Toxicology

<p>Stability Hygroscopic<br>Applications Quifenadine-d10 is the isotope labelled analog of Quifenadine. Quifenadine is used in the biological studies of azoniabicyclooctanes as muscarinic acetylcholine receptor antagonists.<br>References Laine, D. I., et al.: J. Med. Chem., 52, 2493 (2009);<br></p>

<p>Applications Linezolid Dimer is an impurity of the antibacterial agent Linezolid (L466500).<br></p>

<p>Applications Analgesic.<br>References Viaud, et al.: J. Pharm. and Pharmacol., 6, 361 (1954),<br></p>

<p>Applications Haloxyfop-methyl-d4 is the isotope labelled analog of Haloxyfop-methyl (H104050); a herbicide used for selective post-emergence control of annual and perennial grasses in broadleaf crops.<br>References Buhler, D.D., et al.: Weed Sci., 32, 824 (1984); Gronwald, J.W.: Weed Sci., 34, 196 (1986)<br></p>

<p>Applications An intermediate for insecticide.<br>References Cole, L., et al.: Pestic. Biochem. Physiol., 46, 47 (1993), Cole, L., et al.: Life Sci., 56, 757 (1995), Hosie, A., et al.: Br. J. Pharmacol., 115, 909 (1995),<br></p>

<p>Applications Antihypertensive.<br></p>

<p>Applications Hopantenate Calcium-d6 is labeled analogue of Hopantenate Calcium (H669565), which is a central nervous system drug. In its calcium salt form, it used to be used for a variety of neurological, psychological and psychiatric conditions in Russia. Hopantenic Acid is also the amide of D-pantoate and γ-aminobutyric acid (GABA).<br>References Kopelevich, V.M., et al.: Pharm. Chem. J., 5, 534 (1971)<br></p>

<p>Applications Terbufos is used as an organophosphorus insecticide and nematicide (1,2). May induce apoptosis with reactive oxygen species present.Drinking water contaminant candidate list 3 (CCL 3) compound as per United States Environmental Protection Agency (EPA). 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 1. Fillion J. et al.: J AOAC Int. 2000 May-Jun;83(3):698-713. 2. Kojima H. et al.: Environ Health Perspect. 2004 Apr;112(5):524-31.<br></p>

<p>Applications 6-METHYL-5-PROPYL-4(1H)-PYRIMIDINONE (cas# 103980-68-3) is a useful research chemical.<br></p>

<p>Applications SN-38 4-Deoxy-glucuronide is a byproduct formed during the preparation of SN-38 Glucuronide.<br></p>

<p>Applications 17α-Cyanomethyl-19-nortestosterone is a metabolite of Norethindrone (N676000), an progesteron used in combination with estrogen as contraceptive.<br>References Oettel, M., et al.: Pharmazie., 48, 541 (1993); Wong, T.C., et al.: J. Chem. Soc., Perk. Trans., 5, 765 (1988); Schubert, K., et al.: Org. Chem., 20, 143 (1985);<br></p>

<p>Applications 4-Androsten-17alpha-methyl-17beta-ol-3-one-1,2-d2 is a useful isotopically labeled compound of 17α-Methyl Testosterone (M326400)<br></p>

<p>Applications L-Propoxyphene-d5 Hydrochloride is the isotope labelled analog and L-isomer of Propoxyphene Hydrochloride (P831500); a controlled substance (opiate) and analgesic (narcotic). The α-DL-and D-diastereoisomers possess marked analgesic activity in contrast to the β-diastereoisomers which are substantially inactive. Oral administration of L-Propoxyphene Hydrochloride enhances the analgesic activity of D-Propoxyphene Hydrochloride.<br>References Goldenthal, E.I., et al.: Toxicol. Appl. Pharmacol., 18, 185 (1971); McEwan, B., et al.: Anal. Profiles Drug Subs., 1, 301 (1972); Murphy, P.J., et al.: J. Pharmacol. Exp. Ther., 199, 415 (1976)<br></p>

