, X., et al.: J. Pharmacol. Exper. Ther., 335, 781 (2010); Ham, M., et al.: J. Pharmacol. Exper. Ther., 335, 607 (2010)<br></p>

<p>Applications 2-Chloronaphthalene-d7 (CAS# 93951-84-9) is a useful isotopically labeled research compound.<br></p>

<p>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.<br>References Borsook, et al.: J. Biol. Chem., 102, 449 (1933); Brin, M., et al.: Ann. N.Y. Acad. Sci., 119, 851 (1965);<br></p>

<p>Stability Volatile<br>Applications Labelled 2,5-Dimethylfuran (D473050). It is an ideal marker for detecting cigarette smoke.<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 Spitzer, W., et al.: Clin. Invest. Med., 13, 17 (1990), Alonso, M., et al.: Anal. Bioanal. Chem., 396, 2989 (2010),<br></p>

<p>Applications Vardenafil oxopiperazine-D6 is a labelled analogue of Vardenafil oxopiperazine (V098030)<br></p>

<p>Applications Griseofulvin-d3 is the labeled analogue of Griseofulvin (G787500), an antifungal drug. It is used both in animal and in humans, to treat rigworm infections of the skin and nails. It is derived from the mold Penicillium griseofulvum.Environmental contaminants; Food contaminants<br>References Oxford, et al.: Biochem. J., 33, 240 (1939); Townley, E.R., et al.: Anal. Profiles Drug Subs., 8, 219 (1979)<br></p>

<p>Applications Acetoin-13C4 is the labeled analogue of the unlabeled (A163775), which is used in food flavoring and fragrances and is also found in some fruits and vegetables.<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 Dutta, S.M. et al.: Ind. J. Dairy Sci., 24, 107 (1971);<br></p>

<p>Applications A deuterated metabolite of Crotonaldehyde.<br>References Gray, J.M., and Barnsley, E.A.: Xenobiotica, 1, 55 (1971),<br></p>

<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 A labelled metabolite of Mazindol. An imidazolinylphenyl ketone derivatives as antidepressants and diuretics.<br>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),<br></p>

<p>Applications 5-Hydroxy Propafenone Hydrochloride-d5 is a labeled analogue of 5-Hydroxy Propafenone Hydrochloride (H952450), a metabolite of Propafenone (P757500), a sodium channel blocker. Antiarrhythmic (class IC).<br>References Hege, H.G., et al.: Eur. J. Drug Metab. Pharmacokinet., 9, 41 (1984); Hollmann, M., et al.: Arzneim.-Forsch., 33, 763 (1983); Bryson, H. M., et al.:Drugs, 45, 85 (1993); Rae, A. P., et al.: Am. J. Cardiol., 82, 59N (1998)<br></p>

<p>Stability Hygroscopic<br>Applications Labelled N-Nitrosopiperazine (N545350). A carcinogenic nitrosocompound.<br>References 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),<br></p>

<p>Applications Propoxyphenyl-​thiohydroxyhomosilde​nafil-d4 is labelled Propoxyphenyl-thiohydroxyhomosildenafil (P831630), an analogue of Hydroxythiohomo Sildenafil (H963150).<br>References Balayssac, S., et. al.: J. Pharmaceut. Biomed., 63, 135 (2012)<br></p>

<p>Stability Hygroscopic, Light Sensitive<br>Applications 13C-labelled Phenol (P318000).<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>Stability Hygroscopic<br>Applications d4-Succinic Acid is a useful reagent as an internal standard for GC/MS analysis.<br>References Schummer, C., et al.: Talanta, 77, 1473 (2009);<br></p>

<p>Applications Nonanoic-6,6,7,7-d4 Acid (CAS# 1219795-27-3) is the labelled version of n-Nonanoic Acid (N649385(P)), which is commonly used in conjunction with glyphosate, a non-selective herbicide, for a quick burn-down effect in the control of weeds in turfgrass. It is also used in the preparation of plasticizers and lacquers.<br>References Pline, W., et al.: Weed Technol., 14, 667 (2000); Frade, J., et al.: Anal. Bioanal. Chem., 395, 2167 (2009);<br></p>

<p>Applications Labelled N-Nitrosodiisobutylamine (N525610). N-Nitrosodiisobutylamine is a nitrosoamine compound that shows carcinogenic effect.<br>References Scanlan, R., et al.: Cancer Res., 43, 2435 (1983), Spiegelhalder, B., et al.: Carcinogenesis, 4, 1147 (1983), Lijinsky, W., et al.: Mutat. Res., 443, 129 (1999), Robichova, S., et al.: Chem. Biol. Interact., 148, 163 (2004),<br></p>

