Deuterated Compounds

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

<p>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.<br>References Oda, K., et al.: Radiation Measurements, 36, 119 (2003)<br></p>

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

<p>Applications Pentachlorothioanisole-13C6, is the labeled analogue of Pentachlorothioanisole (P238170), which can be used in the preparation of arenethiols and arenethiolates as seen in agrochemicals or fungicides.<br>References Dulik, D. et al.: Xenobiotica, 22, 325 (1992); Rakitin, O. et al.: Sci. Synth., 31a, 949 (2007);<br></p>

<p>Applications Labelled Propylparaben. 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 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>Applications Labelled analogue of Phthalic Acid Anhydride, an organic reagent used to synthesize phthalates.<br></p>

<p>Applications Fenpropidin-d10 is the labeled analogue of Fenpropidin (F249470), a fungicide.<br>References Leroux, P. Walker, A.: Eur. J. Plant Path., 135, 683 (2013); Zhao, H., et. al.: Ecotox. Environ. Safe., 77, 52 (2012)<br></p>

<p>Applications Labelled Indole (I577320). Can be used in perfumes and in the synthesis of tryptophan.<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 O,O-Di(Ethyl-d5)phosphate Sodium Salt is labelled Diethyl Phosphate Sodium Salt (D444720) which is used in a cosmetic composition for treating keratin materials, for example, keratin fibers such as the hair.<br></p>

<p>Applications Isotope labelled Diethylene Glycol (D444285), is an starting material in the manufacture of unsaturated polyester resins and plasticizers.<br>References Hyun, S.H., et al.: J. MIcrobiol. Biotechnol., 23, 47 (2013);<br></p>

<p>Applications Labelled DL-Serine is used in the synthesis of novel tryptoline derivatives as IDO (indoleamine 2,3-Deoxygenase) inhibitors, for potential use in Alzheimer’s treatment.<br>References Tanaka, M. et al.: Bioorg. Med. Chem., 21, 1159 (2013);<br></p>

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

<p>Applications Anisole-d8 is the labeled analogue of Anisole (A673900), which is used in perfumery.<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 Taylor, J.M., et al.: Toxicol. Appl. Pharmacol., 6, 378 (1964)<br></p>

<p>Applications N-Methyl-N-nitroso Urea-d6 is the labelled form of N-Methyl-N-nitroso Urea (M325815), which is a precursor of Diazomethane. It has a cytotoxicity effect.<br>References Huggins, C., et al.: J. Exp. Med., 131, 321 (1970); Gullino, P.M., et al.: J. Natl. Cancer Inst., 54, 401 (1975)<br></p>

<p>Applications Labelled Resorcinol. A benzene derivative used as keratolytic and antiseborrheic. Also used in veterinary medicine as a topical antipruritic and antiseptic (has been used as intestinal antiseptic).<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 Hexanoic-5,5-d2 Acid (CAS# 55320-68-8) is a useful isotopically labeled research compound.<br></p>

<p>Applications Isotope labelled Nitrobenzene (N493000), used mainly in the production of the chemical precursor aniline as well as in azobenzene synthesis (1). Also may be reduced through magnetic iron oxide nanocrystals (2). 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. Yadav, G. et al.: Chem. Eng. J. 2013 Aug:221(1) pp500-5112. Cantillo, D. et al.: J. Org. Chem. 2013 May 3;78(9):4530-42.<br></p>

<p>Applications Propanoic-13C3 Acid is labelled Propionic Acid (P786360) which is used in the synthesis of novel inhibitors of signal transducer and activator of transcription 3 signaling pathway in the potential treatment of human cancers. In addition it is used in the synthesis of morphans.<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. et al.: Eur. J. Med. Chem., 62, 301 (2013); Bradshaw, B. et al.: Org. Lett., 15, 2458 (2013)<br></p>

<p>Applications N-Acetyl-S-(3-hydroxypropyl-1,1,2,2,3,3-D6)cysteine Dicyclohexylammonium Salt is labelled N-Acetyl-S-(3-hydroxypropyl)cysteine Dicyclohexylammonium Salt (A179075), which is a metabolite of halopropanes.<br>References Barnsley, E.A.: Biochem. J., 100, 362 (1966)<br></p>

