Deuterated Compounds

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

<p>Applications 4-tert-Butylphenol-D9 is the labelled analogue of 4-tert-Butylphenol (B694105). 4-tert-Butylphenol is a reactant in the preparation of (2-bromocyclopent-2-en-1-yl)phenols.<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 Speck, K., et. al.: Org. Lett., 17, 1982 (2015)<br></p>

<p>Applications Palmitoyl-16,16,16-d3-L-carnitine Hydrochloride is the isotope labelled analog of Palmitoyl-L-carnitine Hydrochloride (P155050); a long-chain fatty ester of carnitine which is accumulated and released into the circulation in fatty-acid 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>Stability Light Sensitive, Possibly Shock Sensitive<br>Applications Labelled 2,4-Dinitrophenol It is a precursor to other chemicals and is biochemically active, inhibiting energy (adenosine triphosphate, ATP) production in cells with mitochondria. It is also used in the synthesis of coumarins.<br> E0<br>References Harper, J. et al.: Obesity Rev., 2, 255 (2001; Yavari, I. et al.: Tetra. Lett., 39, 2391 (1998);<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 analogue of Acrolein 2,4-Dinitrophenylhydrazone, a dinitrophenylhydrazone (DNPH) derivative of an aliphatic alldehyde found in mainstream cigarette smoke.<br>References Delgado, B. et al.: J. Liq. Chrom. Rel. Technol., 31, 361 (2008); Miller, J.H. et al.: J. Chrom. Sci., 48, 12 (2010);<br></p>

<p>Applications 3-Fluoro-6-nitroanisole-d3 is a compound useful in organic synthesis.<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>Stability Hygroscopic<br>Applications Isotope labelled analogue of Guanosine (G837900), a constituent of nucleic acids.<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 Miles, et al.: Science, 142, 1458 (1963), Bugg, et al.: Biochem. Biophys. Res. Commun., 3, 436 (1968),<br></p>

<p>Applications Isotope labelled Melamine (M208703), which forms synthetic resins with formaldehyde. It remains largely non-metabolized in male Wistar rats with 90% of the administered dose excreted in the urine (1,2) and thus acts as a non-protein nitrogen food additive found in milk (3). Drinking water contaminant candidate list 3 (CCL 3) compound as per United States Environmental Protection Agency (EPA), environmental, and food contaminants.<br>References 1. Mast, R. et al.: Food Chem Toxicol. 1983 Dec;21(6):807-10.2. Smith, J. et al.: Toxicol Appl Pharmacol. 1994 Apr;125(2):296-308.3. Anirudhan, T. et al.: Food Chem. 2017 Jul 15;227:85-92.<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>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>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 Isotope labelled Hydrazine Sulfate, is a reagent used in the heterocyclization of primary amines and may be cyclized itself. It is also used in the synthesis of novel triazole corrosion inhibitors for mild steel.<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 Bentiss, F. et al.: J. App. Electrochem., 29, 1073 (1999); Ju, Y. et al.: J. Org. Chem., 71, 135 (2006);<br></p>

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

<p>Applications Labelled N-Nitrosopiperidine (N545370). A carcinogenic nitrosocompound.<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 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),<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 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>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 Labelled methomyl, a carbamate insecticide. Also used in Cannabis testing.<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 Armes, N., et al.: Bull. Entomol. Res., 86, 499 (1996); Shono, T., et al.: Pest. Biochem. Physiol., 75, 1 (2003)<br></p>

<p>Applications Labelled Benzotriazole. BT is an anticorrosive agent well known for its use in aircraft deicing and antifreeze fluids but also used in dishwasher detergents. Benzotriazole is antiestrogenic in vitro but not in vivo.Isotopic purity: 97% d4, 3% d3.<br>References Rollinson, G., et al.: Biotechnol. Lett., 8, 303 (1986), Cancilla, D., et al.: Environ. Toxicol. Chem., 16, 430 (1997), Beresford, N., et al.: Toxicol. Appl. Pharmacol., 162, 22 (2000), Cornell, J., et al.: Environ. Toxicol. Chem., 19, 1465 (2000), Giger, W., et al.: Environ. Sci. Technol., 40, 7186 (2006),<br></p>