<p>Applications 1-Naphthalenemethanol-d7 (cas# 1189876-86-5) is a compound useful in organic synthesis.<br></p>

<p>Applications N,N-Dimethylacetamide (D9, 99%) (cas# 16727-10-9) is a useful research chemical.<br></p>

<p>Applications Isotope labelled D-Glucitol is a sugar alcohol obtained from the reduction of glucose and is naturally found in various fruits such as apples, pears and peaches. D-Glucitol has been widely used as a sweetener, laxative, various medical applications and in cosmetic products.<br>References Wang, Z.J., et al.: Anal. BIoanal. Chem., 405, 3899 (2013); Vinarta, S.C., et al.: Carb. Poly., 92, 1107 (2013); Kaumanu, M.L., et al.: Soil. Biol. Biochem., 57, 644 (2013); Hailu, T., et al.: Anal. Biochem., 434, 181 (2013);<br></p>

<p>Applications N1-Acetylspermidine-d3 Dihydrochloride is the isotope labelled analog of N1-Acetylspermidine Dihydrochloride (A187845); an analog of Spermidine (S680400) which is an antineoplastic.<br>References Bergeron, R. et al.: J. Med. Chem, 40, 1475 (1997)<br></p>

<p>Applications 1,4-Butane-2,2,3,3-d4-diamine 2HCl (CAS# 88972-24-1) is a useful isotopically labeled research compound.<br></p>

<p>Applications Diphenyl p-Hydroxyphenyl Phosphate-d10 is the deuterated form of Diphenyl p-Hydroxyphenyl Phosphate (D492418), which is a phosphorus flame retardant additive.<br>References Kojima, H., et al.: Toxicology Letters, 245, 31-39. (2016);<br></p>

<p>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.<br>References Wang, Y., et al.: Fangzhi Xuebao, 33, 16 (2012); Xiaoshan, L. et al.: Aquatic Toxicology, 114, 173 (2012);<br></p>

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

<p>Applications The compund has cytotoxic effects. Labelled Norharmane.<br>References Elfarra, A., et al.: Drug Metab. Dispos., 26, 779 (1998), Da Costa, A., et al.: Biocell, 23, 65 (1999), Janetzky, B., et al.: Drug Dev. Res., 46, 51 (1999), Kutty, R., et al.: Toxicol. Appl. Pharmacol., 107, 377 (1991), Riederer, F., et al.: J. Neurochem., 81, 814 (2002), Schott, Y., et al.: Bioorg. Med. Chem. Lett., 16, 5840 (2006),<br></p>

<p>Applications Glutaric Acid (2,2,4,4-D4, 98%) (cas# 19136-99-3) is a useful research chemical.<br></p>

<p>Applications L-Methionine Sulfoxide 13C1 is a labelled analogue of L-Methionine Sulfoxide ( M260450). L-Methionine Sulfoxide ( M260450) an intermediate in the synthesis of the acyclic amino carboxylic acid L-Methionine sulfoximine.<br>References Lee, B., et al.: J. Biol. Chem., 283, 28361 (2008), Nordqvist, A., et al.: Bioorg. Med. Chem., 16, 5501 (2008);Balog, E., et al.: Biochem., 48, 3005 (2009);<br></p>

<p>Applications Labelled Mecoprop (M203052). Herbicide.<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 Gagne, F., et al.: Environ. Res., 103, 238 (2007), LaChapelle, A., et al.: Reprod. Toxicol., 23, 20 (2007),<br></p>

<p>Applications Isovaleric Acid Ethyl-d5 Ester is the labeled analogue of Isovaleric Acid Ethyl Ester (I917575), an odorant found in soy sauce.<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 Feng, Y., et. al.: Food Chem., 167, 220 (2015)<br></p>

<p>Applications 2,6-Dimethylphenol-13C8 is an isotope labelled analog of 2,6-Dimethylphenol-13C8. Similar to other xylenol compounds, 2,6-dimethylphenol is used in the synthesis of anti-oxidant compounds due to the phenol moiety in the structure. In addition, this compound is used as a a reactant in the synthesis of polyphenylene ether polymers.<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 Carrillo, A. et al.: ANTEC. Soc. Plas. Eng., 69, 945 (2011); Guillen, M. et al.: J. Agri. Chem., 47, 3016 (1999); Guillen, M. et al.: J. Agri. Chem., 46, 1276 (1999);<br></p>

