Toxicology

Applications N-Methylisoamylamine is a reagent used in the synthesis of hepatitis C polymerase inhibitors.
References Cheng, C. et al: Bioorg.

Applications Mycophenolic Acid Carboxybutoxy Ether Dimethyl Ester is a metabolite of Mycophenolic Acid (M831500).
References Wieland, E., et al.: Clin. Biochem., 33, 107 (2000), Shipkova, M., et al.: Ther. Drug Monit., 25, 1 (2003),

Applications O-Arachidonoyl ethanolamine hydrochloride is a partial agonist at CB1 receptor and a full agonist at CB2 receptor. O-Arachidonoyl ethanolamine hydrochloride can be isolated from constituent of human and rat brain. It can be used to prepare antimicrobial arachidonic acid derivative.
References Kvasenkov, O. I. RU 2171610 C2 20010810 (2001); Sharir, H., et al.: J Neuroimmune Pharmacol. 7, 856 (2012)

Applications (3R,5S)-5-(6-Cyclopropyl-10-fluoro-7,8-dihydrobenzo[k]phenanthridin-8-yl)-3,5-dihydroxypentanoic Acid Sodium Salt is an impurity of Pitavastatin (P531000), a competitive inhibitor of HMG-CoA reductase. Antilipemic.
References Aoki, T., et al.: Arzneim.-Forsch., 47, 904 (1997); Yamada, I., et al.: Xenobiotica, 33, 789 (2003); Park, S., et al.: Clin. Ther., 27, 1074 (2005)

Applications 2-(1-(Ethylsulfonyl)-3-(4-(7-(hydroxymethyl)-7H-pyrrolo[2,3-d]pyrimidin-4-yl)-1H-pyrazol-1-yl)azetidin-3-yl)acetonitrile is an impurity of Baricitinib (B118690), which is a JAK1 and JAK2 inhibitor and has been studied as a promising treatment for rheumatoid arthritis.
References Rodgers, J., et. al.: PCT Int. Appl. 185 pp.Patent (2009), WO 2009114512 A1 20090917;Dasari, S., et. al.: Russ. J. Org., 55, 1569 (2019);

Applications A deuterated 4-chloro Bupropion (B689625) analogue used in the preparation of compounds for indirect dopamine agonist pharmacotherapy for treating cocaine, methamphetamine, nicotine, and other drugs of abuse addiction.
References Carroll, F.I. et al.: J. Med. Chem., 52, 6768 (2009);

Applications 17α-Testosterone-16,16,17-d3 Cypionate is the isotope labelled analog of 17α-Testosterone Cypionate (T155155); the 17α-isomer of Testosterone Cypionate (T155100) which is an anabolic steroid with androgenic properties. Also used for testosterone therapy in males with hypogonadism.
References Rabkin, J.G. et al.: J. Clin. Psychopharmacol., 19, 19 (1999); Hajjar, R. et al.: J. Clin. Endocrinol. Metab., 82, 3793 (1997); Rhoden, E. et al.: J. Sex Med., 7, 277 (2010)

Applications Methyl 1,4-Dihydro-4-(2’-trifluoromethyl)phenyl-pyridine-3-carboxylate-5-ethyl Carboxamide (cas# 887407-06-9) is a compound useful in organic synthesis.

Applications An optically active metabolite of Tramadol.
References Garrido, M., et al.: J. Pharmacol. Exp. Ther., 305, 710 (2003), Pedersen, R., et al.: Eur. J. Clin. Pharmacol., 62, 513 (2006),

Applications Biscarfentrazone is herbicidal compounds.
References Trabold, K., et al.:PCT Int. Appl.,(2020);

Applications Octahydro-6-(phenylmethyl)-1H-Pyrrolo[3,4-b]pyridine is an intermediate in the synthesis of moxifoxacin (M745000), a fluorinated quinolone antibacterial.
References Somisetti, N. et al.: Org. Chem. Indian J., 7, 123 (2011);

Applications Labelled cis/trans-Chlorprothixene (C424850). Antipsychotic.
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 Rudy, B.C., et al.: Anal. Profiles Drug Subs., 2, 63 (1973), Bagli, M., et al.: Arzneim.-Forsch., 46, 247 (1996),

Applications Demethyltrichlorfon Sodium Salt is a metabolite of Trichlorfon (T773855), an irreversible organophosophate insecticide with acetylcholinesterase inhibitor activity and the prodrug of Dichlorvos (D435950).
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);

Applications Bis(1-methyl-2-hydroxyethyl) Ether is a metabolite formed during the aerobic degradation of polypropylene glycol by Corynebacterium species. An ether found in smoke condensate from nonfiltered cigarettes.
References Kawai, F. et al.: J. Fermentat. Techn., 63, 239 (1985); Schumacher, J. et al.: J. Agr. Food. Chem., 25, 310 (1977)

