Toxicologie

Stability Hygroscopic
Applications A metabolite of Bufuralol, a β-Adrenergic blocker with peripheral vasodilating activity.
References Boobis, A.R., et al.: Biochem. Pharmacol., 34, 65 (1985), Yamazaki, H., et al.: Mol. Pharmacol., 46, 568 (1994), Mast, N., et al.: Biochem., 42, 14284 (2003),

Stability Hygroscopic
Applications Anesthetic (local); antiarrhythmic (class IB). Long-acting, membrane stabilizing agent against ventricular arrhythmia. Originally developed as a local anesthetic.
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 Duce, R., et al.: J. Pharmacol. Exp. Ther., 179, 580 (1971), Kronberg, G.H., et al.: J. Med. Chem., 16, 739 (1973), Groningsson, K., et al.: Anal. Profiles Drug Subs., 14, 207 (1985), Davies, P.S., et al.: Drugs, 64, 937 (2004),

Applications A labelled metabolite of 1-Hydroxypyrene, which is found in human urine after exposure to coal tar and a coal derived product.
References Jongeneelen, F.J., et al.: Int. Arch. Occup. Environ. Health, 57, 47 (1985)

Impurity Ganciclovir EP Impurity I
Applications O,O'-Dipropanal Ganciclovir (Ganciclovir EP Impurity I) is derived from Ganciclovir (G235000), which is a nucleoside analog structurally related to Acyclovir (A192400). Ganciclovir is an antiviral.
References Halloran, P.J. and Fenton, R.G.: Cancer Res., 58, 3855 (1998), Rubsam, L.Z., et al.: Cancer Res., 59, 669 (1999), Yamasaki, H., et al.: C.R. Acad. Sci. III, 322, 151 (1999)

Stability Hygroscopic
Applications Lupulone is a hop plant (Humulus lupulus L.) acid that inhibits tumorigenicity of hepatocellular carcinoma cells.
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 Saugspier, M. et al.: Onc. Rep., 28, 1423 (2012); Kavalier, A. et al.: J. Agri. Food Chem., 59, 4783 (2011);

Applications Sulfoxaflor-d3 is the isotope analog of Sulfoxaflor. Sulfoxaflor, is a new insecticide which acts as an insect neurotoxin, and is the only member of class of chemicals called the sulfoximines which act on the central nervous system of insects with much lower toxicity to mammals.
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 Anon, IP.com J., 12, 19 (2011)

Applications Melatonin MT1/MT2 receptor agonist. Sedative, hypnotic.
References Yukuhiro, N., et al.: Brain Res., 59, 1027 (2004), Cajochen, C., et al.: Curr. Opin. Invest. Drugs, 6, 114 (2005), Kato, K., et al.: Neuropharmacology, 48, 301 (2005),

Applications Cyhalothrin solution is a synthetic insecticidal solution. Also, it is one of 124 pesticide residues in Chinese liquor-making raw materials (sorghum and rice hull).
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 Han, Y., et al.: Food Chem., 241, 258-267 (2018)

Impurity Ritonavir EP Impurity E
Applications Hydroxy Ritonavir (Ritonavir EP Impurity E) is a metabolite of Ritonavir (R535000), HIV-1 protease inhibitor. It is a COVID19-related research product.
References Eagling, V., et al.: Br. J. Clin. Pharmacol., 48, 543 (1999), Eagling, V., et al.: Xenobiotica, 32, 1 (2002), Meaden, E., et al.: J. Antimicrob. Chemother., 50, 583 (2002), Treijtel, N., et al.: Drug Metab. Dispos., 33, 1325 (2005),

Applications Labelled Triclocarban. Used as bacteriostat and antiseptic in soaps and other cleansing compositions. Antiseptic, disinfectant.
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 Rastogi, S., et al.: Contact Derm., 32, 28 (1995), Thomassin, M., et al.: J. Pharm. Biomed. Anal., 15, 831 (1997), Heath, R., et al.: J. Biol. Chem., 274, 11110 (1999), Dayan, A., et al.: Food Chem. Toxicol., 45, 125 (2007),

Applications A microorganism based antimicrobial with high efficiency, low toxicity and good environmental compatibility. A key effective component of the pesticide M18.
References Chen, Y. et al.: Sci China, Ser. C Life Sci., 51, 174 (2008); Xu, Y. et al.: Jin. Yu Zhuan. Huax., 12, 8 (2004); Badria, F.A. et al.: Scient. Pharmac., 62, 355 (1994);

Applications Clomazone is used in herbicidal combinations.
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 Zagar, C., et al.: PCT Int. Appl. 53pp. (2020)

Applications N-Ethyl-N-(2-hydroxyethyl)perfluorooctylsulphonamide is a perfluorinated alkyl sulfonamide (PFAS) used in a variety of consumer products for surface protection. It is a pollutant found in the air.
References Shoeib, M., et al.: Environ. Sci. Technol., 39, 6599 (2005); Martin, J., et al.: Anal. Chem., 74, 584 (2002)

Applications Xanthohumol is found in the hop plant Humulus Lupulus. Xanthohumol decreases inflammation, oxidative stress, and angiogenesis during the healing of skin wounds in type 1 diabetic rats.
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 Costa, R., et. al.: J. Nat. Prod., 76, 2047 (2013) Yuan, Y., et. al.: Eur. J. Pharmaceut. Sci., 53, 55 (2014)

Applications Pigment Violet 23 is an organic pigment found in various colourings such as tattoo inks, visual art and archeological objects. Pigment Violet 23 is also used in the preparation of nano silica-filled color resists.
References Persechino, S.; et al.: Spectrochim. Acta, Part A, 206, 547 (2019); Domenech-Carbo, M. T.; et al.: ChemTexts, 2, 1 (2016); Lee, C.; et al.: Adv. Polym. Tech., 31, 163 (2012).

Impurity Ofloxacin EP Impurity E
Applications Desmethyl Ofloxacin (Ofloxacin EP Impurity E) is a metabolite of Ofoxacin (O245750), a fluorinated quinolone antibacterial.
References Leysen, D., et al.: Antimicrob. Agents Chemother., 33, 1 (1989); Polk, R., et al.: J. Antimicrob. Chemother., 27, 17 (1991); Todo, Y., et al.: Chem. Pharm. Bull., 42, 2049 (1994); Furuhata, K., et al.: Biol. Pharm. Bull., 21, 456 (1998); Monk, J.P., et al.: Drugs, 33, 346 (1987); Drlica, K., Curr. Opin. Microbiol. 2, 504 (1990)

Stability Hygroscopic
Applications Clarithromycin 9-Oxime is an impurity of Clarithromycin (C559750), a macrolide antibiotic.
References Stephanic, V. et al.: J. Med. Chem., 54, 719 (2011); Chen, X. et al.: Zhong. Yao., 17, 32 (2008);