<p>Stability Hygroscopic<br>Applications Guaiacol-beta-D-glucopyranoside-d3, is a labeled analogue of Guaiacol-beta-D-glucopyranoside (G245565), a Guaiacol Conjugate, that has shown to present in fermentation of grapes that had been exposed to bushfire smoke and can potentially yield unpalatable, smoke-affected wine.<br>References Hayasaka, Y.m et al.: J. Arg. Food Chem., Vol. 58, Issue 4, P: 2076; 2081 (2010);<br></p>

<p>Applications Gefitinib-d6 is the labeled version of Gefitinib (G304000), which is an antineoplastic.<br>References Anderson, N.G., et al.: Int. J. Cancer, 94, 774 (2001), Hirata, A., et al.: Cancer Res., 62, 2554 (2002), Kris, M.G., et al.: J. Am. Med. Assoc., 290, 2149 (2003), Tamura, K., et al.: Expert Opin. Pharmacother., 6, 985 (2005)<br></p>

<p>Applications Isotope labelled analog of α-D-Galactose 1-Phosphate, the phosphate conjugate of α-D-Galactose (G155260), a natural aldohexose which is ubiquitous in bacteria, plants, and animals, including human brains.<br>References Sang, J.L., et al.: J. Bacteriol., 190, 7932 (2008);<br></p>

<p>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.<br>References Fu, J.W., et al.: Adv. Mat. Rsch., 266, 1022 (2011); Li, J.X., et al.: Polymers. Adv. Tech., 23, 803 (2012);<br></p>

<p>Applications 4-Nitroaniline-2,3,5,6-D4 is a labelled analogue of 4-Nitroaniline (N490770). 4-Nitroaniline is used in the synthesis of photorefractive polymers, as novel chromophores in analytical study. As well, due to the absorption spectrum associated with 4-Nitroaniline, it is used to determine catechol derivatives in syntheses.<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 Nagaraja, P. et al.: J. Pharm. Biomed. Anal., 25, 417 (2001)<br></p>

<p>Applications Isotope labelled Resiquimod (R144680) is an imidazoquinoline derivative that acts as an immune response modifier. Resiquimod shows antitumor and antiviral activity and is used in the treatment of skin lesions such as herpes simplex virus. Resiquimod is a toll-like receptor 9 (TLR7) agonist.<br>References Wu, J.J. et al.: Antivir. Res., 64, 79 (2004); Fife, K.H. et al.: Antimicrob. Agents Chemother., 52, 477 (2008); Szeimies, R.M. et al.: Brit. J. Dermatol., 159, 205 (2008);<br></p>

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

<p>Applications Labelled Guanylurea. It is used for detecting and determining Ni and its separation from Co and other metals.<br>References Jacob, K.D., et al.: J. Agric. Res., 28, 37 (1924),<br></p>

<p>Applications Labelled Isoferulic Acid 3-O-β-D-Glucuronide, the glucuronide conjugate of Isoferulic Acid (H946180). Isoferulic Acid 3-O-β-D-Glucuronide is one of the circulating metabolites in human plasma after coffee consumption.<br>References Fumeaux, R. et al.: Org. Biomol. Chem., 8, 5199 (2010); Redeuil, K. et al.: J. Chrom. A, 1218, 4678 (2011);<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>Applications Flutolanil-d7 is a labeled analogue of Flutolanil (F599430), a fungicide that has been used for controlling brown patch on creeping bentgrass fairways.<br>References Daniels, J.P., Latin, R.: Plant Disease, 97, 1620 (2013)<br></p>

<p>Applications Ademethionine-d3 1,4-Butanedisulfonate, is a labeled analogue of Ademethionine 1,4-Butanedisulfonate (A280355), used in the synthesis of sulfonio-adenosyl-L-methionine (SAMe) salts.<br></p>

<p>Applications Isotope labelled benzene, an organic compound that is a natural constituent of crude oil and one of the most basic petrochemicals.<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 Feng, Z.X.. et al.: J. Phys. Chem. Lett. 4, 285 (2013); Pilling. M., et al.: Chem. Eng. Prog., 108, 32 (2012);<br></p>

