Toxicología

<p>Applications Clopidogrel derivative.<br></p>

<p>Applications The active metabolite of Irinotecan (carboxylate form). SN-38 lactone and carboxylate may be considered pharmacokinetically distinct agents.<br>References Billecke, S., et al.: Drug Metab. Dispos., 28, 1335 (2000), Teiber, J., et al.: Biochem. Pharmacol., 66, 887 (2003), Ashley, G., et al.: J. Antibiot., 57, 224 (2004),<br></p>

<p>Applications Present in opium from 0.7% to 2.5%, depending on the source. Weak narcotic analgesic, perhaps due to conversion to morphine, with minimal hypnotic properties; potent antitussive.Controlled substance (opiate).<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 Eddy, S., et al.: J. Pharmacol. Exp. Ther., 67, 127 (1939), Muhtadi, F.J., et al.: Anal. Profiles Drug Subs., 10, 93 (1981),<br></p>

<p>Applications Labelled Fluoxetine (F597100) derivative. A stereoselective inhibitorof serotonin re-uptake and phosphodiesterase. Potential antidepressants<br>References Cashman, J. et al.: Bioorgan Med. Chem. 17, 337 (2009)<br></p>

<p>Applications Lupeol-d3 is the isotope labelled analog of Lupeol (L474850); a pentacyclic triterpene that is used as a therapeutic and chemopreventive agent for the treatment of inflammation and cancer.<br>References Geetha, T., et al.: J. Ethnopharmacol., 76, 77 (2001); Saleem, M., et al.: Cancer Lett., 285, 109 (2009)<br></p>

<p>Applications A metabolite of Phenobarbital (P316760).<br>References Soine, W.H., et al.: Drug Metab. Dispos., 12, 792 (1984), Soine, W.H., et al.: J. Pharmac. Sci., 80, 99 (1991),<br></p>

<p>Applications A novel labelled HIV reverse transcriptase inhibitor useful in treatment of HIV infection.<br>References Scholler-Gyure, M., et al.: J. Clin. Pharmacol., 48, 322 (2008), Thakur, A., et al.: Eur. J. Med. Chem., 43, 471 (2008),<br></p>

<p>Applications It is a non-ergot dopamine agonist drug and is indicated for the treatment of Parkinson’s disease.<br>References Loschmann, P., et al.: Eur. J. Pharmacol., 166, 373 (1989), Edgar, D., et al.: J. Pharmacol. Exp. Ther., 283, 757 (1997), Ferreira, J., et al.: Lancet, 355, 1333 (2000), Arnulf, I., et al.: Neurology, 58, 1019 (2002), Wisor, J., et al.: Neuroscience, 132, 1027 (2005),<br></p>

<p>Applications 4,4'-DDM is a common pesticidal residue found as contaminants in various environmental systems.<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 Berger, M. et al.: Water Air Soil Poll., 227, 1 (2016);<br></p>

<p>Applications (1R)-trans-Bifenthrin is pyrethoid and a stereoisomer of B383000, which is a third generation synthetic pyrethroid. Insecticide, acaricide. Used in Pesticide detection<br>References Plummer, E.L., et al.: Pestic. Sci., 14, 560 (1983), Trumble, J.T., et al.: J. Econ. Entomol., 81, 608 (1988), Ross, M., et al.: Biochem. Pharmacol., 71, 657 (2006), Hillegass, J., et al.: Toxicol. Sci., 102, 413 (2008),<br></p>

<p>Applications Labelled Lapatinib (L175800). Reversible dual inhibitor of ErbB1 and ErbB2 tyrosine kinases. Antineoplastic.<br>References Kim, T.E., et al.: Drugs, 6, 886 (2003), Wood, E.R., et al.: Cancer Res., 64, 6652 (2004), Spector, N.L., et al.: J. Clin. Oncol., 23, 2502 (2005),<br></p>

<p>Applications Chinomethionate is a quinoxaline 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 Speck-Planche, A., et al.: Ectoxicol. Environ. Safety, 80, 308 (2012); Stensvand, A., et al.: J. Agri. Food Chem., 48, 917 (2000)<br></p>

<p>Applications Paclitaxel Succinate-d4 is the labeled analogue of Paclitaxel Succinate (P132530), which ahs been used as a reactant for the preparation of molecular hydrogelators to be used as local delivery systems for chemotherapy.<br>References Wang, H., et. al.: J. Mater. Chem., 22, 16933 (2012)<br></p>

<p>Applications A toxic metabolite of Fenamiphos, a pesticide in 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 Schenck, F., et al.: Bull. Environ. Contam. Toxicol., 73, 24 (2004), Okihashi, M., et al.: J. Pestic. Sci., 30, 368 (2005), Lopez, M., et al.: J. Agric. Food Chem., 56, 1553 (2008),<br></p>

<p>Applications trans-3'-Hydroxy Cotinine-d3 Acetate is an intermediate in the synthesis of trans-3'-Hydroxy Cotinine-d3 (Racemic Mixtures) (H924510), which is useful in organic synthesis.<br>References Desai, D., et al.: Chem. Res. Toxicol., 3, 47 (1990)<br></p>