<p>Applications DL-Indole-3-lactic Acid Methyl Ester-D5 is an intermediate used in the synthesis of DL-Indole-3-lactic Acid-d5 (I627102), which is the isotope labelled analog of DL-Indole-3-lactic Acid (I627100); a reagent in the synthesis of 2-hydroxy-1-(1H-indol-3-yl)-4-methylpentan-3-one which has weak antibacterial activity against 16 bacterial strains, including Escherichia coli, Bacillus subtilis and Staphylococcus aureus. DL-Indole-3-lactic Acid is also used in the preparation of Monatin, a natural sweet peptidomimetic.<br>References Nguyen, S.T., et al.: Bioorg. Med. Chem. Lett., 20, 5739 (2010); Nakamura, K., et al.: Peptide Sci., 40, 61 (2003)<br></p>

<p>Applications Labelled Hydrochlorothiazide (H714560). Hydrochlorothiazide is a carbonic anhydrase inhibitor as a diuretic.<br>References Piala, J.J., et al.: J. Pharmacol. Exp. Ther., 134, 273 (1961), Deppeler, H.P., et al.: Anal. Profiles Drug Subs., 10, 405 (1981),<br></p>

<p>Applications N,N-Dimethylformamide-d7 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.<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 Pedras, M., et al.: Bioorg. Med. Chem., 19, 1390 (2011);<br></p>

<p>Applications 2-Furoic Acid-d3 is the labeled analogue of 2-Furoic Acid (F863775), a heterocyclic carboxylic acid that is widely used in food products as a preservative and flavouring agent.<br>References Hall, I.H., et al.: Arch, Pharm., 326, 15 (1993)<br></p>

<p>Applications It is listed as a known human carcinogen. Used in manufacturing of dyes, as antioxidant in rubber.<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 IARC Monographs, 4, 97 (1974),<br></p>

<p>Applications Labelled Bis(2-ethylhexyl)phthalate. Bis(2-ethylhexyl) Phthalate plasticizer is used to impart softness and flexibility to PVC products.<br>References Heindel, J., et al.: Toxicol. Appl. Pharmacol., 115, 116 (1992), Kasahara, E., et al.: Biochem. J., 365, 849 (2002), Lee, B., et al.: J. Toxicol. Environ. Health, 70, 1365 (2007),<br></p>

<p>Applications Ethyl-d5 Butyrate is the labeled analogue of Ethyl Butyrate (E900690), which 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 Chlorpromazine-d6 Oxalate (N,N-dimethyl-d6) (CAS# 1276197-23-9) is a useful isotopically labeled research compound.<br></p>

<p>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.<br>References Komatsu, H., et al.: J. Muscle. Res. Cell. Motil., 25, 77 (2004); Hua, J.F., et al.: J. Insect. Physiol., 59, 690 (2013);<br></p>

<p>Applications Fipronil-detrifluoromethylsulfinyl-3C2 15N2, is the unlabeled analogue of Fipronil-detrifluoromethylsulfinyl, that can be used in the synthesis of Fipronil (F342200), which is a GABA receptor antagonists and insecticides.<br>References Ling, S., et al.: App. Entomol. Zool., 44, 543 (2009), Li, X., et al.: Environ. Toxicol. Chem., 29, 127 (2010), Savant, R., et al.: J. Agric. Food Chem., 58, 1447 (2010),<br></p>

<p>Stability Hygroscopic<br>Applications rac-Propranolol-d7, is the labeled analogue of Propranolol (P831800), a β−Adrenergic blocker. Antihypertensive; antianginal; antiarrhythmic (class II).<br>References Bond, et al.: Nature, 213, 721 (1967), Hansteen, V., et al.: Br. Med. J., 284, 155 (1982), Diamond, S., et al.: J. Clin. Pharmacol., 28, 193 (1988),<br></p>

<p>Applications A labelled metabolite of Di-n-pentyl phthalate (DPP), used mainly as a plasticizer in nitrocellulose.<br>References Schmid, P., et al.: Xenobiotica, 1985, 15, 251 (1985), Nativelle, C., et al.: Food Chem. Toxicol., 37, 905 (1999), Howdeshell, K., et al.: Toxicol. Sci., 105, 153 (2008),<br></p>

