Toxicology

<p>Applications Labelled Pelitinib (P218702). A tyrosine kinase inhibitor; it is used to prepare formulation for treating primary or secondary cancer.<br>References Veronese, M., et al.: Br. J. Cancer, 92, 1846 (2005), Hofheinz, R., et al.: Onkologie, 29, 563 (2006), Meyerhardt, J., et al.: J. Clin. Oncol., 24, 1892 (2006), Hanauske, A., et al.: Clin. Cancer Res., 13, 523 (2007),<br></p>

<p>Applications Herbicide.<br>References Oehler, D.D., et al.: J. Agric. Food Chem., 28, 685 (1980),<br></p>

<p>Applications Azocyclotin is an organotin aracacide used in the control of mites. Azocyclotin showed weak antifeedant activity against other insects such as Spodoptera littoralis.<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 Hammann, I. et al.: Pflanzensch.-Nach., 31, 61 (1978); Ascher, K.R.S.: Naturwissenschaften, 67, 312 (1980);<br></p>

<p>Applications 2'-O-Benzoylpaclitaxel 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 Protected Morphine metabolite.<br></p>

<p>Applications Labelled 2,4'-Dichlorodiphenyltrichloroethane (D434205). 2,4'-Dichlorodiphenyltrichloroethane is a chlorinated organic pesticide having estrogenic 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 Iwata, H., et al.: Environ. Sci. Technol., 27, 1080 (1993), Beyer, A., et al.: Environ. Toxicol. Chem., 21, 941 (2002), Cunningham, S., et al.: Science, 317, 935 (2007),<br></p>

<p>Applications A labelled Tamoxifen; a selective estrogen response modifier (SERM), protein kinase C inhibitor and anti-angiogenetic factor. Tamoxifen is a prodrug that is metabolized to active metabolites 4-hydroxytamoxifen (4-OHT) and endoxifen by cytochrome P450 isoforms CYP2D6 and CYP3A4. In breast cancer, the gene repressor activity of tamoxifen against ERBB2 is dependent upon PAX2. Blocks estradiol-stimulated VEGF production in breast tumor cells.Protein kinase C inhibitor. Induces apoptosis in human malignant glioma cell lines. Tamoxifen and its metabolite 4-hydroxytamoxifen (H954725) are selective estrogen response modifiers (SERMs) that act as estrogen antagonists in mammary gland. Blocks estradiol-stimulated VEGF production in breast tumor cells.<br>References Sutherland, R., et al.: Nature, 267, 434 (1977); Lerner, L., et al.: Cancer Res., 50, 4177 (1990); Love, R., et al.: J. Clin. Oncol., 20 2559 (2002);<br></p>

<p>Applications 4,4'-Dichlorodiphenyldichloroethane - d8 is a synthetic organochlorine insecticide. 4,4'-Dichlorodiphenyldichloroethane- d8 is a metabolite of 4,4'-Dichlorodiphenyltrichloroethane - d8 (D434197). 4,4'-Dichlorodiphenyldichloroethane - d8 is a probable carcinogen (Group B2).<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 Tao, S. et al.: Environ. Sci. Technol., 39, 2494 (2005); Zhou, Q. et al.: J. Chrom. A, 1216, 6680 (2009); Weiderpass, E. et al.: Cancer Epidemiol. Biomark. Prev,., 9, 487 (2000)<br></p>

<p>Applications Flufenoxystrobin is used as a pesticide.<br>References Yang, J., et al.: Xiandai Nongyao, 14, 1 (2015), Yang, Y., et al.: Nongyao, 50, 223 (2011)<br></p>

<p>Applications (R)-Diclofop-methyl is a stereo-isomer of Diclofop-methyl(D431555) which isused as the active ingredient in many herbicides that are used to control weed growth in plants such as wheat and wild oats.<br>References Marzouk, E., et al.: J. Appl. Sci. Res., 9, 4907 (2013)<br></p>

<p>Applications Difluoro Atorvastatin Acetonide tert-Butyl Ester is a useful synthetic intermediate in the synthesis of Difluoro Atorvastatin (D445660); an Atorvastatin impurity.<br>References Dart, A., et al.: Am. J. Cardiol., 80, 39 (1997)<br></p>