<p>Stability Hygroscopic<br>Applications Labelled Cholesterol (C432501). Cholesterol is the principal sterol of the higher animals. Cholesterol was found in all body tissues, especial in the brain, spinal cord, and in animal fats or oils. Cholesterol is the main constituent of gallstones.<br>References Rosin, Z., et al.: Physiol. Chem., 124, 282 (1923), Schoenheimer, et al.: J. Biol. Chem., 105, 355 (1934), Gemant, et al.: Life Sci., 1, 233 (1962), Johnson, K., et al.: 4, 457 (1964),<br></p>

<p>Applications Labelled analogue of Procaine, a local anesthetic of the amino ester group that is primarily used as a topical anesthetic. Procaine is also used to control the pain of intramuscular injection of penicillin as well as in dentistry.<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 Kania, B.H. et al.: Pol. J. Vet. Sci., 6, 279 (2003); Jussi, L. et al.: Cont. Derm., 60, 150 (2009); Gangarosa, L.P. Sr.: J. Dent. Res., 60, 1471 (1981);<br></p>

<p>Applications Hexanoic-d11 Acid acts as a reagent in the synthesis of per-deuterated alkyl amines for preparation of deuterated organic pyromellitamide gelators.<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 Yepuri, N. R.; Tetrahedron Lett., 54, 2538 (2013)<br></p>

<p>Applications Intermediate in the preparation of labelled Modafinil (M482500).<br>References Kumar, C., et al.: Eur. J. Med. Chem., 44, 1223 (2009),<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 Clencyclohexerol-d10 is a labelled analog of Clenbuterol, a β-agonist which can be used as a growth promoter in farm animals.<br>References Maistro, S., et al.: Lancet, 346, 180 (1995); Vanoosthuyze, K., et al.: J. Agric. Food Chem., 45, 3129 (1997); Fiori, M., et al.: Anal. Chim. Acta, 529, 207 (2005); Salquebre, G., et al.: J. Anal. Toxicol., 31, 114 (2007);<br></p>

<p>Applications 2,2′,4,4′-Tetrahydroxybenzophenone-d4 is an isotopic analog of 2,2′,4,4′-Tetrahydroxybenzophenone (T295900), a benzophenone-type UV filter with known or suspected endocrine disrupting properties detected in surface waters, sunscreens, personal care products, clothing and food packaging. It is used to protect the skin and materials from the adverse effects of UV-radiation.<br>References Wu, M., et al.: Ecotoxicol. Environ. Saf., 141, 235-241 (2017); Krause, M., et al.: Environ. Int., 99, 177-184 (2017); Jimenez-Diaz, I., et al.: J. Chromatogr. B Analyt. Technol. Biomed. Life Sci., 1035, 57-66 (2016)<br></p>

<p>Applications Diphenyl-2,2',4,4',6,6'-d6-amine (CAS# 99234-91-0) is a useful isotopically labeled research compound.<br></p>

<p>Stability Light and temperature Sensitive<br>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.<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 Horie, M. et al.: Yakug. Zas., 97, 805 (1977);<br></p>

<p>Applications Labelled nitro substituted piperazine.<br></p>

<p>Applications tert-Butyl-d9 4-Nitrophenyl Carbonate (cas# 1190006-35-9) is a compound useful in organic synthesis.<br></p>

<p>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.<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 By Rankovic, Z. et al.: Bioorg. Med. Chem. Lett.,, 20, 1524 (2010); Takeshita, H. et al.: Bioorg. Med. Chem. Lett., 20, 3893 (2010);<br></p>

<p>Applications 4-Ethylphenyl-d4 Sulfate Potassium Salt is the isotope labelled analog of 4-Ethylphenyl Sulfate Potassium Salt (E925865); a newly identified uremic substance.<br>References Kaori, K., et al.: J. Chromatogr. B, 878, 2997 (2010)<br></p>

<p>Applications Acetamide-2,2,2-d3 is used in infrared spectral studies and normal vibrations of acetamide and it’s deutrated analogs.<br>References Suzuki, I., et al.: Bull. Chem. Soc. of Jpn., 35, 1279 (1962); Knudsen, R., et al.: J. Mol. Struct., 321, 187 (1994)<br></p>