<p>Applications A labelled metabolite of a mixed disulfide S-(N,N-diethyldithiocarbamoyl)-N-acetyl-L-cysteine (AC-DDTC), an antimutagenic mixed disulfide from disulfiram.<br>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),<br></p>

<p>Applications n-Pentacosane-d52 (CAS# 121578-13-0) is a useful isotopically labeled research compound.<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 L-Valine (1-13c, 99%) (cas# 81201-85-6) is a useful research chemical.<br></p>

<p>Stability Hygroscopic<br>Applications N,N'-Diphenylguanidine-d10 is the labeled version of 1,3-Diphenylguanidine (CAS 102-06-7), which is a useful intermediate. N,N'-Diphenylguanidine-d10 is also a rubber vulcanizing acclerator.<br></p>

<p>Stability Light Sensitive<br>Applications A labelled derivatized of 3-amino-2-oxazolidone (AOZ, A618570), a metabolite of Furazolidone and Nitrofuran.Environmental contaminants; Food contaminants; Heat processing contaminants<br>References Vroomen, L., et al.: Drug Metab. Rev., 22, 663 (1990), Hoogenboom, L., et al.: Food Chem. Toxicol., 29, 185 (1991), McCracken, R., et al.: Food Addit. Contam., 17, 75 (2000),<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 Ethanolamine-d7 (CAS# 1219802-89-7) is a useful isotopically labeled research compound.<br></p>

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

<p>Stability Hygroscopic<br>Applications Labelled Cyromazine (C989300). Insect growth regulator. Insecticide.<br>References Hall, R.D., et al.: J. Econ. Entomol., 73, 564 (1980), Hart, R.J., et al.: Aust. Vet. J., 59, 104 (1982),<br></p>

<p>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.<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 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);<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>Stability Light Sensitive<br>Applications Labelled 2-Ethylhexyl 2,3,4,5-Tetrabromobenzoate (E918780). 2-Ethylhexyl 2,3,4,5-Tetrabromobenzoate is a flame retardant.<br>References Gouteux, B., et al.: Environ. Sci. Technol., 42, 9039 (2008), Lee, E., et al.: J. Toxicol. Sci., 2010, 35, 535 (2010), Arp, H., et al.: J. Environ. Monit., 13, 505 (2011),<br></p>

<p>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).<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) Watanabe, et al.: Drug Metab. Dispos., 38, 1532 (2010)(2) Batuta, S. and Begum, N. A. Synth. Commun. 47, 137-147 (2017)<br></p>

<p>Applications Acetamiprid-d3 is labelled Acetamiprid (A150800), a novel neonicotinid insecticide against Holotrichia consanguinea in sugarcane. Reports show that when exposed to neonicotinid pesticides honeybees have probelms returnign home after foraging and bumblebee colonies grow poorly and produce fewer queens. 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 Srivastava, A., et al.: Indian Sugar, 32, 673 (1983), Fleming, R., et al.: J. Econ. Entomol., 78, 1179 (1985), Rao, Ch.V., et al.: Pestology, 35, 47 (2011), Chem. and Eng. News 90: 10 (2012)<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 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 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 Labelled Trimethylsulfoxonium Iodide (T797500). Used to synthesize methylene-transfer reagents that are used in the preparation of epoxides.<br>References Bravo, P. et al.: Gaz. Chim. Ital., 11, 501 (1986); Okuma, K. et al.: Fuk. Daig. Rig. Shuho, 20, 83 (1990)<br></p>

<p>Applications Gallic Acid-d2 is the labelled analogue of Gallic acid (G188978) which is a phenolic acid with antioxidant activity. Gallic acid was found to protect human cells against oxidative damage and showed cytotoxicity against cancer cells. Gallic Acid and its esters also show antiviral and antifungal activities.<br>References Yen, G. et al.: Food Chem., 79, 307 (2002); Chen, C. et al.: Mol. Nutrit. Food Res., 51, 962 (2007); Kratz, J. et al.: Mem. Inst. Oswaldo Cruz, 103, 437 (2008); Osborne, L. et al.: Infect. Immun., 33, 769 (1981);<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 Labelled Octopamine (O239750). A biogenic amine that is the phenol analog of Noradrenaline. It is a neurosecretory product found in several vertebrates and invertebrates. Adrenergic.<br>References Pisano, et al.: Biochim. Biophys. Acta., 43, 566 (1960), Breen, C.A., et al.: Nature, 303, 716 (1983)<br></p>