<p>Stability Hygroscopic<br>Applications Mefenamic acid metabolite.<br>References Besunder, J., et al.: Clin. Pharmacokinet., 14, 261 (1988), Smith, P., et al.: Drug Metab. Dipos., 18, 639 (1990), Kraus, D., et al.: Clin. Pharmacol. Ther., 54, 351 (1993), Sato, J., et al.: Biol. Pharm. Bull., 16, 811 (1993),<br></p>

<p>Applications 4-Chloro-2-methylphenol is a transformation/degredation product of herbicides found in the environment through landfills and runoff.<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 Lagana, A. et al.: Anal. Chim. Acta., 462, 187 (2002); Irmak, S. et al.: App. Catal. B. Environ.., 63, 243 (2006);<br></p>

<p>Applications A Phenobarbital derivative. Anticonvulsant.<br>References Hansch, C., et al.: J. Pharm. Sci., 61, 1 (1972), Andrews, P., et al.: J. Med. Chem., 26, 1223<br></p>

<p>Applications Phosfolan was identified and determined to be a residual pesticide in okra samples.<br>References Lin, Y. C., et al.: Lihua Jianyan, Huaxue Fence, 52, 999 (2016)<br></p>

<p>Applications Plumbagin-d3 is labelled Plumbagin (P627000) which induces apoptosis in cancer cells. It also inhibits NADPH oxidase 4 in a time- and dose-dependent manner.<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 Klotz, L., et al.: Molecules, 19 14902 (2014); Gupta, S., et al.: Cancer Metastasis Rev., 29, 405 (2010); Schramm, A., et al.: Vascul. Pharmacol., 56, 216 (2012)<br></p>

<p>Applications Isotope labelled cis-5-Dodecenoyl Carnitine Inner Salt is an L-carnitine metobolite which are often used to diagnose specific inherited metabolic diseases especially glucose related ones.<br>References Yang, S. et l.: J. Chrom. B., Anal. Tech. Biomed. Life Sci., 857, 251 (2007);<br></p>

<p>Applications 10β-Hydroxyl Dextrorphan 3-O-β-D-Glucuronide is a metabolite of Dextrorphan.<br>References Thurman, E. Michael., et al.: J. Chrom. A., 1259, 158-166 (2012)<br></p>

<p>Applications 3-trans-Hydroxy Norcotinine (cas# 1292911-83-1) is a compound useful in organic synthesis.<br></p>

<p>Applications A Nicotine metabolite. Carcinogen.<br></p>

<p>Stability Hygroscopic<br>Applications Raloxifene 6-Glucuronide Lithium Salt is A metabolite of Raloxifene (R100000), a nonsteroidal estrogen receptor mixed agonist/antagonist.<br>References Dodge, J., et al.: Bioorg. Med. Chem. Lett., 7, 993 (1997); Jeong, E., et al.: Drug Metab. Dispos., 33, 785 (2005); Trontelj, J., et al.: Pharmacol. Res., 52, 334 (2005); Oswald, S., et al.: Clin. Pharmacol. Ther., 79 206 (2006)<br></p>

<p>Applications A Cobicistat (C633150) impurity. Cobicistat is a HIV protease inhibitor and have been coadministered with low-dose ritonavir (R535000) as a pharmacoenhancer, significantly increasing their plasma concentrations.<br>References Von, H., Exp. Rev. Clin. Pharmacol., 5, 557 (2012); Lepist, E.I., et al.: Antimicrob. Agent. Chemother., 56, 5409 (2012); Orr, S.T.M., et al.: J. Med. Chem., 55, 4896 (2012);<br></p>

<p>Applications 1-Chloro-2-(α-chlorophenylmethyl)benzene-d5 is the isotope labelled analog of 1-Chloro-2-(α-chlorophenylmethyl)benzene (C427570); a reagent in the synthesis of bifonazole analogs which have antibacterial and antifungal activities. It is also used in the preparation of diphenylpiperazine N-type calcium channel inhibitors.<br>References El Hage, S., et al.: Arch. Pharm., 344, 402 (2011); Pajouhesh, H., et al.: Bioorg. Med. Chem. Lett., 20, 1378 (2010)<br></p>

<p>Applications Testosterone (T155000) derivative. Inhibits estrogen biosynthesis. A steroid ligand for the cytosol androgen receptor (AR) of rat prostate.<br>References Ojasoo, T. et al.; J. Steroid Biochem. 27, 255 (1987); Schwarzel, W. et al.; Endrocrinology 92, 866 (1973);<br></p>

<p>Applications 4-Chloro-thiamethoxam is an over chlorinated impurity of thiamethoxam (T344180), which is a neonicotinoid insecticide. Reports show that when exposed to neonicotinid pesticides honeybees have problems returning home after foraging and bumblebee colonies grow poorly and produce fewer queens.<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 Oliver, J., et al.: J. Environ. Horticult., 28, 135 (2010), Ghosh, A., et al.: J. Entomol. Res., 34, 35 (2010), Chem. and Eng. News 90: 10 (2012)<br></p>

