Toxicología

<p>Applications Labelled Ticagrelor (T437700), the first reversible oral P2Y12 receptor antagonist, provides faster, greater, and more consistent ADP-receptor inhibition than Clopidogrel. Used in the treatment of acute coronary syndromes (ACS).<br>References Matetzky, S., et al.: Circulation, 109, 3171 (2004), Bassand, J., et al.: Eur. Heart J., 28, 1598 (2007), Jakubowski, J., et al.: Cardiovasc. Drug Rev., 25, 357 (2007),<br></p>

<p>Applications Ketoconazole-d3 is the labeled analogue of Ketoconazole (K186000), which inhibits cytochrome P-450 dependent steps in the biosynthesis of steroid hormones in vivo. Antimetastatic and antineoplastic activity. Orally active 5-lipoxygenase and thromboxane synthase inhibitor.<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 Lambert, A., et al.: Biochem. Pharmacol., 35, 3999 (1986); Van Wauwe, J.P. and Janssen, P.A.J., J. Med. Chem., 32, 2231 (1989); Nardone, P.A., et al.: . Surg. Res., 44, 425 (1988); Tucker, W.F.G., et al.: Br. Med. J., 293, 882 (1986)<br></p>

<p>Applications Linezolid N-oxide is a derivative of Linezolid (L466500), an oxazolidinone antimicrobial that is used to treat infections against gram-positive bacteria, especially those that are drug-resistant (such as Vancomycin [HCl: V096500] resistant enterococci). Linezolid works by inhibiting bacterial protein synthesis.<br>References Dennis, L., et al.: Clin. Infect. Dis., 34, 1481 (2002); Clemett, D. &amp; Markham, A.: Drugs, 59, 815 (2000); Gonzales, R., et al.: Lancet, 357, 1179 (2001); Tsiodras, S., et al.: Lancet, 358, 207 (2001)<br></p>

<p>Applications Pimobendan-d3, is the labeled analogue of Pimobendan (P447500), a cardiotonic agent.<br>References Yokota, S. et al.: Yakuri Chiryo, 20, 1143 (1992); Yamamoto, M. et al.: Kank. Igaku Ken. Nenpo, 47, 155 (1996); Matsumoto, A. et al.: Cardiovas. Drugs Ther., 12, 595 (1998);<br></p>

<p>Applications Fenthion Sulfoxide is the sulfoxide anlogue and metabolite of the organothiophosphate insecticide Fenthion (F278000).<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 Wallnoefer, P. et al.: Pflanzensch.-Nach., 29, 236 (1976); Minelli, E.V. et al.: J. Agric. Food. Chem., 44, 936 (1996);<br></p>

<p>Stability Hygroscopic<br>Applications A metabolite of Lansoprazole, as gastric pump inhibitor.<br>References Uno, T., et al.: J. Clin. Pharmacol., 45, 690 (2005), Saito, M., et al.: Brit. J. Clin. Pharmacol., 59, 302 (2005),<br></p>

<p>Stability Volatile<br>Applications Enflurane is an anaesthetic compound used in the treatment of hyperthermia and hypertension as well as other instances requiring a controlled physiological environment.<br>References Kotani, N, Brain Res. Bull., 93, 69 (2013); Sigmond, N. Brit. J. Anaesth., 111, 197 (2013); Visoiu, M. et al.: Anesth. Anal., 118, 388 (2014);<br></p>

<p>Applications Spinosyn A is a potent insecticide for pathogens of crops and disruptor of nicotinic acetylcholine receptor.<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 A new, oral, small-molecule Tyrosine Kinase Inhibitor (TKI) for the treatment of CML. Antineoplastic. It is a COVID19-related research product.<br>References Lombardo, L.J., et al: J. Med. Chem., 47, 6658 (2004), Shah, N. P., et al.: Science, 305, 399 (2004), O’Hare, T., et al.: Curr. Opin. Genet. Dev., 16, 92 (2006),<br></p>