<p>Applications Hexamethylbenzene-d18 (cas# 4342-40-9) is a useful research chemical.<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 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 1,4-Dichlorobutane-d8 (CAS# 83547-96-0) is a useful isotopically labeled research compound.<br></p>

<p>Stability Hygroscopic<br>Applications Myristoyl-L-carnitine-d3 Hydrochloride is labelled Myristoyl-L-carnitine Hydrochloride (M884745), 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 L-Lysine-3,3,4,4,5,5,6,6-d8 Dihydrochloride, is the labelled L-Lysine, a naturally occurring amino acid which is used in the labelling of human bone marrow mesenchymal stem cells for analysis.<br>References Rocha, B. et al.: J. Prot. Res., 11, 5350 (2012); Kumar, D. et al.: Polym. J., 45, 160 (2013);<br></p>

<p>Stability Very Hygroscopic<br>Applications 4-Chlorobenzenesulfonic Acid-d4 Sodium Salt is a compound useful in organic synthesis.<br></p>

<p>Applications A labelled metabolite of the pesticide Glyphosphate (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 Siehl, D.L. et al.: J. Biol. Chem., 282, 11446 (2007); Env. Prot. Agen. EPA: Fed. Reg., 74, 67129 (2009);<br></p>

<p>Applications Acts on certain olfactory receptor cell types to reduce the activating or attracting effect of odor sources.Insect repellent.<br>References Boeckh, J., et al.: Pestic. Sci., 48, 359 (1996), Yap, H.H., et al.: J. Vector Ecol., 23, 62 (1998),<br></p>

<p>Applications n-Hexyl 4-Hydroxybenzoate-2,3,5,6-d4 (CAS# 2241800-08-6) is a useful isotopically labeled research compound. This compound has been found to be an endocrine disruptor that was found in a study involving pantyhose.<br>References Li, A.,et.al., Environ.Sci.Technol., 52,10812-10819,(2018);<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 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 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 N-Methylsuccinimide-d3 is the isotope labelled analog of N-Methylsuccinimide (M329425); a model compound used to investigate the mechanism of enolization step by density-functional theory (DFT) calculations. N-Methylsuccinimide is a metabolite of N-methyl-2-pyrrolidone (NMP) and its presence in plasma and urine can be used as a biomarker of exposure to NMP<br>References Takahashi, O., et al.: Chem. Biodivers., 7, 1349 (2010)<br></p>

<p>Applications L-Serine (15n, 98%) (cas# 59935-32-9) is a useful research chemical.<br></p>

<p>Applications Isotope labelled 1,2-Phenylenediamine, an amino substituted benzene used in the manufacture of dyes. Potential use in sensitive immunosensor for cancer biomarker.<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 Wu, Y. et al.: Anal. Bioanal. Chem., 400, 2141 (2011); Du, D. et al.: Anal. Chem., 82, 2989 (2010);<br></p>

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

<p>Stability Very Hygroscopic<br>Applications Metolachlor ESA-d6 Sodium Salt is deuterium labelled salt form of Metolachlor ESA (M338860) which is a synthetic herbicide.<br>References Mai, H., et al.: Aquat. Toxicol. 147, 48 (2014); McCarty, G. W., et al.: Sci Total Environ 473-474, 473 (2014);<br></p>

<p>Stability Hygroscopic<br>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).<br>References Sabini, E., et al.: J. Med. Chem., 51, 4219 (2008), Sabini, E., et al.: J. Mol. Biol., 378, 607 (2008)<br></p>

<p>Applications 1-Phenanthrol-d9 has been used as a reactant for the preparation of stable isotope-labeled internal standards of PAH metabolites from urine of smokers and nonsmokers.<br>References Jacob, P. III, et. al.: Anal. Chem., 79, 587 (2007)<br></p>

<p>Applications Bis(4-hydroxyphenyl) Sulfone-d8 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 A labelled form of Catechol (C215175) and has been used in the characterization of surface inclusion of unidirectional molecular motors in hexagonal tris(o-phenylene)cyclotriphosphazene.<br>References Kaleta, J.; et al.: J. Am. Chem. Soc., 139, 10486 (2017).<br></p>

