Toxicologie

Impurity Oxytetracycline Hydrochloride EP Impurity B
Applications Tetracycline is a compound that has been shown to induce apoptosis in various cells. Tetracycline was a useful compound to study drug resistance of pathogens of infections in patients with severe liver disease.
References Yao, L., et al.: Zhongguo Linchuang Yanjiu, 29, 1510 (2016)

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 (-)-Quinic Acid γ-Lactone is an intermediate in the synthesis of 4-O-(E)-Feruloylquinic Acid (F308985). 4-O-(E)-Feruloylquinic Acid is a phenolic acid with potential antioxidant and antifungal activities. Secondary metabolite in the coffee brewing process.
References Matei, M. et al.: J. Agri. Food Chem., 60, 12105 (2012); Dokli, I. et al.: Tetrahedron Asymm., 24, 785 (2013)

Applications N-Acetyl-S-benzyl-DL-cysteine (cas# 19538-71-7) is a useful research chemical.

Applications Used in the synthesis of labelled 5'-modified 2'-deoxyadenosine analogues as anti-hepatitis C virus agents.
References Gordon, C., et al.: J. Med. Chem., 48, 1 (2005), Ikejiri, M., et al.: Bioorg. Med. Chem., 15, 6882 (2007),

Applications Triflusulfuron-methyl, is a widely used sulfonylurea herbicide.
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 Song, N., et al.: Huanjing Kexue, 33, 4400 (2012);

Applications Pyridaben is a pyridazinone derivative used as an insecticide and acaricide. In the European Union, Pyridaben has been authorized for use as an insecticide and acaricide from 1 May 2011. In Germany, Austria and Switzerland, no plant protection products containing this active substance are authorized. Pyridaben is a colorless solid that is practically insoluble in water. Useful in cannabis testing kits as a component of pesticide mixes (P698235).
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 Wadleigh, R., et al.: J. Chem. Ecol.,14, 1279 (1988), Hirata, K., et al.: J. Pestic. Sci., 20, 177 (1995), Chen, F., et al.: J. Entomol. Sci., 42, 296 (2007),

Applications 16alpha-Hydroxy-17beta-estradiol-2,4-d2 (CAS# 53866-32-3) is a useful isotopically labeled research compound.

Stability Hygroscopic
Applications Found in many plants, especially the buckwheat plant. Identity with Ilixanthin. Capillary protectant. Rutin is colored brown by tobacco enzyme under experimental conditions.
References Harrison, et al.: J. Am. Pharm. Assoc., 39, 557 (1950), Humphreys, et al.: Econ. Bot., 18, 195 (1964), Khalifa, T.I., et al.: Anal. Profiles Drug Subs., 12, 623 (1983).

Applications Tembotrione is one of the pesticides found in surface waters. It can also be found as pesticide residues in 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 Moschet, C., et al.: Environ. Sci. Technol., 48, 5423 (2014); Wang, J., et al.: J. Agric. Food Chem., 62, 10375 (2014);

Applications The labelled trans-isomer of the third generation synthetic pyrethroid insecticide, Bifenthrin (B383000).
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 Plummer, E.L., et al.: Pestic. Sci., 14, 560 (1983), Trumble, J.T., et al.: J. Econ. Entomol., 81, 608 (1988), Ross, M., et al.: Biochem. Pharmacol., 71, 657 (2006), Hillegass, J., et al.: Toxicol. Sci., 102, 413 (2008),

Applications Labelled Melperone, a neuroleptic butyrophenone. Melperone is also an antiarrhythmic agent. Melperone is an effective atypical antipsychotic drug used in the treatment of schizophrenia.
References Petersen, E.N. et al.: Acta Pharmacol. Toxicol., 42, 388 (1978); Platou, E. et al.: Acta Pharmacol. Toxicol., 50, 108 (1982); Bjerkenstedt, L. et al.: Acta Psych. Scand. Supp., 352, 35 (1989); Meltzer, H.Y. et al.: Psych. Res., 105, 201 (2001);

Applications 2,3,5-Trichloropyridin-4-amine (cas# 28443-69-8) is a useful research chemical.

Applications A metabolite of Chlorpyrifos (C425300).
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 Barron, M.G., et al.: Environ. Toxicol. Chem., 12, 1469 (1993), Tang, J., et al.: Drug Metab. Dispos., 29, 1201 (2001),

Applications Phthalimide is a reagent used to transform allyl- and alkyl halides into protected primary amines. Phthalimide analogues have been extensively used in medicinal chemistry owing to their wide spectrum of applications as anti-convulsant, anti-inflammatory, analgesic, hypolipidimic and immunomodulatory activities. Dyes and metabolites, Environmental Testing.
References Sharma, U., et al.: Med. Chem., 10, 678 (2010); Reddy, P.Y., et al.: J. Org. Chem., 62, 2652 (1997); Le, Z.G., et al. Synthesis., 208 (2004);