<p>Applications 1,10-Decanedioic-d16 Acid (CAS# 73351-71-0) is a useful isotopically labelled compound for studying saturated fatty acids.<br>References Yamada, T., et al.: Adv. Synth. Catal., 358, 3277 (2016)<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>Stability Volatile<br>Applications 2,5-Dimethylfuran-d6, is the labelled 2,5-Dimethylfuran (D473050). It is an ideal marker for detecting cigarette smoke.<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 Spitzer, W., et al.: Clin. Invest. Med., 13, 17 (1990), Alonso, M., et al.: Anal. Bioanal. Chem., 396, 2989 (2010),<br></p>

<p>Applications N-Methyldiethanolamine-13C,d3 Hydrochloride is isotopically labelled salt form of N-Methyldiethanolamine (M301625), which is used as a reagent in the synthesis of broad-spectrum antimicrobial polycarbonate hydrogels with fast degradability. It is also used as a reagent in the synthesis of dihydroxy quaternary ammonium salts with long chain alkyl bromides that can exhibit antibacterial and antifungal activity.<br>References Pascual, A., et al.: Biomacromolecules, 16, 1169 (2015); Liu, W., et al.: Chem. Biol. Drug Des., 85, 91 (2015);<br></p>

<p>Applications DL-Histidine-alpha,beta,beta-d3 (CAS# 344299-50-9) is a useful isotopically labeled research compound.<br></p>

<p>5-(Hydroxymethyl)-2’-deoxycytidine is an activator that can be used in the synthesis of nucleosides and phosphoramidites. It is a novel compound that has antiviral, anticancer, and ribonucleoside activities. 5-(Hydroxymethyl)-2’-deoxycytidine is a monophosphate derivative that can be used to synthesize diphosphates, which are important for DNA replication. The drug has been shown to have anticancer properties against breast cancer cells. It also inhibits the growth of leukemia cells by preventing the synthesis of DNA and RNA.</p>

<p>Sex pheromone inhibitor IPD1 is an antibody that inhibits the production of sex pheromones by Streptococcus faecalis. It is used to diagnose and treat allergic diseases, such as atopic dermatitis or bronchial asthma. This antibody binds to a protein called polypide, which is involved in the synthesis of sex pheromones, and inhibits its activity. It has been shown to inhibit the production of sex pheromones by Streptococcus faecalis when analyzed using an SDS-polyacrylamide gel electrophoresis method. Sex pheromone inhibitor IPD1 also binds to antibodies against streptococcus, acari, and other bacteria.</p>

<p>22-Fluorovitamin D3 is a synthetic analog of vitamin D3, which is derived from chemical synthesis involving fluorination at the C-22 position. This modification results in a compound that mimics the structure and activity of naturally occurring vitamin D3 but with altered pharmacokinetics and metabolic stability. The fluorine atom, due to its size and electronegativity, influences the binding affinity and activity of the compound at vitamin D receptors.</p>

<p>Diethylstilbestrol-d8 is a synthetic estrogen that is used as an analytical standard for the detection of 17β-estradiol and estrone. Diethylstilbestrol-d8 has been used to monitor the synthesis of estrogens in human tissues and to measure the effects of estrogen on target cells. It has been shown that this compound binds to the estrogen receptor, which mediates its effects in a similar manner as natural estrogens. Diethylstilbestrol-d8 is also used to determine if the estrogen receptors are present in a sample. This can be done by measuring the response of cells to diethylstilbestrol-d8 or by measuring its binding to any receptor sites in a sample. Diethylstilbestrol-d8 has also been shown to have anti-inflammatory properties, which may be due to its inhibition of prostaglandin synthesis.</p>

<p>6-Fluorovitamin D3 is a synthetic analog of vitamin D3, which is a modified form of the naturally occurring hormone known as cholecalciferol. This molecule is typically derived through chemical synthesis, incorporating a fluorine atom at a specific position on the vitamin D3 structure. The introduction of the fluorine atom is designed to enhance the stability of the compound and potentially alter its biological activity.</p>

<p>Albendazole-sulphone-D3 is an analyte that is extracted from a dispersive sulphoxide. It is extracted by an acetonitrile phase extraction and analyzed by liquid chromatography. Albendazole-sulphone-D3 has been shown to have anthelmintic properties, which are due to its ability to inhibit the synthesis of folic acid in nematodes. This drug binds to the acetylcholine receptor site on the worm's neuromuscular junction, preventing acetylcholine from accessing this site and causing paralysis. It has also been shown to be effective against roundworms (Ascaris lumbricoides), hookworms (Ancylostoma duodenale), and whipworms (Trichuris trichiura).</p>