Applications An intermediate used in the preparation of Zanamivir derivatives.
References Andrews, D., et al.: Eur. J. Med. Chem., 34, 563 (1999), Altamore, T., et al.: Bioorg. Med. Chem., 14, 1126 (2006),

Applications Labelled Oxycodone. Controlled substance (opiate). Analgesic (narcotic).
References Mendelson, J., et al.: Clin. Pharmacol. Ther., 60, 105 (1996), Fudala, P., et al.: N. Engl. J. Med., 349, 949 (2003), Alho, H., et al.: Drug Alcohol Depend., 88, 75 (2007),

Applications A reactive metabolite of Lapatinib (L175800) which is associated with various drug toxicities. Lapatinib is metabolized mainly by P450 3A4 to form O- and N-dealkylated metabolites.
References He, K., et al.: Chem. Res. Toxicol., 11, 252 (1998), Rusnuk, D., et al.: Cancer Res., 61, 7196 (2001), Li, X., et al.: Drug Metab. Dispos., 37, 1242 (2009),

Applications Labelled analogue of Cyhexatin, a derivative of tricyclohexyltin and an effective acaricide used in the control of spider mites.
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 Jeppson, L.R. et al.: J. Econ. Entomol., 61, 1502 (1968); Rudd, J.A. et al.: Exp. Appl. Acarol., 21, 615 (1997);

Applications Palmitoyl-L-carnitine-d3 Hydrochloride is labelled Palmitoyl-L-carnitine Hydrochloride (P155050), a long-chain fatty ester of carnitine which is accumulated and released into the circulation, in fatty-acid oxidation defects. Pattern of Lauroyl-L-carnitine can be diagnostic for a number of ß-oxidation defects.
References Ventura, F., et al.: Clinica Chimica Acta, 281, 1 (1999); Pourfarzam, M., et al.: Clinical Chem,, 40, 2267 (1994); Schaefer, J., et al.: Pediatric Res., 37, 354 (1995)

Applications Synthetic thrombin inhibitor. Antithrombotic.
References Abiko, Y., et al.: Thromb. Res., 24, 285 (1981), Kikumoto, R., et al.: Biochemistry, 23, 85 (1984),

Applications A labelled analog of Ezetimibe (E975000). SCH 58053 is a potent, rapid, and selective inhibitor of lymphatic cholesterol transport in the intestine.
References Ly, H., et al.: Biochem. J., 286, 937 (1992), Dujovne, C., et al.: Am. J. Cardiol., 90, 1092 (2002), Repa, J., et al.: J. Lipid Res., 43, 1864 (2002), Knopp, R., et al.: Eur. Heart J., 24, 729 (2003), Altmann, S., et al.: Science, 303, 1201 (2004),

Applications 3,5-Dibromo-4-hydroxybenzonitrile-2,6-d2 (CAS# 1219798-95-4) is a useful isotopically labeled research compound.

Applications An orally active, labelled synthetic nonpeptide renin inhibitor. Antihypertensive.
References Lefevre, G., et al.: J. Immunoassay, 21, 65 (2000), Allikments, K., et al.: Curr. Opin. Invest. Drugs, 3, 1479 (2002), Wood, J.M., et al.: Biochem. Biophys. Res. Commun., 308, 698 (2003), Grandman, A.H., et al.: Circulation, 111, 1012 (2005),

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.
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),

Applications Protected Rosuvastatin (R700500).

Stability Light Sensitive
Applications Acid Blue 9 (CAS# 2650-18-2) is an organic azo dye. It has been used in the preparation of solar-sensitive liposomes capable of capturing and releasing food dyes for the measurement of sunlight exposure over extended periods of time. Being water soluble, acid blue 9 is often considered a pollutant, and is used as an analyte in the development of azo-dye removal processes.
References Miranda, D.; et al.: ACS Applied Nano Materials, 1, 2739 (2018); Vimala, T.; et al.: Asian J. Chem., 30, 249 (2018).

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.
References Dirov, S.M., et. al.: J. Chem. Crystallogr., 43, 235 (2013)

Applications Labelled Phencyclidine (P295500). Anesthetic (intravenous). Controlled substance (depressant).
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 Chen, G., et al.: J. Pharmacol. Exp. Ther., 127, 241 (1959), Bailey, K., et al.: J. Pharm. Pharmacol., 28, 713 (1976), Balster, R.L., J. Psychedelic Drugs., 10115 (1978), Johnson, K.M., et al.: Annu. Rev. Pharmacol. Toxicol., 30, 707 (1990),

Stability Volatile
Applications Labelled analiogue of Dimepranol, a component of Inosine pranobex (I822350) that produces a small but significant inhibition of the histamine release from human mast cells. Dimepranol is one of the compounds used to identify the illegal manufacture of methadone.
References Gielsdorf, W. et al.: Arch. Kriminol., 164, 83 (1979); Schmutzler, W. et al.: Int. Arch. Allergy Appl. Immunol., 88, 244 (1989);