<p>Applications Ethyl 7-Chloro-4-ethoxy-6-fluoro-3,4-dihydroquinoline-3-carboxylate is an intermediate in the synthesis of Norfloxacin (N681000), which is a Pefloxacin derivative as antibacterial. Fluorinated quinolone antibacterial. This compound is a contaminant of emerging concern (CECs).<br>References Koga, H., et al.: J. Med. Chem., 23, 1358 (1980); Hirai, K., et al.: Antimicrob. Agents Chemother., 19, 188 (1981); Holmes, B., et al.: Drugs, 30, 482 (1985)<br></p>

<p>Applications Fenticonazole nitrate (F279250) impurity, with antimycotic and antibacterial activity.<br>References Nardi, D., et al.: Arzneim.-Forsch., 31, 2123 (1981),<br></p>

<p>Applications tert-Butyl 3-Cyanomorpholine-4-carboxylate is used as a reactant for the synthesis of HIV integrase inhibitors.<br>References Gardelli, C., et. al.: J. Med. Chem., 50, 4953 (2007); Pace, P., et. al.: J. Med. Chem., 50, 2225 (2007); Summa, V., et. al.: J. Med. Chem., 49, 6646 (2006)<br></p>

<p>Applications Stavudine-alpha,alpha,alpha,6-d4 (CAS# 1219803-67-4) is a useful isotopically labeled research compound.<br></p>

<p>Applications Isotope labelled d3; 1,4-Dihydro-1,4-dioxo-2-methylnaphthalene-d3; (Vitamin K3), precursor to various types of Vitamin K. Used as a micronutrient for livestock and pet foods.<br>References Sakamoto, S., et al.: Anal. Bioanal. Chem., 396, 2955 (2010), Gohil, V., et al.: Nat. Biotechnol., 28, 249 (2010), Hu, W., et al.: Anal. Biochem., 398, 245 (2010),<br></p>

<p>Applications Labelled Dapoxetine (D185700). Selective serotonin reuptake inhibitor (SSRI).<br>References Feret, B., et al.: Formulary, 40, 227 (2005),<br></p>

<p>Applications Nitroethane-2,2,2-d3 (CAS# 1219802-04-6) is a useful isotopically labeled research compound.<br></p>

<p>Applications (±)-Carisoprodol-d7 (iso-propyl-d7) (CAS# 1218911-01-3) is a useful isotopically labeled research compound. As a deuterated drug analog, this compound can be used for inter-patient variability.<br>References Gant, T., et.al., U.S. Pat. Appl. Publ., 28,(2010);<br></p>

<p>Applications 4-Bromotoluene-d3 is isotopically labelled form of 4-Bromotoluene (B688235), which is used as a reagent in the preparation of aromatic diselenides that are useful for generating anticancer lead compounds.<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 Rizvi, M.A., et al.: Bioorg. Med. Chem. Lett., 24, 3440 (2014); Leung, C., et al.: Angew Chem., Int. Ed., 52, 766 (2013);<br></p>

<p>Applications 3-Bromopropionic-2,2,3,3-d4 Acid is the labeled analog of 3-Bromopropionic acid (B687705). 3-Bromopropionic Acid is used as a reagent in the synthesis of nitrogen containing diselenides which exhibit antioxidant activity. Also used as a reagent in the synthesis of indolin-2-one-based multi-targeted receptor tyrosine kinase inhibitors as potential anticancer agents.<br>References Nascimento, V., et al.: Eur. J. Med. Chem., 87, 131 (2014); Zhang, L., et al.: Eur. J. Med. Chem., 82, 139 (2014)<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>Stability Hygroscopic<br>Applications Indigosol O is an indigo dye used for cotton.<br>References Ruggli, P., et al.: Helv. Chim. Acta, 23, 689 (1940),<br></p>

