Toxicology

Impurity Mometasone Furoate EP Impurity A
Applications Mometasone Furoate Impurity A (Mometasone EP Impurity A) is an impurity of Mometasone Furoate, a topical corticosteroid used as an anti-inflammatory.
References Shapiro, E.L., et al.: J. Med. Chem., 30, 1581 (1987); Graft, D., et al.: J. Allergy Clin. Immunol., 98, 724 (1996)

Applications Lamivudine epimer.
References Chang, C., et al.: J. Biol. Chem., 267, 13938 (1992), Jeong, L., et al.: J. Med. Chem., 36, 181 (1993),

Stability Hygroscopic
Applications A pro-drug of Ganciclovir. Used in treatment of retro-virus.
References Acosta, E., et al.: Clin. Pharmacol. Ther., 81, 867 (2007), Nassetta, L., et al.: J. Antimicrob. Chemother., 63, 862 (2009),

Applications Efavirenz Pen-3-ene-1-yne is an analog of Efavirenz (E425000), a nonnucleoside HIV-1 reverse transcriptase inhibitor and antiviral agent.
References Young, S.D., et al.: Antimicrob. Ag. Chemother., 39, 2602 (1995)

Applications Acriflavine is an topical antiseptic agent and has also been used for the treatment of external fungal infections. Dyes and metabolites.
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 Weisman, J.L., et al.: Chem. Biol. Drug. Des., 67, 409 (2006); Sala, C., et al.: Antimicro. Agents. Chemother., 54, 4150 (2010);

Applications Elaiophylin is a macrolide antibiotic with immunosuppresive activity.

Applications L-Cycloserine is an irreversible inhibitor of 3-ketodihydrosphingosine synthetase.

Impurity Artemether USP Related Compound B
Applications Derivative of Artemisinin (A777500). Shows antimalarial and antifungal activity.
References Michael, O., et al.: Malaria J., 9, 335 (2010), Cesar, I., et al.: J. Pharm. Biomed. Anal., 54, 114 (2011), Galal, A. et al.: J. Nat. Prod. 68, 1274 (2005)

Applications 2,3,5-Trimethacarb is a major constituent in landrin insecticide.
References Sun, Y., Johnson, E.R.: J. Econ. Entomol., 65, 349 (1972); Slade, M., Casida, J.E.: J. Arg. Food Chem., 18, 467 (1970)

Applications Ketorolac-d5 is a labeled analogue of Ketorolac, a Prostaglandin biosynthesis inhibitor. Analgesic; anti-inflammatory.
References Rooks, W.H., et al.: Agents Actions, 12, 684 (1982); Guzman, A., et al.: J. Med. Chem., 29, 589 (1986); McQuary, H.J., et al.: Clin. Pharmacol. Ther., 39, 89 (1986)

Applications A labelled analog of Lorazepam (L469850). Sedative, hypnotic.Controlled substance (depressant).
References Nudelman, A., et al.: J. Pharma. Sci., 63, 1886 (1974), Humpel, M., et al.: Eur. J. Drug Metab. Pharmacokinet., 4, 237 (1979), Girkin, R., et al.: Xenobiotica, 10, 401 (1980),

Stability Moisture Sensitive
Applications Phoxim is an organophosphate insecticide. It is an analogous dimethyl ester and an organothiophosphate acaricide.
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 Lu, Y., et al.: Nature, 487, 362 (2012); Jokanovic, M., et al.: Arch. Toxicol., 70, 119 (1995); Wang, W., et al.: Pest. Biochem. Physiol., 84, 180 (2006)

Applications Ranitidine-d6 is a labeled histamine H2-receptor antagonist which inhibits gastric acid secretion. Antiulcerative.
References Bradshaw, J., et al.: Brit. J. Pharmacol., 66, 464 (1979); Berstad, A., et al.: Scand. J. Gastroenterol, 15, 637 (1980); Hohnjec, M., et al.: Anal. Profiles Drug Subs., 15, 533 (1986)

Applications Isotope labelled Cefalonium (C236800) is a first-generation cephalosporin antibiotic used as a long-acting intramammary cerate for infusion of dairy cows.
References Endo, T.: Kach. Kokin. Kenk., 12, 8 (1991); Berry, E.A. et al.: J. Dairy Sci., 90, 760 (2007); Bradley, A.J. et al.: J. Dairy Sci., 93, 1566 (2010);

