Deuterated Compounds

<p>Applications D-Cellobiose-13C12 is the isotope labelled analogue of D-Cellobiose (C255000), a disaccharide consisting of two glucose in a beta 1-4 linkage.<br>References Yang, S.Q.. et al.: Carbo. Poly., 92, 784 (2013);<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 Hexanoic-2,2-d2 Acid (CAS# 55320-65-5) is a useful isotopically labeled research compound.<br></p>

<p>Stability Volatile<br>Applications 2,​2,​3,​3,​3-​Pentafluoropropanoic Acid-13C is the labeled analogue of 2,​2,​3,​3,​3-​Pentafluoropropanoic Acid (P227235), which is used in the analysis of gentamicin with Gemini column by liquid chromatographic (LC) methods. It was also used to prepare [(R)-(amino)(oxo)(fluorophenyl)butyl]tetrahydro(fluoroethyl)-1,2,4-triazolo[4,3-a]pyrazine using (fluoro)propanoic acid.<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 Manyanga, V., et al.: J. Pharm. Biomed. Analysis, 45, 257 (2007); Kim, D., et al.: J. Med. Chem., 48, 141 (2005)<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>Stability Hygroscopic<br>Applications Lauroyl-L-carnitine-d3 Hydrochloride is labelled Lauroyl-L-carnitine (L178680) which is a long-chain fatty ester of carnitine which is accumulated and released into the circulation, in fatty-acid oxidation defects. Pattern of Lauroyl-L-carnitine can be diagnostic for a number of ß-oxidation defects.<br>References Ventura, F., et al.: Clinica Chimica Acta, 281, 1 (1999); Pourfarzam, M., et al.: Clinical Chem,, 40, 2267 (1994); Schaefer, J., et al.: Pediatric Res., 37, 354 (1995)<br></p>

<p>Applications Isotope labelled Methanol (M276585), which is a common chemical reagent in organic synthesis participating in a variety of reactions. Used to prepare novel triazole-polyphenol hybrid compounds as FabG4 (Rv0242c) enzyme inhibitors for the treatment of Mycobacterium Tuberculosis (1). Also used in the synthesis of prodelphinidin B1/B2/B4 which display antitumor activities against prostate cancer cells.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. Banerjee, D. et al.: Org. Biomol. Chem. 2014 Jan 7;12(1):73-85.<br></p>

<p>Applications Labelled Benzothiazole. Various benzothiazole-benzamides synthesized were evaluated for their analgesic and antidepressant activities.<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 Porsolt, R., et al.: Nature, 266, 730 (1977), Foster, J., et al.: Bioorg. Med. Chem., 7, 2415 (1999), Caliendo, G., et al.: Eur. J. Med. Chem., 36, 517 (2001), Rana, A., et al.: Eur. J. Med. Chem., 43, 1114 (2008),<br></p>

<p>Applications sotope labelled m-Cresol (C781915) is one of the components that make up liquid rice hull smoke, and may contribute to its anti-inflammatory effects in mice.<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 Butyric-2,2-d2 Acid (CAS# 19136-92-6) is a useful isotopically labeled research compound.<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>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>Applications Labelled Glycerol (G598400). Glycerol is used both in sample preparation and gel formation for polyacrylamide gel electrophoresis. Glycerol (5-10%) increases the density of a sample so that the sample will layer at the bottom of a gel’s sample well. Glycerol is also used to aid in casting gradient gels and as a protein stabilizer and storage buffer component.<br>References Bartsch, W., et al.: Arzeim.-Forsch., 26, 1581 (1976),<br></p>

<p>Applications tert-Butyl Methyl-d3 Ether (CAS# 29366-08-3) is a useful isotopically labeled research compound.<br></p>

<p>Applications Tetramethylsilane-d12 (CAS# 18145-38-5) is a useful isotopically labeled research compound.<br></p>

<p>Applications Bromoacetic-2-13C Acid is the isotope labelled analog of Bromoacetic Acid (B679075); a relatively strong alkylating agent as well as a versatile building block used very commonly in organic synthesis. Bromoacetic acid has been shown to reversibly inhibit human erythrocyte carbonic anhydrase B.<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 Song, C. et al.: J. Org. Synth., 74, 8980 (2009); Kramer, S.P. et al.: J. Nat. Cancer Inst., 31, 297 (1963); Whitney, P.L. et al.: Eur. J. Biochem., 16, 126 (1970)<br></p>