<p>Applications Desmethyl Nafcillin Sodium Salt is derived from (+)-6-Aminopenicillanic Acid (A618895), which is the core structure in penicillins, obtained from the fermentation brew of the Penicillium mold. (+)-6-Aminopenicillanic Acid is used as the main starting block for the preparation of numerous semisynthetic penicillins.<br>References Zel'tser, I.Z. et al.: Gig. Truda Prof. Zabol., 5, 59 (1983); Hamilton-Miller, J.M.T.: Int. J. Antimicrob. Agents, 31, 189 (2008); Novikova, N.D. et al.: Mikol. Fitopatol., 7, 101 (1973)<br></p>

<p>Applications Sericic acid is an antioxidant, PDE4A inhibitor, antiinflammatory, antifungal, and antibacterial.<br></p>

<p>Applications A dinitronaphthaloyl derivative as disinfectants and antiseptics.<br>References Brana, M., et al.: Anti-Cancer Drug Des., 8, 257 (1993), Griffin, B., et al.: Science, 281, 269 (1998), Huh, W., et al.: Nature, 425, 686 (2003),<br></p>

<p>Applications (2-Fosfomycinyl-1-(hydroxy)propyl)phosphonic Acid is an impurity of Fosfomycin (F727500); an antibiotic compound used in the treatment of urinary tract infections.<br>References Liu, H., et al.: Zhongguo Kangshengsu Zazhi, 36, 765 (2011); Goto, M., et al.: Antimicrob. Agents Chemother., 20, 393 (1981); Keating, G. et al.: Drugs, 73, 1951 (2013); Demir, T. et al.: Int. J. Infect. Dis., 17, e966 (2013)<br></p>

<p>Applications epi-Velpatasvir is an impurity of antivaral drug Velpatasvir (V116000), which is a HCV NS5A inhibitor used to treat Hepatitis C.<br>References Feld, J. J., et al.: N. Engl. J. Med. 373, 2599 (2015); Gane, E. J., et al.: Gastroenterol., 151, 448 (2016);<br></p>

<p>Applications 4-(2-methyl-1,3-oxazol-4-yl)benzene-1-sulfonyl chloride (cas# 1086376-81-9) is a useful research chemical.<br></p>

<p>Applications Dealkyl Fluticasone Furoate is a Fluticasone Furoate(F599510) raw material impurity which is a synthetic corticosteroid derived from fluticasone for treatment of seasonal allergic rhinitis.<br>References DeWester, J., et al.: Allergy Asthma Proc., 24, 331 (2003), Hughes, S., et al.: Drug Metab. Dispos., 36, 2337 (2008), Meltzer, E., et al.: Clin. Drug Investig., 29, 79 (2009),<br></p>

<p>Applications N-(3-Aminopropyl)-N-methylcarbamic Acid tert-Butyl Ester Hydrochloride is used as a reactant in the synthesis of 8-((dimethylamino)methyl)-1-(3-(dimethylamino)propyl)-1,7,8,9-tetrahydrochromeno[5,6-d]imidazol-2-amine, an inhibitor of the hepatitis C virus.<br>References Dirov, S.M., et. al.: J. Chem. Crystallogr., 43, 235 (2013)<br></p>

<p>Stability Hygroscopic<br>Applications Phenylglycyl Cefaclor Hydrochloride, is an impurity of Cefaclor (C235250), which is a second-generation cephalosporin antibiotic. Antibacterial.<br>References Gray, B.M., et al.: Antimicrob. Agents Chemother., 13, 988 (1978); Lorenz, L.J., et al.: Anal. Profiles Drug Subs., 9, 107 (1980); Hori, R., et al.: J. Pharm. Pharmacol., 40, 646 (1988);<br></p>

<p>Applications (S)-7,8-Dihydroxy Efavirenz is a metabolite of (S)-Efavirenz (E425000); a nonnucleoside HIV-1 reverse transcriptase inhibitor.<br>References Young, S. D., et al.: Antimicrob. Ag. Chemother., 39, 2602 (1995); Deng, Y., et al.: J. Sep. Sci., 38, 1529 (2015)<br></p>

<p>Applications Eugenol-glucuronide is a metabolite of Eugenol (E938640) formed in isolated rat hepatocytes.<br>References Thompson, David C., et al.: Chemico-Bio. Inter., 77(2), 137-47 (1991)<br></p>