Toxicologie

Applications Isotope labelled (2R)-3-Carboxy-2-[(9-carboxy-1-oxononyl)oxy]-N,N,N-trimethyl-1-propanaminium Inner Salt is a useful intermediate that is often used in the metabolic studies of insulin production in humans.
References Shah, S.H.; et al.: Diabetologia, 55, 321 (2012)

Applications Validamycin A is an antibiotic fungicide that inhibits trehalase activity in plants, insects, and fungi.

Stability Hygroscopic
Applications A labelled related drug of Clenbuterol (C569998), a β-agonist which can be used as a growth promoter in farm animals.
References Mosbach, K., et al.: Biotechnology, 14, 163 (1996), Rashid, B., et al.: J. Pharm. Biomed. Anal., 21, 635 (1999), Brambilla, G., et al.: Toxicol. Lett., 114, 47 (2000),

Applications Methyl (2E)-[2-(chloromethyl)phenyl)](methoxyimino)acetate is an impurity from the pesticide active ingredient, Trifloxystrobin, a broad-spectrum foliar fungicide used in plant pritection.
References Margot, P. et al.: Bright. Crop Prot. Conf. Pest Dis., 2, 375 (1998); Karadimos, D.A. et al.: Crop Prot., 24, 23 (2005); Prom, L.K. et al.: Plant Dis., 87, 252 (2003);

Applications 4,5-Dimethyl-N-2-propen-1-yl-3-thiophenecarboxamide is a derivative of Silthiofam (S465070(M)), which is a fungicide.
References Asrar, J., et al.: PCT Int. Appl. (2003), WO 2003026421 A1

Applications Cyprofuram
Not a dangerous good if item is equal to or less than 1g/ml and there is less than 100g/ml in the package

Applications Ethychlozate

Applications rac cis-Paroxetine N-Methyl is an impurity formed in the synthesis Paroxetine (P205750) related compounds.
References Gangula, S., et al.: Syn. Commun., 42, 3344 (2012);

Applications Lynestrenol is an orally available progestogen hormone used in contraception to avoid hereditary angiodema as well as in treatment of ischemic stroke.
References Saule, C. et al.: Clin. Exp. Allergy, 43, 475 (2013); Beraki, S. et al.: PLoS One., 8, e69233 (2013);

Applications 3-Chloro-5-fluoro Clodinafop Propargyl is an impurity of Clodinafop Propargyl (C584515), which is a herbicide that is used for weed control in wheat.
Not a dangerous good if item is equal to or less than 1g/ml and there is less than 100g/ml in the package
References Aliverdi, A., et al.: Weed Biol. Management, 9, 292 (2009), Hochberg, O., et al.: Weed Res., 49, 37 (2009), Liu, B., et al.: J. Agric. Food Chem., 58, 2673 (2010),

Stability Hygroscopic
Applications 4-(Trifluoromethoxy)aniline is used in the synthesis of anticancer agents and antitumor medicaments. Also, its an intermediate in the production of labelled Riluzole (R510000), a neuroprotective agent. Modulates glutamatergic transmission. A glutamate release inhibitor. An anticonvulsant.
Not a dangerous good if item is equal to or less than 1g/ml and there is less than 100g/ml in the package
References Cilibrizzi, A., et al.: J. Med. Chem., 52, 5044 (2009), Verhaeghe, P., et al.: Bioorg. Med. Chem., 17, 4313 (2009), Chandregowda, V., et al.: Eur. J. Med. Chem., 44, 3046 (2009), Wahl, F., et al.: Eur. J. Pharmacol., 230, 209 (1993) Bensimon, G., et al.: N. Engl. J. Med., 330, 585 (1994); Piras, S. et al.: Eur. j. Med. Chem., 75, 169 (2014); Vyas, V. et al.: Eur. J. Med. Chem., 82, 385 (2014);

Applications 3-(Dichloroacetyl)-2,2,5-trimethyloxazolidine is used in the synthesis of herbicidal compositions containing methiozolin.
References Kraus, H., et al.: PCT Int. Appl., 75 (2019)

Applications A labelled metabolite of Moxifloxacin (M745000).
References Steinijans, V., et al.: J. Clin. Pharmacol. Ther., 29, 323 (1991), Haria, M., et al.: Drugs, 51, 585 (1996), Pickerill, K., et al.: Pharmacotherapy, 20, 417(2000),