<p>Applications Fenfluthrin can be used in agricultural use and as analyte in analytical/biological study of retrospective screening of relevant pesticide metabolites in food using liquid chromatography high resolution mass spectrometry and accurate-​mass databases of parent molecules and diagnostic fragment ions.<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 Polgar, L., et al.: J. Chromatogr. A., 1249, 83-91 (2012)<br></p>

<p>Applications Glecaprevir is an antiviral drug used in the treatment of patients with hepatitis C virus (HCV) genotype 1-6, of special interest for the treatment of patients with chronic kidney disease also suffering from HCV.<br>References Kwo, P., et. al.: J. Hepatol, 67, 263 (2017)Gane, E., et. al.: N. Engl. J. Med, 377, 1448 (2017)<br></p>

<p>Impurity USP Cefdinir Related Compound A Sodium Salt<br>Stability Hygroscopic<br>Applications (2(R)-2-[(Z)-2-(2-Aminothiazol-4-yl)-2-(hydroxyimino)acetamido]-2-[(2RS,5RS)-5-methyl-7-oxo-2,4,5,7-tetrahydro-1H-furo[3,4-d][1,3]thiazin-2-yl]acetic Acid is an impurity in the synthesis of Cefdinir (C242670), a Cephalosporin antibiotic structurally similar to Cefixime (C242800).<br>References Kamimura, T., et al.: Antimicrob. Agents Chemother., 25, 98 (1984),Yamanaka, H., et al.: J. Antibiot., 38, 1738 (1985), Guay, D.R.P., et al.: Antimicrob. Agents Chemother., 30, 485 (1986),<br></p>

<p>Applications A BODIPY derivative, used to synthesize fluorescent probes.<br></p>

<p>Applications PSI-6130 is an experimental treatment for hepatitis C. PSI-6130 is a member of a class of antiviral drugs known as nucleoside polymerase inhibitors. PSI-6130 inhibits the hepatitis C virus RNA dependant RNA polymerase called NS5B.<br>References Clark, J., et al.: J. Med. Chem., 48, 5504 (2005); Stuyver, L., et al.: Antiviral Chem. Chem., 17, 79 (2006)<br></p>

<p>Applications Propionyl-d5-L-carnitine HCl is a useful isotopically labeled compound of (R)-Propionyl Carnitine Chloride (P786400)<br></p>

<p>Applications Epichlorohydrin is used as a solvent for natural and synthetic resins, gums, cellulose esters and ethers, paints, varnishes, nail enamels and lacquers, cement for Celluloid. Also, it is used as stabilizer.<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 Smyth, H.F., et al.: J. Ind. Hyg. Toxicol., 30, 63 (1948),<br></p>

<p>Applications 2-[3-(Trifluoromethyl)phenoxy]nicotinic Acid (cas# 36701-89-0) is a useful reagent for the preparation of difluoroalkylarenes via photocatalytic alkylation of trifluoromethylarenes with alkenes.<br>References Vogt, D. B., et al.: J. Am. Chem. Soc., 141, 13203 (2019)<br></p>

<p>Applications Temafloxacin is an antimicrobial quinolone drug.<br>References Goel, H., et. al.: Int. J. Pharmaceut., 415, 158 (2011)<br></p>

<p>Applications Pencycuron is an urea based fungicide developed specifically against the plant pathogen Rhizoctonia solani for which it was developed. Pencycuron has also been used for controlling sheath blight of rice.<br>References Loos, M., et al.: Environ. Sci. Technol., 46, 9830 (2012); Yang, A., et al.: Food. Control., 28, 99 (2012);<br></p>

<p>Applications A labelled metabolite of Estradiol.<br>References Bucala, R., et al.: J. Clin. Endocrinol. Metab., 60, 841 (1985), Telang, N., et al.: Anticancer Res., et al.: 11, 1021 (1991), Seeger, H., et al.: Med. Sci. Res., 26, 481 (1998), Bolton, J., et al.: Chem. Res. Toxicol., 13, 135 (2000),<br></p>