Applications 2,6-Dichloro-4-(trifluoromethyl)aniline is used in the synthesis of GABA receptor antagonists and insecticides.
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 Sammelson, R. et al.: Bioorg. Med. Chem., 12, 3345 (2004); Huang, W. et al.: Bioorg. Med. Chem., 14, 8280 (2006);

Applications 2,4-Dichlorophenol-13C6 is the labelled analog of 2,4-Dichlorophenol (D435685). 2,4-Dichlorophenol is a chlorinated derivative of phenol and is used as an intermediate for the preparation of herbicide 2,4-dichlorophenoxyacetic acid (D435680).
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 Zhong, W., et al.: J. Hazard. Mat., 217, 286 (2012); Rowe, V.K., et al.: Am. J. Vet. Res., 15, 622 (1954), Way, J.M., et al.: Residue Rev., 26, 37 (1969)

Applications Herbicide safener.
References Lee, H., et al.: Eur. J. Med. Chem., 40, 862 (2005), Wright, S., et al.: Bioorg. Med. Chem. Lett., 17, 5638 (2007), Brazier-Hicks, M., et al.: J. Biol. Chem., 283, 21102 (2008), Vinggaard, A., et al.: Chem. Res. Toxicol., 21, 813 (2008),

Applications Auxin-type herbicide.
References Ecker, J., et al.: Science, 268, 667 (1995), Grossmann, K., et al.: Pestic. Sci., 52, 111 (1998), Martin, P., et al.: Environ. Toxicol. Chem. 19, 2987 (2000), Grossmann, K., et al.: J. Exp. Bot., 52, 1811 (2001), van Eerd, L., et al.: Weed Res., 44, 355 (2004),

Applications Labelled derivative of Artemisinin. Antimalarial.
References Zhao, Y., et al.: J. Nat. Prod., 49, 139 (1986), Lin, A.J., et al.: J. Med. Chem., 30, 2147 (1987), Price, R. N., et al.: Expert Opin. Invest. Drugs, 9, 1815 (2000),

Applications Lurasidone (cas# 367514-87-2) is a useful research chemical.

Applications Cyhalofop is used as a pesticide for controlling pests.
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 Sada, Y. et al.: Jpn. Kok. Tok. Koh. 408 pp. (2020)

Stability Hygroscopic
Applications Labelled Ropivacaine (R675000). Anesthetic (local).
References Cederholm. I., et al.: Reg. Anesth., 19, 18 (1994), Johansson, B., et al.: Anesth. Analg., 78, 210 (1994), Oda, Y., et al.: Anesthesiology, 82, 214 (1995),

Applications (±)-Haloxyfop-d4 is the labeled analogue of (±)-Haloxyfop (H104040) a herbicide.
References Manalil, S., et. al.: Weed Sci., 59, 210 (2011);

Applications Cetrimonium Chloride, is a topical antiseptic. It is also used in hair conditioners and shampoos, as a conditioning agent
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 Zahang, M. et al.: Zoazhi Huaxueoin, 24, 13 (2012);

Applications An impurity of the antiviral drug Oseltamivir (O700100). It is a COVID19-related research product.

Applications Labelled (R)-Cetirizine (C281100). A nonsedating type histamine H1-receptor antagonist. A major metabolite of Hydroxyzine. Pharmacological activity resides primarily in the (R)-isomer. Antihystaminic.
References De Vos, C., et al.: Ann. Allergy, 59, 278 (1987), Juhlin, L., et al.: J. Allergy Clin. Immunol., 80, 599 (1987), Fadel, R., et al.: Clin. Allergy, 17, 373 (1987), Gengo, F.M., et al.: Clin. Pharmacol. Ther., 42, 265 (1987)

Applications Isotope labelled Digitoxin (D445950), is used as a cardiotonic.
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 Foerster, et al.: Arch. Int. Pharmacodyn. Ther., 159, 1 (1966), Jakovljevic, I.M., Anal. Profiles Drug Subs., 3, 149 (1974)

Applications Ergosterol biosynthesis inhibitor. Antifungal.
References Fung-Tomc., J.C., et al.: Antimicrob. Agents Chemother., 42, 313 (1988), Tsuruoka, A., et al.: Chem. Pharm. Bull., 46, 623 (1998), Gupta, A.K., et al.: J. Eur. Acad. Dermatol. Venereol., 19, 437 (2005),

Applications Pyflubumide is an acaricide used in the control of phytophagous 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 Zhang, Y.: Shijie Nongyao, 38, 15 (2016), Furuya, T., et al.: J. Pest. Sci. , 40, 38 (2015), Van L., et al.: Pest. Biochem. Physiol., 121, 12 (2015)