Applications rac-7,8 Dihydroxy Efavirenz is the racemic mixture of (S)-7,8-Dihydroxy Efavirenz(D452979) which is a metabolite of (S)-Efavirenz (E425000); a nonnucleoside HIV-1 reverse transcriptase inhibitor.
References Young, S. D., et al.: Antimicrob. Ag. Chemother., 39, 2602 (1995); Deng, Y., et al.: J. Sep. Sci., 38, 1529 (2015)

Applications N-Methoxycarbonyl Dabigatran Ethyl Ester is an impurity of Dabigatran (D100090), which is antithrombotic drug.
References Hauel, N., et al.: J. Med. Chem., 45, 1757 (2002); Mungall, D., et al.: Curr. Opin. Invest. Drugs, 3, 095 (2002); Stangier, J., et al.: J. Clin. Pharmacol., 45, 555 (2005);

Applications Asenapine Maleate, is a 5-HT receptor antagonist developed for the treatment of acute schizophrenia and bipolar mania. Antagonist of serotonin, norepinephrine, dopamine and histamine receptors.
Not a dangerous good if item is equal to or less than 1g/ml and there is less than 100g/ml in the package
References Tarazi. F.I., et al.: Drugs. Today., 45, 865 (2009); Boboaca, S.D., et al.: Int. J. Molec. Sci., 12, 4348 (2011); Audinot, V., et al.: Neuropsycopharmacol., 25, 410 (2001);

Stability Hygroscopic
Applications A cell-permeable DNA-binding dye. Binds preferentially to DNA rich in adenine and thymine. Used in flow cytometry for measuring nuclear DNA content or for sorting isolated chromosomes.
References Jpeeesen, C, and Nielsen, P.E.: Eur. J. Biochem., 182, 437 (1989), Li,J., et al.: J. Exp. Biol., 200, 1499 (1997), Zaitsev, E.N., and Kowalczykowsi, S.C.: Nucl. Acids Res., 26(2), 650 (1998), Germ, M., et al.: Biochem. Biophys. Res. Commun., 261, 452 (1999),

Applications 3-Aminobenzotrifluoride is a known human toxin that can cause bacterial mutation and hepatocyte unscheduled DNA synthesis.
Not a dangerous good if item is equal to or less than 1g/ml and there is less than 100g/ml in the package
References Reinhold, D., et al.: T. ASAE, 49, 2077 (2006); Thompson, C., et al.: Environ. Mutagen., 5, 803 (1983)

Applications (±)-N-(2,6-Dimethylphenyl)-1-iso-propyl-d7-2-piperidinecarboxamide (CAS# 1276197-11-5) is a useful isotopically labeled research compound.

Applications Monocrotophos is an organophosphorous insecticide. Monocrotophos is used mainly against cotton pests but it is also used in the protection of citrus, rice, potatoes, vegetables and other crops.
Not a dangerous good if item is equal to or less than 1g/ml and there is less than 100g/ml in the package
References Patel, I. et al.: Ind. J. Agric. Sci., 67, 83 (1997); Rao, V.L. et al.: Ind. J. Agric. Sci., 54, 209 (1984); Kinzer, R.E. et al.: J, Econ. Entomol., 69, 697 (1976);

Applications Triphenyltin Hydroxide is an organotin compound. Triphenyltin Hydroxide is used as a fungicide and antifeeding compound for insect control (1,2). Recent studies show that Triphenyltin Hydroxide may have adverse effects on the reproductive and immune systems and may disrupt the endocrine system (3). Drinking water contaminant candidate list 3 (CCL 3) compound as per United States Environmental Protection Agency (EPA), environmental, and food contaminants.
Not a dangerous good if item is equal to or less than 1g/ml and there is less than 100g/ml in the package
References 1. Sarpa M. et al.: J. Toxicol. Environ. Health. A. 2010;73(13-14):965-712. Soderquist, J. et al.: J. Agric. Food. Chem. Jan:28(1);111-1173. Golub, M. et al.: J. Toxicol. Environ. Health B. Crit. Rev. 2004 Jul-Aug;7(4):281-95

Applications A labelled analogue of the active metabolite of Bosentan, a mixed endothelin receptor antagonist which is used as a vasodilator.
References Clozel, M., et al.: J. Pharmacol. Exp. Ther., 270, 228 (1994), Gutsch, G., et al.: Cardiovasc. Drugs Ther., 10, 717 (1996), Weber, C., et al.: Clin Pharmacol. Ther., 60, 124 (1996), Krum, H., et al.: N. Engl. J. Med., 338, 784 (1998)