<p>Applications O-Des-(2,2-methylbutyryl) Spirodiclofen is a metabolite of Spirodiclofen (S682990) in animals and plants. Spirodiclofen is a tetronic acid acaricide used in controlling red mites.<br>References Demaeght, P., et al.: Insect Biochem. Molec., 43, 544 (2013); Koester, J.: Pflanzenschutz-Nachrichten Bayer, 55, 237 (2002); Rauch, N., et al.: Pestic. Biochem. Phys., 74, 91 (2003)<br></p>

<p>Applications p-Cresol Glucuronide, is a metabolite of o-Cresol (C781910), which is a compound used as a disinfectant and have also been used as antiseptic in surgery.<br>References Razavi, S.M., et al.: Nat. Prod. Res., 26, 2148 (2012); Asadollahi-B. M., et al.: Environ. Toxicol. Pharmacol., 34, 826 (2012); Goerge, G., et al.: Xenobiotica, 17, 1293 (1987),<br></p>

<p>Applications Disodium Salt of 3-Methylphosphinicopropionic Acid, the major metabolite of Glufosinate (G596950), used as herbicide.<br>References Royer, A., et al.: Anal. Chem., 72, 3826 (2000), Muller, B., et al.: Pestic. Manag. Sci., 57, 46 (2001), Duke, S., et al.: J. Agric. Food Chem., 51, 340 (2003),<br></p>

<p>Applications Technical Chlorophenothane is derived from 2,4'-Dichlorodiphenyltrichloroethane (D434205), which 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 Trifloxystrobin Acid is a foliar fungicide.<br>References Kolosova, A., et al.: Talanta, 162, 495 (2017); Luo, X., et al.: Biomed. Chromatogr, PagesAhead of Print (2019); Wang, C., et al.: Environ. Monit Assess., 187, 1 (2015)<br></p>

<p>Applications 4-Chlorobenzenesulfonic acid is an aromatic compound that is used to synthesize a variety of sulfonyl azides. 4-Chlorobenzenesulfonic acid is also used for its effectivenes in promoting para-selective reactions.<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 Bovonsombat, P., et al.: Tetrahedron, 66, 6928 (2010); Kiani, A., et al.: J. Sulf. Chem., 35, 119 (2014)<br></p>

<p>Applications 1,4-Dihydro-4-oxo-3-quinolinecarboxylic Acid Ethyl Ester has been studied as a novel influenza endonuclease inhibitor. They also function as high-affinity ligands at the benzodiazepine site of brain GABAA receptors.<br>References Baughman, B. et al.: ACS. Chem. Biol., 7, 526 (2012); Gaurav, A. et al.: Medicin. Chem. Res., 20, 192 (2011);<br></p>

<p>Stability Sample is unstable in solution<br>Applications Erythromycin A N-oxide is a facile metabolite of erythromycin A.<br></p>

<p>Applications Labelled Albendazole (A511610). An anthelmintic.<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 Zhao, Y., et al.: Org. Biomol. Chem., 6, 4509 (2008), Sanderson, H., et al.: Toxicol. Lett., 187, 84 (2009),<br></p>

<p>Stability Light Sensitive<br>Applications Germacrone is an antiviral isolate of Geranium macrorrhizum which inhibits and prevents early stage influenza virus infection. It also inhibits the proliferation of glioma cells by promoting apoptosis.<br>References Liao, Q. et al.: Antiviral. Res., 100, 578 (2013); Liu, B. et al.: Mol. Med. Reports., 10, 1046 (2014);<br></p>

<p>Applications rac Galaxolidone-d6 is the isotope labelled analog of rac Galaxolidone (G189005); a metabolite of Galaxolide (G189000/ G189001) which is a polycyclic musk (PCM) used as a fragrance ingredient in perfumes, soaps, cosmetics, body lotions, deodorants, and detergents.<br>References Mori, T. et al.: J. Health Sci., 52, 276 (2006); Chen Y. et al.: Flav. Frag. J., 21, 822 (2006); Martin, C., et al.: Environ. Sci. Technol., 41, 5395 (2007); Reiner, J., et al.: Chemosphere, 62, 867 (2006)<br></p>