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

Applications Isotope labelled D-Cycloserine inhibits cell wall biosynthesis (D-Ala peptide bond formation). D-Cycloserine also prevents conversion of D-Ala to L-Ala. D-Cycloserine is an bacteriostatic. D-Cycloserine is an antibiotic against Gram-negative bacteria.
References Lamb., J.W., et al.: Anal. Profiles Drug Subs., 1, 53 (1972), Gentry-Weeks, C., et al.: J. Biol. Chem., 268, 7298 (1993), Alexander, F., et al.: Eur. J. Biochem., 219, 953 (1994), Auger, S., et al.: Biochimie, 87, 231 (2005),

Applications Carbophenothion is an organophosphorus pesticide used for fruits and vegetables.
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 Scott, G., et al.: J. Agric. Food Chem., 50, 4400 (2002), Mezcua, M., et al.: Food Chem., 112, 221 (2009), Mezcua, M., et al.: Anal. Chem., 81, 913 (2009),

Applications Efavirenz (E425000) potential synthetic impurity and degradation product.
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 Phelan, P., et al.: J. Chromatogr. Sci., 19, 13 (1981), Mangia, A., et al.: Anal. Chim. Acta., 149, 349 (1983), Careri, M., et al.: J. Chromatogr., 647, 79 (1993), van Beek, T., et al.: Phytochem. Anal., 6, 1 (1995),

Applications 1-Cyclopropyl-7-fluoro-6,8-dimethoxy-4-quinolone-3-carboxylic Acid Ethyl Ester is an impurity in the synthesis of Moxifloxacin (M745000), a fluorinated quinolone antibacterial.
References Woodcock, J.M., et al.: Antimicrob. Ag. Chemother., 41, 101 (1997), Stass, H., et al.: Antimicrob. Ag. Chemother., 42, 2060 (1998)

Applications Stearoyl Ethanolamide-d4 is the labelled analogue of Stearoyl Ethanolamide (S686608), which is a prolific fatty acid ethanolamide produced by PLD hydrolysis of membrane phospholipids.
References Kasatkina, L. A., et al.: Biochem. Pharmacol. 174, 113783 (2020)

Applications Labelled analogue of (R)-Linezolid, an enatiomeric impurity of Linezolid (L466500).
References Bednarek, E. et al.: J. Chrom. A, 1193, 164 (2008); Nirogi, R. et al.: J. Chrom. Sci., 46, 764 (2008);

Applications 4-(Dimethylamino)butanal Hydrochloride is the HCl salt of D492530, which was one of the reagents in discovery of a novel series of quinolone a6 nicotinic acetylcholine receptor agonists.
References McDonald, I., et al.: Bioorganic Med. Chem. Lett., 23, 1684 (2013).

Stability Hygroscopic
Applications Mefenamic acid metabolite.
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),

Applications Filipin III is a cholesterol-binding, fluorescing antibiotic. Also, it is a pentaene macrolide produced by Streptomyces filipinensis, widely used for the detection and quantitation of cholesterol in biological membranes and as a tool for the diagnosis of Niemann-Pick type C disease;Polyene antibiotic, most extensively used tool for the specific detection of fluorescently labeled 3-β-hydroxysterols.
References Payero, T. D., et al.: Microb. Cell Fact., 14, 1-14 (2015); Stanislas, T., et al.: Methods Mol. Biol., 1209, 13-29 (2014)

Applications 4-Nitrophenyl-methoxycarbonylamino Amoxicillin is an intermediate used in the synthesis of N-(Penicillan-6-yl) Open Ring Amoxicillinamide Disodium Salt (P223050), which is an impurity of Amoxicillin (A634235); a semi-synthetic antibiotic related to Penicillin (P233500). Antibacterial.
References Brogden, R.N., et al.: Drugs, 18, 169 (1979); Bird, A.E., et al.: Anal. Profiles Drug Subs. Excip., 23, 1 (1994)

Applications 4-Biphenylyl Sulfate Potassium Salt is a derivative of 4-Phenylphenol (P336135). 4-Phenylphenol is a reagent used in the synthesis of pyrrolo[1,2-c]imidazole dione derivatives as selective serotonin 5-HT1A receptor agonists with antinociceptive activity.
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 Valhondo, M., et al.: J. Med. Chem., 56, 7851 (2013); Nichols, D., et al.: Chem. Rev., 108, 1614 (2008)

Applications Dimethrin is a pesticide, a pyrethroid insecticide. An acaricide for agricultural purposes.
References Ford, M G.: Pestic. Sci., 10, 39 (1979); Gan, W., et al.: Zhonghua Yufang Yixue Zazhi, 35, 13 (2001); Wright, F. C.: Southwestern Entomol., 5, 222 (1980);

Applications 1- tert-Butyl-3-[4-phenoxy-2,5-di(propan-2 -yl)phenyl]thiourea is an isomer of Diafenthiuron (D310550), an insecticide.
References Delbeke, F., et al.: Entomophaga, 42, 349 (1997); Mezcua, M., et al.: Anal. Chem., 81, 913 (2009);