<p>Applications Isotope labelled Acetamide (A133060) which is often used as plasticizer and as industrial solvent (1). It can also be used for the transamidation of carboxamides in 1,4-dioxane in the absence of a catalyst (2) . Drinking water contaminant candidate list 3 (CCL 3) compound as per United States Environmental Protection Agency (EPA), environmental, and food contaminants.<br>References 1. Ma, X. et al.: Carb. Polym. 2004 Aug:57(2):197-2032. Vanjari, R. et al.: Tetrahedron. Lett. 2013 MayL54(20):2553-5<br></p>

<p>Applications Methyl Salicylate-13C6 is an intermediate for the synthesis of Olsalazine-13C12 Sodium Salt (O586002), which is labelled Olsalazine (O586000). Dimer of Mesalazine (M258100), an anti-inflammatory drug used in the treatment of inflammatory bowel disease and ulcerative colitis.<br>References Willoughby, C.P., Gut, 23. 1081 (1982), Scand, J., et al.: Gastroenterol, 20, 607 (1985), Wadworth, A.N., et al.: Drugs, 41, 647 (1991)<br></p>

<p>Applications Linagliptin-d3 is the isotope labelled analogue of a novel potent and selective dipeptidyl peptidase-4 (DPP-4) inhibitor with potential use in the treatment of type 2 diabetes.<br>References Prabavathy, N. et al.: Int. J. Pharm. Bio. Sci., 2, 438 (2011); Deacon, C.F.: Diab. Obes. Metab., 13, 7 (2011);<br></p>

<p>Applications Dihexylphthalate-d4 is an labeled analog of Dihexylphthalate (B185430), which is a phthalic ester, which is used as a plasticizers for vinyl plastics. Phthalates may be associated with reproductive toxicity in humans and animals.<br>References Saido, K., et al.: ?J. Am. Oil Chem. Soc 61, 945 (1984); Foghmoes, S., et al.: J. Eur. Ceram. Soc. 36, 3441 (2016); Przybyli?ska, P. A. and Wyszkowski, M.: Ecol. Chem. Eng., S 23,347 (2016)<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 Ethyl Acetate generally used as a solvent in organic reactions.Environmental contaminants; 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 Reyes, L. et al.: J. Org. Chem., 78, 2327 (2013); Noor, N. et al.: J. Mater. Chem. C., 2, 984 (2013);<br></p>

<p>Applications A labelled novel NO-donor of the N-nitrosoamines series. It is suitable for the preparation of N-nitrosoamines and their analogs.<br></p>

<p>Applications 17beta-Estradiol-2,4,16,16,17-d5 (CAS# 221093-45-4) is a useful isotopically labeled research compound.<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 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 Acridine (D9, 98%) (cas# 34749-75-2) is a useful research chemical.<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 1,3-Propylene-d6 Thiourea (CAS# 1219802-05-7) is a useful isotopically labeled research compound.<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 4-(2-(4-Chlorobenz-d4-amido)ethyl)phenyl 4-Chlorobenz-d4-oate is an intermediate in the synthesis of Bezafibrate-d4 (B341002), a labeled antilipemic agent.<br>References Zimmerman, R., et al.: Atherosclerosis 29, 477 (1978), Monk, J.P., et al.: Drugs, 33, 539 (1987)<br></p>

<p>Applications PyroPyronaridine-13C2 , d4 Tetraphosphate Salt is the labeled analogue of Pyronaridine (P997640), an antimalarial drug.<br>References Lee, D.W., et. al.: B. Kor. Chem. Soc., 35, 521 (2014)<br></p>

<p>Applications Labelled Urea. Physiological regulator of nitrogen excretion in mammals; synthesized in the liver as an end-product of protein catabolism and excreted in urine. Also occurs normally in skin. Emollient; diuretic.<br>References Demetriou, A., et al.: Science, 233, 1190 (1986); Aebischer, P., et al.: Nat. Med., 2, 696(1996); Prakash, S., et al.: Biotechnol. Bioeng., 46, 621(1995);<br></p>

<p>Applications 4-n-Propylphenol-d12 (CAS# 352431-21-1) is a useful isotopically labeled research compound.<br></p>