<p>Applications Chlorantraniliprole is a pyrazolylpyridine insecticide and an activator of insect ryanodine receptor. Used in Pesticide detection.<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 Lahm, G.P., et al.: Bioactive. Heterocyclic. Compound. Class., 251, (2012);<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 Succinylacetone (SA) is a specific marker for the inherited metabolic disease, hepatorenal tyrosinemia. It was developed a stable-isotope for the determination of SA in dried blood spots (DBS) and liquid urine using a 13C4-SA as internal standard. The method was applied retrospectively and prospectively for the diagnosis of hepatorenal tyrosinemia and for follow-up of patients under treatment.<br>References Kvittingen, E., et al.: Inher. Metab. Dis., 14, 554 (1991), Lindstedt, S., et al.: Lancet, 340, 813 (1992), Schulze, A., et al.: Clin. Chem., 47, 1424 (2001), Allard, P., et al.: Clin. Biochem., 37, 1010 (2004),<br></p>

<p>Applications Bupivacaine metabolite.<br>References Goehl, T. J. et al.: Xenobiotica 3, 761 (1973)<br></p>

<p>Applications Imidaclothiz is an action body of nicotinic acid acetylcholinesterase enzyme acceptor. It can be used as a pesticide. After pests contact the product, the normal conduction of their central nerves is inhibited and pests are numbed to death.<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 Jeschke, P., et al: PCT Int. Appl. (2009), WO 2009135613 A1 20091112; Kagabu, S., et al.: J. Agricultural Food Chem., 55, 812 (2007); Wang, Y., et al.: Pest Management Sci., 68, 1564 (2012)<br></p>

<p>Stability Too Hygroscopic<br>Applications Erdosteine Thioacid Diammonium Salt is the active metabolite of Erdosteine (E596050), a mucolytic. Erdosteine was developed for the treatment of chronic obstructive bronchitis.<br>References Dechant, K., et al.: Drugs, 52, 875 (1996); Braga, P., et al.: Arzneim.-Forsch., 49, 344 (1999); Braga, P., et al.: Antimicrob. Agents Chemother., 43, 1013 (1999); Kuvandik, G., et al.: Toxicol. Pathol., 36, 714 (2008); Koyu, A., et al.: Mol. Cell. Biochem., 331, 43 (2009); Fourches, D., et al.: Chem. Res. Toxicol., 23, 171 (2010)<br></p>

<p>Stability Hygroscopic<br>Applications Dipotassium Glycyrrhizinate is used in improving the dissolution property of amphotericin B (AMB) and the bioavailability of the drug incorporated in suppositories.<br>References Tanaka, M., et. al.: Chem. Pharm. Bull., 40, 1559 (1992);<br></p>

<p>Applications (+)-Costunolide is an inhibitor of osteoclast differentiation, acting as an anti-inflammatory and anti-oxidant agent. It is a sesquiterpene lactone which mediates apoptosis.<br>References Cheon, Y. et al.: Phytother. Res., 28, 586 (2014); Butturini, E. et al.: Eur. J. Pharm., 730, 107 (2014);<br></p>

<p>Impurity Entecavir EP Impurity A<br>Applications An epimeric impurity of the antiviral drug Entecavir (E558900).<br></p>

<p>Applications 2-Methyl-4-isothiazolin-3-one Hydrochloride is an isothiazolinone based biocide and preservative used in personal care products. It is also implicated as an allergen. 2-Methyl-4-isothiazolin-3-one is also used for controlling microbial growth in water-containing solution.<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 Collier, P.J., et al.: J. App. Bacteriol., 69, 578 (1990); Smaoui, S., et al.: Biocontrol. Sci., 17, 135 (2012); Lodders, N., et al.: System. App. Microbiol., 35, 246 (2012); Felix, J.S., et al.: Anal. Bioanal. Chem., 403, 2869 (2012); Chem. and Eng. News, p.22 Dec. 15, 2014<br></p>