Applications Bendiocarb is a benzodioxolyl carbamate derivative. Bendiocarb is commonly used as an insecticide in agriculture against a wide range of pests and insects. Bendiocarb is one of the insecticides recommended by world health organization (WHO) for use in malaria control.
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 Sadasivaiah, S. et al.: Am. J. Trop. Med. Hyg., 77, 249 (2007); Brooker, P. J. et al.: Pest. Sci., 3, 735 (1972);

Applications 2-Chloro-5-(trifluoromethyl)pyridine is a starting material for the preparation of novel herbicide fluazifop-butyi. 2-Chloro-5-(trifluoromethyl)pyridine is a mutagenic compound.
References Lu, Y., et al.: Shijie Nongyao, 31, 32 (2009); Dearfield, K. L., et al.: Mutat. Res. Lett., 301, 57 (1993)

Applications A metabolite of Fenthion (FEN).
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 Buratti, F., et al.: Toxicol. Lett., 167, 245 (2006), Buratti, F., et al.: Drug Metab. Dispos., 33, 295 (2005), Buratti, F., et al.: Toxicology, 241, 33 (2007),

Applications Rizatriptan Benzoate is a selective serotonin 5-HTID receptor agonist and used to treat migraine (1,2,3). It is structurally derived from tryptamine.
References (1) Cheng, H., et al.: Biopharm. Drug Dispos., 17, 17 (1996) (2) Su, M., et al.: Eur J Neurosci. 44, 2129 (2016)(3) Millson, D. S., et al.: Expert Opin Pharmacother. 1, 391 (2000)

Stability Hygroscopic
Applications N-Acetyl-S-(4-hydroxy-2-buten-1-yl)-L-cysteine Sodium Salt is a novel metabolite of Butadiene monoepoxide (BMO), a mutagen and carcinogen compound.
References Cheng, X., et al.: Drug Metab. Dispos., 21, 121 (1993); Nieusma, J., et al.: Chem. Res. Toxicol., 10, 450 (1997)

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

Applications Ibudilast-d7 is the labeled analogue of Ibudilast (I125000), a leukotriene D4 antagonist. Used as an antiallergic, antiasthmatic, and vasodilator (cerebral).
References Nishino, K., et al.: Japan J. Pharmacol., 33, 267 (1983); Ohashi, M., et al.: Arch. Int. Pharmacodyn., 280, 216 (1986); Armstead, W.M., et al.: J. Pharmacol., Exp. Ther., 244, 138 (1988)

Applications Lindane-d6 is very toxic. It was an effective insecticide on mosquitoes, house flies, and on German and American cockroaches.
References Tanaka, K., et al.: Pestic. Biochem. Physiol., 6, 386-391 (1976)

Applications Phosphfolan-methyl is an insecticide used in the treatment of crops and protection from pests.
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, H. et al.: Sepu, 29, 409 (2011);

Applications 2-​Chloro-​N-​[4-​chloro-​2-​(2-​chlorobenzoyl)​phenyl]​acetamide is a potential anticancer agent and is used in the synthesis of 4-​Aryl-​6-​chloro-​quinolin-​2-​ones and 5-​Aryl-​7-​chloro-​1,​4-​benzodiazepines, anti-​hepatitis B virus compounds.
References Kamal, A., et al.: Indian Pat. Appl, IN 2007DE00698 A 20120217 (2012); Cheng, P., et all.: Biorg. Med. Chem. Lett., 18, 3787 (2008)

Applications Analgesic; sedative; anesthetic.Controlled substance (opiate).
References DeRossi, R., et al.: Vet. J., 178, 294 (2008), Hoecker, J., et al.: Anesthesiol., 109, 95 (2008), Fliri, A., et al.: J. Med. Chem., 52, 8038 (2009),

Applications SB 242084 is a 5-HT2C receptor antagonist that displays 158- and 100-fold selectivity over 5-HT2A and 5-HT2B receptors respectively. SB 242084 displays selectivity over a range of other 5-HT, dopamine and adrenergic receptors.SB 242084 os a brain penetrant; exerts anxiolytic-like activity.
References Bromidge, et al.: J. Med. Chem., 40, 3494 (1997), Kennet, et al.: Neuropharmacology, 36, 609 (1997), Dalton, et al.: Psychopharmacology, 185, 45 (2006),