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

<p>Applications N-Methyl-d3-formamide (CAS# 87955-92-8) is a useful isotopically labeled research compound.<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>Applications 4-Ethylphenol-2,3,5,6-d4,OD (CAS# 340256-40-8) is a useful isotopically labeled research compound.<br></p>

<p>Applications Labelled Succinic Anhydride is used in the synthesis of propanoyloxy derivatives used as drug absorption modifiers. In addition it is a reagent for novel non-carboxylate inhibitors of AKR1C3<br>References Coufalova, L. et al.: Steroids, 78, 435 (2013); Heinrich, D. et al.: Eur. J. Med. Chem., 62, 738 (2013);<br></p>

<p>Stability Hygroscopic<br>Applications Decanoyl-L-carnitine-d3 Chloride is the isotope labelled analog of Decanoyl-L-carnitine Chloride (D212580); a metabolite of L-Carnitine (C184110) which is an essential cofactor of fatty acid metabolism. Also required for the transport of fatty acids through the inner mitochondrial membrane.<br>References Mitchell, M.E., et al.: Am. J. Clin. Nutr., 31, 293 (1978); Lango, R., et al.: Cardiovasc. Res., 51, 21 (2001); Vaz, F.M., et al.: Biochem. J., et al.: 361, 417 (2002); Karlic, H., et al.: Nutrition, 20, 709 (2004)<br></p>

<p>Applications (±)-Mianserin-d3 HCl (methyl-d3) (CAS# 1219804-97-3) is a useful isotopically labeled research compound.<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 Isotope labelled Urethane (U82500), which is a naturally occurring contaminant in fermented foods, particularly wine, stone-fruit brandies, and bread. This substance is reasonably anticipated to be a human carcinogen (1) despite being an additive in some alcoholic beverages and foods (2). It binds covalently with DNA however due to its low unavoidable daily intake, it is considered of negligible concern (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. Mirvish, S. et al.: Adv. Cancer Res. 1968;11:1-42.2. Battaglia R. et al.: Food Addit Contam. 1990 Jul-Aug;7(4):477-96.3. Zimmerli B. et al.: Mutat Res. 1991 Mar-Apr;259(3-4):325-50.<br></p>

<p>Applications Octadecanoic-17,17,18,18,18-d5 Acid (CAS# 211443-83-3) is a useful isotopically labeled research compound.<br></p>

<p>Applications Daminozide-d4 is labelled Daminozide which is a plant growth regulator. Used as a standard for Pesticide detection, and cannabis testing.<br>References Moriya, M., et al.: Mutation Res. Genetic Toxicol. Testing, 116, 185 (1983); Rose, N., et al.: J. Med. Chem., 55, 6639 (2012); Narayanan, V., et al.: Analusis, 21, 107 (1993)<br></p>

<p>Stability Hygroscopic<br>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(butoxyethyl) Phosphate-d4 is an isotope labelled analog of Bis(butoxyethyl) Phosphate. Bis(butoxyethyl) Phosphate is used in biological studies as to study metabolism of phosphate flame retardants and plasticizers found in human liver fractions.<br>References Van den Eede, N., et al.: Toxicol. Lett., 223, 9 (2013)<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 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 Labelled Morpholine. Morpholines compounds used as selective inhibitors of cytochrome p450 2a13 in treatment of cancer. Salicylate as analgesic; antipyretic; anti-inflammatory.<br> E0<br>References Paladini, D., et al.: Biochem., 48, 5760 (2009), Bard, B., et al.: J. Med. Chem., 52, 3416 (2009),<br></p>

<p>Applications Labelled 1,2-Bis(2,4,6-tribromophenoxy)ethane (B585425). One of the major "novel" brominated flame retardants (NBFRs) from varous polymer materials. An environmental pollutant.<br>References Zhu, L., et al.: Environ. Sci. Technol., 40, 3711 (2006), Qui, X., et al.: Environ. Sci. Technol., 42, 31 (2008), Stone, R., et al.: Science, 325, 1055 (2009),<br></p>