<p>Stability Hygroscopic<br>Applications Sodium salt of Fenoprofen (F248825), acts as an anti-inflammatory; analgesic.<br>References Rubin, et al.: J. Pharm. Sci., et al.: 60, 1797 (1971), Ward, C.K., et al.: Anal. Profiles Drug Subs., 6, 161 (1977); Hirsch, C. et al.: J. Pharm. Sci., 67, 231 (1978);<br></p>

<p>Applications Stereoisomer to Darunavir (D193500), a second generation HIV-1-protease inhibitor; structurally similar to amprenavir. Antiviral. This is a labeled analog. It is a COVID19-related research product.<br>References Koh, Y., et al.: Antimicrob. Agents Chemother., 47, 3123 (2003), Arasteh, K., et al.: AIDS, 19, 943 (2005), Surleraux, D.L.N.G., et al.: J. Med. Chem., 48, 1813 (2005),<br></p>

<p>Applications A glucuronide of monohydroxylated Warfarin metabolite, 7-Hydroxy Warfarin (H996130).<br>References Zielinska, A., et al.: J. Pharmacol. Exp. Ther., 324, 139 (2008);<br></p>

<p>Stability Moisture Sensitive<br>Applications Fluorescent labeling reagent for proteins. Used in the fluorescent antibody technique for rapid identification of pathogens. Dyes and metabolites.<br>References Riggs, H.J.L., et al.: Amer. J. Pathol., 34, 1081 (1958), Mann, K.G. and Fish, W.W., Methods in Enz., 26, 28 (1972),<br></p>

<p>Applications 5,5-Dimethyl-2-[[(phenylacetyl)amino]methyl]-4-thiazolidinecarboxylic Acid-d5 is the isotope labelled analog of 5,5-Dimethyl-2-[[(phenylacetyl)amino]methyl]-4-thiazolidinecarboxylic Acid. 5,5-Dimethyl-2-[[(phenylacetyl)amino]methyl]-4-thiazolidinecarboxylic Acid is a degradation product of Penicillins.<br>References Kiener, P.A., et al.: Biochem. J., 169, 197 (1978), Hilder, E., et al.: Electrophoresis, 23, 414 (2002), Pajchel, G., et al.: J. Pharm. Biomed. Anal., 32, 59 (2003),<br></p>

<p>Applications Erythromycin Cyclocarbonate is a derivative of Erythromycin (E649950), an antibcterial agent working on the 50S ribosomal subunit.<br>References Champney, W. et al.: Curr. Microbiol., 38, 342 (1999); Koch, W.L., et al.: Anal. Profiles Drug Subs., 8, 157 (1979),<br></p>

<p>Applications A labeled derivative of Amoxicillin (A634235), a semi-synthetic antibiotic related to penicillin. Antibacterial.<br>References Brogden, R.N., et al.: Drugs, 18, 169 (1979), Bird, A.E., et al.: Anal. Profiles Drug Subs. Excip., 23, 1 (1994),<br></p>

<p>Applications Demethyltrichlorfon Sodium Salt is a metabolite of Trichlorfon (T773855), an irreversible organophosophate insecticide with acetylcholinesterase inhibitor activity and the prodrug of Dichlorvos (D435950).<br>References Najafi, N.M., et. al.: J. Struct. Chem., 52, 713 (2011); Li, R., et al.: App. Microbiol. Biotechnol., 94, 1553 (2012); Bakirci, G.T., et al.: Food. Chem., 135, 1901 (2012);<br></p>

<p>Applications 13-O-Ethylamphotericin B is an analogue of 13-O-Methylamphotericin B (M287440), an antifungal. 13-O-Methylamphotericin B is a derivative of Amphotericin B (A634250), a polypeptide antibiotic active against gram positive bacteria. Antifungal.<br>References Taylor, A.W., et. al.: J. Antibiot., 46, 486 (1993); Asher, I.M., et al.: Anal. Profiles Drug Subs., 6, 1, (1977)<br></p>

<p>Applications A diruetic. An antihypertensive.<br>References Curry, C.L., et al.: Clin. Ther., 9, 47 (1986), Kiyingi, A., et al.: Lancet, 335, 29 (1990)<br></p>

<p>Applications N,N-Diethylphenylacetamide, is a multi-insect repellent with a faint pleasant smell.<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 Rakkiyappan, C., et al.: Int. J. Poly. Mat., 61, 1154 (2012);<br></p>

<p>Impurity Cefixime EP Impurity F<br>Applications Cefixime Ethyl Ester is an ester impurity of the third generation cephalosporin antibiotic, Cefixime (C242800).<br>References Bian, L. et al.: Yao. Fen. Zaz., 30, 872 (2010);<br></p>

<p>Applications A cyclopropyldipyridodiazepinone derivative for use as non-nucleoside reverse transcriptase inhibitors.<br>References Couture, R., et al.: Eur. J. Pharmacol., 429, 161 ( 2001), Kuduk, S., et al.: J. Med. Chem., 47, 6439 (2004), Feng, D., et al.: Bioorg. Med. Chem. Lett., 15, 2385 (2005),<br></p>

<p>Applications Isotope labelled Aminoacetonitrile (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>