<p>Applications S-Methyl-d3-thioacetaminophen is deuterium labeled S-Methyl-3-thioacetaminophen (M330610), a metabolite of Acetaminophen (A161220). Acetaminophen is an analgesic and antipyretic agent used as a pain reliever to treat headache, muscle aches, and arthritis (1,2,3).<br>References (1) McGill, M. R. and Jaeschke, H. Pharm Res. 30, 2174 (2013)(2) Fairbrother, J.E., et al.: Anal. Profiles Drug Subs., 3, 1 (1974) (3) Hinson, J.A., et al.: Rev. Biochem. Toxicol., 2, 103 (1980)<br></p>

<p>Applications Diglyme-d14, is the labeled analogue of Diglyme (D446300), a solvent, that is used as reaction medium for Grignard and similar 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>References Merck Index, 11th Edition, 3148.<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 Pinoxaden-d3 is a deuterized labeled form of Pinoxaden (P469505), which is derived from Diethylene Glycol Dimethanesulfonate (D444275), an intermediate in the production of alkylating agents.<br>References Wong, I., et al.: J. Med. Chem., 52, 5311 (2009); Muehlebach, M., et al.: Bioorg. Med. Chem., 17, 4241 (2009)<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 Benzoic Acid-13C6 (cas# 125945-98-4) is a compound useful in organic synthesis.<br></p>

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

<p>Applications 1,6-Hexane-1,1,6,6-d4-diamine (CAS# 115797-49-4) is a useful isotopically labeled research compound.<br></p>

<p>Applications Labelled Monobutyl Phosphate (M525050). Mono and dibasic phosphate esters are anionic surfactants which have the main feature of the stability in alkaline conditions over other surfactants. They have a wide range of properties including outstanding wetting, emulsification, lubrication, coupling activity and detergency.<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 Ramirez, F., et al.: Tetrahedron, 35, 1581 (1979);<br></p>

<p>Applications Benzoic Acid-d5 is a compound useful in organic synthesis. A pentadeuterated form of benzoic acid for proteomics research.<br>References Kurogochi, M., et al.: Molecules, 19, 9944 (2014); Liang, X., et al.: Asian J. Org. Chem., 6, 1063 (2017)<br></p>

<p>Applications Compound forms a complex with Mefenamic acid increasing its transdermal permeation properties<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 Fang, L., et al.: J. Pharm. Sci., 93, 144 (2004), Gibellini, F., et al.: Biochem. J., 415, 135 (2008),<br></p>

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

<p>Applications Aminoguanidine-13C Bicarbonate is a compound useful in organic synthesis.<br></p>

<p>Stability Unstable in Solution, Hygroscopic<br>Applications Used in nucleophilic substitution.<br>References Genicot, C., et al.: Bioorg. Med. Chem. Lett., 13, 437 (2003),<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 Carbetamide-D5 is the labelled analogue of Carbetamide (C178028). Carbetamide is used in the determination of pesticides.<br>References Jia, W., et al.: Journal of Chromatogr. A., 1395, 160-166 (2015)<br></p>

<p>Stability Hygroscopic<br>Applications Isotope labelled analog of aminomethanephosphonic acid (A617340), a degradation product of glyphosate (G765000).<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 Goupe, R.H., et al.: Pest. Manag. Sci., 68, 16 (2012); Saxton, M.A., et al.: J. Great. Lakes. Res., 37, 683 (2011);<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>Applications 17beta-Estradiol-2,4-d2 (CAS# 53866-33-4) is a useful isotopically labeled research compound.<br></p>

<p>Applications Methacrylic Acid-d6 (CAS# 92140-95-9) is a useful isotopically labeled research compound.<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 Labelled Dimethomorph (D460530). Agricultural 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 Lu, X., et al.: Phytopathol., 100, 1162 (2010), Schafer, R., et al.: Environ. Sci. Technol., 45, 1665 (2011),<br></p>

<p>Stability Hygroscopic<br>Applications N-Acetylneuraminic Acid-13C,d3 is a labelled Neuraminic Acid derivative.<br>References Oetke, C., et al.: J. Biol. Chem., 277, 6688 (2002)<br></p>

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

<p>Applications Isotope labelled Triethyl Phosphate is a useful synthetic intermediate. It was used in the synthesis of mesoporous spheres of metal oxides and phosphates. It was also used to prepare α,β-unsatd. tricyclic enones via an intramolecular Horner-Wadsworth-Emmons cyclization. Phosphorus Flame Retardant.<br>References Dong, A., et al.: J. Am. Chem. Soc., 125, 4976 (2003); Pace, V., et al.: Tetrahedron Lett., 50, 3050 (2009)<br></p>