<p>Applications Sodium DL-Lactate-2,3,3,3-d4 (60% w/w in H2O) (CAS# 344299-52-1) is a useful isotopically labeled research compound.<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 A labelled metabolite of Temozolomide, an antineoplastic.<br></p>

<p>Applications 2-Benzothiazolethiol-d4 (cas# 1346598-64-8) 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 Azoniaspironortropanol-d8 Chloride is the labeled analogue of Azoniaspironortropanol Chloride (A965125), an intermediate used for the synthesis of Trospium Chloride (T892800), an Antispasmodic, used in treatment of urinary incontinence.<br>References Antweiler, H., et al.: Arzneim.-Forsch., 16, 1581 (1966); Lux, G., et al.: Fortschr. Med., 96, 2113 (1978); Madersbacher, H., et al.: Br. J. Urol., 75, 452 (1995); Zinner, N.R., et al.: Expert Opin. Pharmacother., 6, 1409 (2005)<br></p>

<p>Applications Carbon (Amorphous) (13c, 99%) 97% Pure (cas# 14762-74-4) is a useful research chemical.<br></p>

<p>Applications Labeled 1-Iodoethane, which is used in a variety of organic chemical reactions including the synthesis if disubstituted α-amino acids through alkylation reaction. Also used in electrochemical reduction reactions in the preparation of carbamates.<br>References Feroci, M. et al.: J. Org. Chem., 72, 200 (2007); Xu, P. et al.: J. Org. Chem., 71, 4364 (2006);<br></p>

<p>Applications 1-Bromobutane-2,2-d2 (CAS# 55724-40-8) is a useful isotopically labeled research compound.<br></p>

<p>Applications Methoxyfenozide-d9 is deuterium labelled Methoxyfenozide (M262765). It is used primarily as an insecticide, and pesticide.<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 Zhao, Q., et al.: J. Agricul, Food Chem., 56, 10799 (2008);<br></p>

<p>Applications Triethylamine (D15, 98%) (cas# 66688-79-7) is a useful research chemical.<br></p>

<p>Applications Dibutyldiethyltin is an organotin compound that is an environmental pollutant that is present in sediment and sewage sludge.<br>References Mueller, M.D. et al.: Anal. Chem., 59, 617 (1987);<br></p>

<p>Applications Carbon 13 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 Cinnamic Acid-13C3 is the labelled analogue of Cinnamic Acid which is rac-form of trans-Cinnamic Acid (P336185) that is used in the synthesis of amides and esters through coupling reactions involving carboxylic acids and amines and N-methylation of amides and O-methylation of carboxylic acids.<br>References Kunishima, M. et al.: Tetrahedron, 55, 13159 (1999); Xia, Q. et al.: Org. Lett., 15, 3326 (2013);<br></p>

<p>Applications Labelled acetylsalicylic acid impurity B.<br>References Walter, M., et al.: Eur. J. Biochem., 1996, 239, 281 (1996), Bantignies, B., et al.: Plant Mol. Biol., 42, 871 (2000), Bais, H., et al.: J. Biol. Chem., 278, 32413 ( 2003), Finkler, C., et al.: Genetica, 124, 117 (2005),<br></p>

<p>Applications 1,2,4-Trichlorobenzene-d3 (CAS# 2199-72-6) is a useful isotopically labeled research compound.<br></p>

<p>Applications n-Octadecyl-d37 Alcohol (CAS# 204259-62-1) is a useful isotopically labeled research compound.<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 Herbicide used to control the spread of weedgrass.<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 Haith, D., et al.: Environ. Sci. Technol., 44, 6496 (2010), Jabran, K., et al.: Int. J. Agric. Biol., 12, 335 (2010), Rahaman, S., et al.: Environ. Ecol., 28, 1 (2010),<br></p>

<p>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.<br>References Schmidt, M. et al.: ChemMedChem., 8, 54 (2013);<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 Cyclopentanone-2,2,5,5-d4 (CAS# 3997-89-5) is a useful isotopically labeled research compound.<br></p>

<p>Applications Nonanal-d18, is the labeled analogue of Nonanal (N649330), a component of essential oils. Nonanal possesses a strong fruity odor. Essential oils have varying effects from antibacterial activity to hypolipidemic activity.<br>References Zorrilla-Fontanesi, Yet al.: Plant. Phys., 159, 851 (2012): Taherkhani, M. et al.: Asian. J. Chem., 24, 1461 (2012); Ahmadvand, H. et al.: Iran. J. Pharm. Res., 11, 1219 (2012);<br></p>