Applications Fenoxaprop-ethyl is a pesticide.
References Chen, L., et al.: Anal. Bioanal. Chem., 406, 1481 (2014); Yoshida, M., et al.: J. Toxicol. Sci., 38, 205 (2013); EPA: Federal Register, 78, 78746 (2013); EPA: Federal Register, 79, 26158 (2014)

Applications N,9-O-Diacetylneuraminic Acid is a primary receptor determinant of influenza C virus.
References Rogers, G., et al.: J. Biol. Chem., 261, 5947 (1986); Herrler, G., et al.: EMBO J., 4, 1503 (1985);

Applications Testosterone Hexanoate-d11 is the isotopic analog of Testosterone Hexanoate. Testosterone Hexanoate is a metabolite of testosterone(T155000), which is used in analytical studies to determine the use of anabolic steroid esters and related compounds in equine hair sample though ultra high performance liquid chromatography-tandem mass spectrometry.
References Gray, B.P., et al.: Analtica Chemica Acta, 787, 163 (2013); McKinney, A., et al.: Bioanalysis 1, 785 (2009)

Applications Oxyquinoline Sulfate is used as a food preservative.
References Gendy, A. et al.: Aud. J. Basic. App. Sci., 6, 260 (2012); Abou El-Ghait, E. et al.: Res. J. Agri. Biol. Sci., 8, 261 (2012);

Applications 5α-Dihydrocortisol 21-Tetrahydro-2H-pyran-2-yl is an intermediate in the synthesis of Allo-3α-tetrahydro Cortisol 3-O-β-D-Glucuronide Sodium Salt-d7 (A548512), which is a metabolite of Cortisol (H714615) in human plasma.
References Ikegawa, S. et al.: Anal. Chem., 81, 10124 (2009); Kornel, L. et al.: J. Steroid. Biochem., 13, 751 (1980); Kornel, L. et al.: J. Steroid Biochem., 6, 1267 (1975);

Applications Midazolam-13C2 is the labeled analogue of Midazolam (M343000), an anesthetic; anticonvulsant; sedative; hypnotic.
References Dundee, J. W., et al.: Drugs, 28, 519 (1984); Lahat, E., et al.: Br. Med. J., 321, 83 (2000)

Applications Phenmedipham-ethyl is used as an agrochemical bioregulator. Phenmedipham-ethyl is an impurity of Phenmedipham (P314600); a carbanilate selective herbicide used post-emergence in beet crops after the emergence of most broad-leaved weeds and before they develop.
References Wujek, B., et al.; J. Food. Agri. Environ., 10, 606 (2012); Kudsk, P., et al.: Austral. J. Crop. Sci., 6, 1674 (2012); Liu, B., et al.: J. Agric. Food Chem., 58, 2673 (2010)

Applications Isopropyl Phenyl Phosphate-d7 is the isotope labelled analog of Isopropyl Phenyl Phosphate (I873050); a polymer plasticizer for controlled release pesticide formulations. Isopropyl Phenyl Phosphate is also used as an antiwear and fireproofing agent.
References Asrar, J., et al.: PCT Int. Appl. WO 2002021913 A2 20020321. Mar 21, 2002; Placek, D.G., et al.: PCT Int. Appl. WO 9616143 A1 19960530. May 30, 1996; Beacham, H.H., et al.: Eur. Pat. Appl. EP 2601 A1 19790627. Jun 27, 1979

Applications (O6-Methyl-d3)-7,8-dihydro-6-isomorphine is the labeled analogue of O6-Methyl-7,8-dihydro-6-isomorphine (M302150), an impurity of Hydromorphone(H714650).

Applications Tinopal RBS 200 is a fluorescent whitening agent used in laundry detergents.
References Jasperse, J.L., Steiger, P.H.: J. Am. Oil Chem. Soc., 69, 621 (1992)

Stability Moisture Sensitive, Temperature Sensitive
Applications A metabolite of Lumiracoxib.
References Fu, J., et al.: J. Biol. Chem., 265, 16737 (1990), Goldstein, J., et al.: Am. J. Gastroenterol., 96, 1019 (2001), Flower, R., et al.: Nat. Rev. Drug Discov., 2, 179 (2003), Grillo, M., et al.: Drug Metab. Dispos., 31, 1327 (2003),

Applications Prometon-d3 (methoxy-d3) (CAS# 1219803-43-6) is a useful isotopically labeled research compound.

