Toxicology

Applications N,N-Diethylphenylacetamide, is a multi-insect repellent with a faint pleasant smell.
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 Rakkiyappan, C., et al.: Int. J. Poly. Mat., 61, 1154 (2012);

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 Veratridine is a voltage dependent Na+ channel opening 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

Impurity Entecavir EP Impurity D
Applications 4’-epi-Entecavir is an epimeric impurity of the antiviral drug Entecavir (E558900).

Applications (2R,3R)- 2-(2,4-Difluorophenyl)-1-(1H-1,2,4-triazol-1-yl)-2,3-butanediol Methanesulfonate is a useful synthetic intermediate in the synthesis of Efinaconazole (E435070); a topical antifungal for onychomycosis. (2R,3R)- 2-(2,4-Difluorophenyl)-1-(1H-1,2,4-triazol-1-yl)-2,3-butanediol Methanesulfonate is also used as a reagent in the synthesis of Ravuconazole (R128000); an ergosterol biosynthesis inhibitor and antifungal.
References Sugiura, K., et. al.: Antimicrob. Agents CH., 58, 3837 (2014); Pesti, J., et al.: Org. Process Res. Dev., 13, 716 (2009); 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 2-[[3-[2-(Dimethylamino)ethyl]-1H-indol-5-yl]Methyl] Rizatriptan Benzoate is an impurity of the antimigraine drug rizatriptan benzoate.
References Sarma, P. S., et al.: Synth. Commun., 38, 603 (2008)

Applications Betulinic Acid-d3 is the isotope labelled analog of Betulinic Acid (B330250); a natural pentacyclic triterpenoid that displays anti-inflammatory and anti-HIV activity. Betulinic Acid selectively induces apoptosis in tumor cells by directly activating the mitochondrial pathway of apoptosis through a p53- and CD95-independent mechanism. Betulinic Acid also exhibits TGR5 agonist activity.
References Pisha, E. et al.: Nat. Med., 1, 1046 (1995); Fulda, S. et al.: Cancer Res., 57, 4956 (1997); Kashiwada, Y. et al.: J. Med. Chem., 39, 1016 (1996); Genet, C. et al.: J. Med. Chem., 53, 178 (2010)

Applications An intermediate in the preparation of HIV-1 Protease Inhibitor. An isomeric impurity of Bisfuranol.
References Surleraux, D.L. et al.: 48, 1813 (2005); Chen, X. et al.: Bioorg. Med. Chem. Lett., 6, 2847 (1996);

Applications Medicagenic acid is a versatile compound extracted from some plants, such as the branches of Eucommia ulmoides. It has antifungal properties towards candida albicans.
References Xiong, W.; et al.: Chem. Nat. Compd., 54, 1009 (2018); Dorsaz, S.; et al.: Antimicrob. Agents Chemother., 61, 00829-17/1 (2017).

Impurity Rosuvastatin Formyl Impurity
Applications Rosuvastatin intermediate.
References Watanabe, M., et al.: Bioorg. Med. Chem., 5, 437 (1997),

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),

Stability Hygroscopic
Applications A metabolite of Methylphenidate. Ethylphenidate is formed by metabolic transesterification of Methylphenidate and ethanol.
References Boyer, C., et al.: J. Pharmacol. Exp. Ther., 260, 939 (1992), Markowitz, J., et al.: Drug Metab. Dispos., 28, 620 (2000), Patrick, K., et al.: J. Med. Chem., 48, 2876 (2005),

Applications 2-Hydroxy-6-trifluoromethylpyridine

Applications 17β-Hydroxy Exemestane 17-O-β-D-Glucuronide is the glucuronidated conjugate of the hydroxy metabolite of Exemestane (E957000).
References Sun, D. et al.: Pharmacogen. Genom., 20, 575 (2010);

Applications N-(3-((2-Chlorothiazol-5-yl)methyl)-5-methyl-1,3,5-oxadiazinan-4-ylidene)benzenesulfonamide is an impurity of Thiamethoxam (T344180) which is a neonicotinoid insecticide.
References Oliver, J., et al.: J. Environ. Horticult., 28, 135 (2010), Ghosh, A., et al.: J. Entomol. Res., 34, 35 (2010), Chem. and Eng. News 90: 10 (2012)

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 N-Acetyl Serotonine O-Sulfate Ester Triethylammonium Salt, is used as a urinary biomarker in metablomics studues. Metabolite of serotonin (S274980), a monoamine neurotransmitter.
References Johnson, C. et al.: Rad. Res., 178, 328 (2012); Kuraishi, Y., et al.: Biol. Pharm. Bull., 31, 2143 (2008); Morera, E., et al.: Bioorg. Med. Chem. Lett., 19, 6806 (2009); Gohil, V., et al.: Nat. Biotechnol., 28, 249 (2010);

Applications 5-Methyl-N-[2-(4-sulfamoylphenyl)ethyl]-1,2-oxazole-3-carboxamide is a reagent used for the synthesis of glisoxepid (G410600). Glisoxepid is used as an antidiabetic drug. Glisoxepid is a sulfonylurea derivative used in the treatment of diabetes mellitus type 2.
References Schulz, M., et al.: Pharmazie, 58, 447 (2003), Viswanathan, C., et al.: Pharm. Res., 24, 1962 (2007), Drees, J., et al.: Clin. Chem., 55, 126 (2009),

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 Triadimenol-d4 (4-chlorophenoxy-d4) (mixture of stereoisomers) (CAS# 2121989-56-6) is a useful isotopically labeled research compound.

Applications (3S,5S)-Dihydroxy Simvastatin is a derivtive of Simvastatin (S485000). Simvastatin is a synthetic derivative of a fermentation product of Aspergillus terreus. A competitive inhibitor of HMG-CoA reductase. A synthetic analog of Lovastatin. Antilipemic. Simvastatin, the drug, is sold under the trade name Zocor.
References Hoffman, W.F., et al.: J. Med. Chem., 29, 849 (1986), Mol, M.J., et al.: Lancet, 2, 936 (1986)

Applications An Estradiol (E888000) 17-monoester. Short-chain fatty acid esters have a higher binding potency to the estrogen receptor than long-chain fatty acid esters. Estradiol fatty acyl esters act as a storage form from which estradiol is released by enzymic hydrolysis.
References Rifici, V., et al.: Metabolism, 41, 1110 (1992), Larner, J., et al.: J. Biol. Chem., 268, 13893 (1993), Tikkanen, M., et al.: Biochem. Pharmacol., 60, 1 (2000),

Applications Used as an antithrombotic.
References Mills, D.C.B., et al.: Arterioscler. Thromb., 12, 430 (1992), Feuerstein, G., et al.: Exp. Opin. Invest. Drugs, 4, 425 (1995)