<p>Applications Labelled 2-Aminothiazoline-4-carboxylic acid (A630330). Used in the manufacturing of L-tryptophan by enzymic reaction.<br>References Franke, L., et al.: J. Med. Chem., 48, 6997 (2005), Fox, T., et al.: Curr. Top Med. Chem., 6, 1579 (2006),<br></p>

<p>Applications Hexazinone-d6 (dimethyl-d6-amino) (CAS# 1219804-22-4) is a useful isotopically labeled research compound.<br></p>

<p>Applications 4-Bromophenol-2,3,5,6-d4 is the labelled analogue of 4-Bromophenol (B686405) which is used as a reagent in Stille reactions.<br>References Littke, A.F. et al.: J. Am. Chem. Soc., 124, 6343 (2002);<br></p>

<p>Applications Labelled Fenhexamid (F247650). Hydroxyanilide fungicide.<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 Yamashita, M., et al.: J. Phys. Chem., 88, 4451 (1984), Kende, A., et al.: Microchem. J., 84, 63 (2006),<br></p>

<p>Applications Carbamazepine-D10 is used to study occurrence of emerging trace organic chemicals in wastewater effluents in Saudi Arabia.<br>References Alidina, M., et al.: Sci. Total Environ., 478, 152 (2014);<br></p>

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

<p>Applications Labelled Tolazamide, an antidiabetic.<br>References Welling, et al.: J. Pharmac. Sci., 71, 1259 (1982);<br></p>

<p>Applications 5-Fluorouridine-13C,15N2 is a compound useful in organic synthesis.<br></p>

<p>Applications Isotope labelled 1,3-Dibromopropane is a substrate specificity of haloalkane dehalogenases.<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 Koudelakova, T., et al.: Biochem. J., 435, 345 (2011),<br></p>

<p>Applications Labelled Methylparaben (M325660). It is used as preservative in foods, beverages and cosmetics.<br>References Goodwin, M., et al.: Science, 203, 559 (1979),<br></p>

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

<p>Applications Benzophenone-13C was useful for studying the behaviour of cumulene molecules when absorbed in faujasite zeolite pores.<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 Shibata, S., et al.: Bull. Chem. Soc. Japan, 93, 663 (2020)<br></p>

<p>Applications Labelled Coumarin (C755380). Pharmaceutic aid (flavor). Found in tonka beans, levender oil, woodruff, sweet clover.<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 Hazleton, L., et al.: J. Pharmacol. Exp. Ther., 118, 348 (1956), Lake, B., et al.: Food Chem. Toxicol., 37, 423 (1999), Frerot, E., et al.: Flavour Fragrance J., 17, 218 (2002), Yang, Z., et al.: Food Chem., 114, 289 (2009),<br></p>

<p>Applications Isotope labelled 9-Bromophenanthrene (B687200), a halogenated polycyclic aromatic hydrocarbon that has been seen to have a room temperature phosphorescence that can be induced by β-cyclodextrin (β-CD) in the presence of cyclohexane; however, trace Fe(III) causes a decrease of the RTP emission.<br></p>

<p>Applications Diethyleneglycol Monoethyl-d5 Ether (CAS# 1219804-11-1) is a useful isotopically labeled research compound.<br></p>

<p>Applications Labelled 2,3-Butanedione (B690030). 2,3-Butanedione (Diacetyl), the molecule implicated in the disease known as popcorn lung, has now been implicated in amyloid-β peptide toxicity associated with Alzheimer’s disease. Diacetyl accelerates amyloid-β aggregation-a hallmark of Alzheimer’s disease. These preliminary finding raise the possibility of long-term neurological toxicity mediated by DA.<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 Wang, J., et al.: Exp. Neurol., 158, 328 (1999); Brown, M., et al.: Cell, 100, 391 (2000); Heinitz, K., et al.: J. Neurochem., 98, 1930 (2006); Brody, D., et al.: Science, 321, 1221 (2008); More, S., et al.: J. Med. Chem., 52, 4650 (2009);<br></p>