<p>Applications Testosterone-2,2,4,6,6-d5 Acetate is a useful isotopically labeled compound of Testosterone 17-O-Acetate (T155025)<br></p>

<p>Applications Testosterone-2,2,4,6,6-d5 Benzoate is a useful isotopically labeled compound of Testosterone Benzoate (T155015)<br></p>

<p>Applications Gabapentin Lactam-d6, is the labeled analogue of Gabapentin Lactam (G117275), that reduces protein aggregates and improves motor performance in a transgenic mouse model of Huntington’s disease. It opens mitochondrial ATP-dependent potassium channels.<br>References Zucker, B.,et al.: Naunyn Schmiedebergs Arch. Pharmacol., 370, 131 (2004)<br></p>

<p>Applications Clonidine is an α2-Adrenergic agonist. Antihypertensive; analgesic for neuropathic pain.<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 Roach, A.G., et al.: J. Pharmacol. Exp. Ther., 227, 421 (1983); Glassman, A.H., et al.: Science, 226, 864 (1984); Abounassif, A.M., et al.: Anal. Profiles Drug Subs. Excip., 21, 109 (1992);<br></p>

<p>Applications 2,2'-Dinaphthyl Ether and ethers exhibit antifungal activity against A. niger, A. flavus, A. alternata and F. oxysporum.<br>References Pawar, N., et al.: Asian J. Biochem. Pharm. Res., 2, 157 (2012)<br></p>

<p>Applications An Atorvastatin impurity in bulk drug and tablets.<br></p>

<p>Applications 5-Oxo-1,3-dioxolane-4,4-diacetic Acid is used as a reagent to synthesize vibrioferrin, a siderophore. It can also be used as a building block of lipophilic isosteres of nucleoside triphosphates which are potential inhibitors of HIV reverse transcriptase.<br>References Takeuchi, Y., et al.: Chem. Pharm. Bull., 47, 459 (1999); Weaver, R., et al.: Bioorg. Med. Chem. Lett., 6, 2405 (1996)<br></p>

<p>Applications Diphenyl (Hydroxymethyl)phosphonate is a reagent for the synthesis of amidate prodrugs of novel nucleoside phosphonate HIV reverse transcriptase (RT) inhibitor GS-9148.<br>References Mackman, R. L., et al.: Bioorg. Med. Chem., 18, 3606 (2010)<br></p>

<p>Applications An intermediate in the preparation of HIV-integrase inhibitors<br></p>

<p>Applications Emtricitabine O-β-D-Glucuronide Sodium Salt is a metabolite of (-)-Emtricitabine (E525000).<br>References Schinazi, R.F., et al.: Antimicrob. Ag. Chemother., 36, 2423 (1992); Shockeor, J.P., et al.: Xenobioica, 26, 189 (1996); Feng, J.Y., et al.: FASEB J., 13, 1511 (1999); Molina, J.-M., et al.: J. Infec. Dis., 182, 599 (2000);<br></p>

<p>Applications 4-Acetamidobenzene-d4-sulfonyl Chloride is the deuterium labelled form of 4-(Acetylamino)benzenesulfonyl Chloride (A170950), which is a sulfanilamide derivative of Chitosan with antifungal properties.<br>References Tashiro, T., et al.: Bioorg. Med. Chem., 16, 8896 (2008); Alcalde, E., et al.: J. Med. Chem., 52, 675 (2009);<br></p>

<p>Applications 7,13-Bisside chainpacltaxel is a derivative of Paclitaxel (P132500) which has anticancer properties.<br>References Zhong, T., et al.: Bioconjugate Chem., 29, 437-444 (2018)<br></p>

<p>Applications A metabolite of Demeton-S (D231360).<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 Szeto, S.Y., et al.: J. Agric. Food Chem., 30, 1082 (1982),<br></p>