Applications Analgesic.
References Haddad, P., et al.: Drugs, 62, 1649 (2002), Chiu, P., et al.: J. Pharmacol. Sci., 95, 311 (2004), Dubin, A., et al.: J. Biomol. Screen, 10, 168 (2005),

Applications 3’-Hydroxy Darunavir is a metabolite of Darunavir (D193500), a novel inhibitor of human immunodeficiency virus protease and used in the treatment of HIV infection. It is a COVID19-related research product.
References Vermeir, M., et al.: Drug. Meta. Disp., 37, 809 (2009); 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),

Applications Butyric Anhydride-3,3,3',3',4,4,4,4',4',4'-d10 (CAS# 1398065-70-7) is a useful isotopically labeled research compound.

Applications Labelled analogue of Defluoro Linezolid, a defluorinated impurity of Linezolid (L466500).
References Kugelmann, E. et al.: J. Pharmac. Biomed. Anal., 54. 1047 (2011);

Applications Dilactic Acid is derived from 2,2'-Oxybis-propanoic Acid Diethyl Ester (O870540), which is an intermediate used in the preparation of the organochlorine pesticide Bis(2-chloroisopropyl) Ether. Bis(2-chloroisopropyl) Ether is used as a nematicide to control parasitic nematodes in agriculture.
References Chiyonishio, T., et al.: Tott.-ken Nog. Shik. Ken. Hok., 13, 29 (1973); Moreno Horn, M., et al.: 179, 234 (2003);

Applications 2,4,5-Trichlorophenoxyacetic Acid Isobutyl Ester is a component in herbicide formulation used in the protection of crops.
Not a dangerous good if item is equal to or less than 1g/ml and there is less than 100g/ml in the package
References Noble, A. et al.: Pest. Sci., 28, 203 (1990);

Applications 6-Methyl-1,3,5-triazine-2,4(1H,3H)-dione is a metabolite of metsulfuron methyl that has been found in soil.
References Ye, Q., Sun, J., Wu, J.: Environ. Pollut., 126, 417 (2003)

Applications Penconazole is an conazole based fungicide that works by inhibiting cell membrane ergosterol biosynthesis, thus stopping the development of fungi.
Not a dangerous good if item is equal to or less than 1g/ml and there is less than 100g/ml in the package
References Sharma, H., et al.: J. Mycol. Plant. Pathol., 42, 494 (2012); Sen, K., et al.: Food. Chem. Toxicol., 50, 3990 (2012); Pitt, W.M., et al.: Plant Disease., 96, 1303 (2012);

Applications Prometon-d14 (di-iso-propyl-d14) (CAS# 1219803-45-8) is a useful isotopically labeled research compound.

Applications N-Boc-3-hydroxy-L-valine is used as a reagent in the synthesis of metabolites of PPI-2458, which is a selective, irreversible inhibitor of methionine aminopeptidase-2 (MetAP2). N-Boc-3-hydroxy-L-valine is also used in the preparation of Boceprevir (B674500); an NS3 serine protease inhibitor of hepatitis C virus for the treatment of HCV infection.
References Arico-Muendel, C.C., et al.: Drug Metab. Dispos., 41, 814 (2013); Venkatraman, S., et al.: J. Med. Chem., 49, 6074 (2006)

Applications 2-Methylphenyl Diethylcarbamate-13C6 is an intermediate in the synthesis of o-Cresol-13C6 (C781912). Isotope labelled o-Cresol is a compound used as a disinfectant and have also been used as antiseptic in surgery.
References Razavi, S.M., et al.: Nat. Prod. Res., 26, 2148 (2012); Asadollahi-B. M., et al.: Environ. Toxicol. Pharmacol., 34, 826 (2012);

Impurity Ritonavir EP Impurity N
Applications 4-Dehydroxy-5-Hydroxy Ritonavir (Ritonavir EP Impurity N) is an impurity of the selective HIV protease inhibitor Ritonavir (R535000). It is a COVID19-related research product.
References Kempf, D.J. et al.: J. Med. Chem., 41, 602 (1998); Mekapati, S.B. et al.: J. Enzyme Inhib., 16, 185 (2001);

Stability Hygroscopic
Applications A metabolite of Mosapride (M731000).
References Chen, H., et al.: J. Pharm. Biomed. Anal., 40, 142 (2006), Pedraglio, S., et al.: J. Pharm. Biomed. Anal., 44, 665 (2007), Christopher, L., et al.: Drug Metab. Dispos., 36, 1341 (2008), Curran, M., et al.: Drugs, 68, 981 (2008),