<p>Applications Uracil-d4 is the labelled compound form of Uracil (U801000) which is a nitrogenous base on RNA nucleosides.<br>References Seth, P., et al.: J. Med. Chem., 53, 8309 (2010); Cui, H., et al.: Eur. J. Med. Chem., 45, 5140 (2010)<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 Labelled Dimethyl Phosphate (D477600). Used in the synthesis of L,L- and L,D-di-myo-inositolphosphates.<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 Stieglitz, K., et al.: J. Biol. Chem., 277, 22863 (2002),<br></p>

<p>Stability Hygroscopic<br>Applications Eprinomectin-13CD3 is an isotopic analog of Eprinomectin (E590050), a mixture of semi-synthetic Avermectins.<br>References Jones, T.K., et al.: J. Agric. Food Chem., 42, 1786 (1994), Arena, J.P., et al.: J. Parasitol., 81, 286 (1995),<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 The main metabolite of Flunixin.<br>References Odensvik, K., et al.: Am. J. Vet. Res., 56, 489 (1995), Ngoh, M.A., et al.: J. Agric. Food Chem., 51, 4701 (2003).<br></p>

<p>Applications N-Desmethyl Regorafenib (Pyridine)-N-oxide-d3 is the isotope labelled analog of N-Desmethyl Regorafenib (Pyridine)-N-oxide (D293280); a synthetic metabolite of Regorafenib (R143000) used for treatment and prevention of cancer.<br>References Wilhelm, S.: PCT Int. Appl. WO 2011130728 A1 20111020. Oct 20, 2011<br></p>

<p>Stability Volatile<br>Applications Glyme (1,2-Dimethoxyethane) (D10, 99%) (cas# 107975-86-0) is a useful research chemical.<br></p>

<p>Applications Hydantoin-5-13C,1-15N (cas# 1189697-61-7) is a compound useful in organic synthesis.<br></p>

<p>Applications Isobutyric-d6 Acid is the isotope labelled analogue of Isobutyric Acid, a carboxylic acid found in vanilla. Isobutryic Acid was used as an intermediate in the synthesis of novel inhibitors of signal transducer and activators of transcription 3 signaling pathway.<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 Zhang, M.M., et al.: Euro. J. Med. Chem., 62, 301 (2013);<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 n-Decyltrimethylammonium Chloride is an isotope labelled quaternary ammonium salt used to study ionic interactions of detergents with lipid membranes.<br>References Beck, A., et al.: J. Phy. Chem., 48, 15862 (2010);<br></p>

<p>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.<br>References Bhajiwala, H.M et al.: Bull. Electrochem., 17, 441 (2001); Yu, J. et al.: Thin. Solid. Films., 379, 7 (2000);<br></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>

<p>25-Hydroxyvitamin D3 monohydrate is a vitamin D analog that has been shown to reduce elevated levels of parathyroid hormone and improve bone mineral density. It is used for the treatment of chronic kidney disease, hyperparathyroidism, and osteoporosis. 25-Hydroxyvitamin D3 monohydrate has been found to be effective in the treatment of these conditions because it increases the body's production of calcitriol, the active form of vitamin D. Calcitriol promotes calcium absorption in the gut and reduces renal excretion of calcium by inhibiting parathyroid hormone synthesis. This drug also inhibits pro-inflammatory cytokines such as IL-1β, IL-6, and TNF-α.</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>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>Tolterodine-D14 is a postoperative drug that belongs to the class of non-selective muscarinic receptor antagonists. It has been evaluated for pharmacokinetic properties in plasma samples from patients undergoing surgery. Tolterodine-D14 undergoes extensive hepatic metabolism, with only about 50% of the drug being excreted unchanged in urine. The elimination half-life of this drug ranges from 2 to 3 hours. Tolterodine-D14 has been shown to be bioequivalent to the reference drug (tolterodine) and can be used as a control level for chromatographic analyses.</p>

<p>L-Proline-13C5 is a high quality, reagent grade, complex compound that is useful as an intermediate for the synthesis of fine chemicals. It has CAS No. 201740-83-2 and can be used in a variety of chemical reactions to produce useful scaffolds or building blocks. L-Proline-13C5 is also a versatile building block that can be used in research or pharmaceutical applications. It is a speciality chemical that has many uses including reaction components for the synthesis of other compounds.</p>