Toxicologie

<p>Applications N-[[[(1R)-2-(6-Amino-9H-purin-9-yl)-1-methylethoxy]methyl]hydroxyphosphinyl]-D-alanine is a metabolite of Tenofovir (T018500), an acyclic phosphonate nucleotide analogue and reverse transcriptase inhibitor. It is used as an anti-HIV agent. Antiviral.<br>References Shaw, J.-P., et al.: Pharm. Res., 14, 1824 (1997); Wyles, D., et al.: Clin Infect. Dis., 40, 174 (2005), Peng, J., et al.: J. Clin. Pharmacol., 46, 265 (2006), Seminari, E., et al.: J. Antimicrob. Chemother., 60, 831 (2007);<br></p>

<p>Applications 3-(3-Hydroxypropoxy) Propyl Benzoate is a useful research chemical.<br></p>

<p>Applications N-Deschlorobenzoyl Indomethacin-d3, is the labeled analogue of N-Deschlorobenzoyl Indomethacin (D288845), a metabolite of Indomethacin (I641000).<br>References O'Brien, W., et al.: Clin. Pharmacol. Ther., 9, 94 (1968), Duggan, D., et al.: J. Pharmacol. Exp. Ther., 181, 563 (1972), Abourashed, E., et al.: Curr. Med. Chem., 6, 359 (1999), Chatterjee, P., et al.: J. Nat. Prod., 62, 761 (1999);<br></p>

<p>Applications 3-Nitrophenylhydrazine Hydrochloride acts as a reagent in the preparation of isosteviol-fused pyrazolines and pyrazoles as potential anticancer agents, preparation of pyrazolobenzothiazines as inhibitors of hepatitis C virus replication.<br>References Zhu, S., et al.: Eur. J. Med. Chem., 65, 70 (2013); Barreca, M. L., et al.: J. Med. Chem., 56, 2270 (2013);<br></p>

<p>Applications Demeton is a phosphorothioate insecticide.<br> Not a dangerous good if item is equal to or less than 1g/ml and there is less than 100g/ml in the package<br>References Lehotay, S., et al.: J. AOAC Int., 88, 595 (2005); Henderson, C., et al.: J. Econ. Entomol., 48, 157 (1955)<br></p>

<p>Applications Midazolam-13C2 is the labeled analogue of Midazolam (M343000), an anesthetic; anticonvulsant; sedative; hypnotic.<br>References Dundee, J. W., et al.: Drugs, 28, 519 (1984); Lahat, E., et al.: Br. Med. J., 321, 83 (2000)<br></p>

<p>Applications Docosanoyl Ethanolamide is saturated N-acylethanolamide.<br></p>

<p>Applications 5α-Dihydrocortisol 21-Tetrahydro-2H-pyran-2-yl is an intermediate in the synthesis of Allo-3α-tetrahydro Cortisol 3-O-β-D-Glucuronide Sodium Salt-d7 (A548512), which is a metabolite of Cortisol (H714615) in human plasma.<br>References Ikegawa, S. et al.: Anal. Chem., 81, 10124 (2009); Kornel, L. et al.: J. Steroid. Biochem., 13, 751 (1980); Kornel, L. et al.: J. Steroid Biochem., 6, 1267 (1975);<br></p>

<p>Applications Dibutyldiethyltin belongs to a class of organotin compounds that are commonly used as pesticides and fungicides and as plastics additives.<br>References Krupp, E.M. et al.: Environ. Sci. Technol., 45, 943 (2011)<br></p>

<p>Applications Hydroxy Velpatasvir is an impurity of antivaral drug Velpatasvir (V116000), which is a HCV NS5A inhibitor used to treat Hepatitis C.<br>References Feld, J. J., et al.: N. Engl. J. Med. 373, 2599 (2015); Gane, E. J., et al.: Gastroenterol., 151, 448 (2016);<br></p>

<p>Applications Adenosine A2 receptor agonist.<br>References Matova, M., et al.: J. Med. Chem., 32, 505 (1997), Matova, M., et al.: Drug Des. Discov., 16, 255 (2000), Adachi, H., et al.: J. Med. Chem., 50, 1810 (2007),<br></p>

<p>Applications A labelled analogue of the active metabolite of Bosentan, a mixed endothelin receptor antagonist which is used as a vasodilator.<br>References Clozel, M., et al.: J. Pharmacol. Exp. Ther., 270, 228 (1994), Gutsch, G., et al.: Cardiovasc. Drugs Ther., 10, 717 (1996), Weber, C., et al.: Clin Pharmacol. Ther., 60, 124 (1996), Krum, H., et al.: N. Engl. J. Med., 338, 784 (1998)<br></p>

<p>Applications Desmethylene seco-Benzoxadiazine Marbofloxacin is an impurity of Marbofloxacin (M197000); a fluorinated quinolone antibacterial.<br>References Gruet, P., et al.: Vet. Rec., 140, 199 (1977); Lefebvre, H.P., et al.: J. Vet. Pharmacol. Ther., 21, 453 (1998)<br></p>

<p>Applications Monocrotophos is an organophosphorous insecticide. Monocrotophos is used mainly against cotton pests but it is also used in the protection of citrus, rice, potatoes, vegetables and other crops.<br> Not a dangerous good if item is equal to or less than 1g/ml and there is less than 100g/ml in the package<br>References Patel, I. et al.: Ind. J. Agric. Sci., 67, 83 (1997); Rao, V.L. et al.: Ind. J. Agric. Sci., 54, 209 (1984); Kinzer, R.E. et al.: J, Econ. Entomol., 69, 697 (1976);<br></p>

<p>Applications O,O,O-Trimethyl-O-(3,5,6-trichloro-2-pyridinyl)diphosphosrodithioate is an impurity of Chlorpyrifos (C425300), an insecticide; acaricide.<br>References Smith, G.N., et al.: J. Agric. Food Chem., 15, 132 (1967); Schafer, et al.: Toxicol. Appl. Pharmacol., 21, 315 (1972)<br></p>

<p>Impurity Fluconazole EP Impurity B / Fluconazole USP Related Compound A<br>Applications 4-Defluoro-4-(1H-1,2,4-triazol-1-yl) Fluconazole (Fluconazole EP Impurity B) is an impurity of the antifungal agent Fluconazole (F421000).<br>References Ramesh, B. et al.: J. Pharm. Res., 4, 1401 (2011); Al-Rimawi, F.: Jor. J. Chem., 4, 357 (2009);<br></p>

<p>Applications 5-Methoxy Dapagliflozin Tetraacetate is an intermediate in the synthesis of (1S)-1,5-anhydro-1-C-[4-Chloro-3-[(4-ethoxyphenyl)hydroxymethyl]phenyl]-D-glucitol (A638185) which is an impurity of the drug Dapagliflozin (D185370), a sodium-glucose transporter 2 inhibitor.<br>References Kasichayanula, S. et al.: Diabetes, Obesity and Metabolism 13, 47 (2011)<br></p>

<p>Applications Labelled Tolfenamic Acid. Non-steroidal anti-inflammatory drugs (NSAIDs). A derivative of anthranilic acid, related structurally to Mefenamic and Flufenamic acids. Anti-inflammatory, analgesic.<br>References Pentikaeinen, P., et al.: Eur. J. Clin. Pharmacol., 19, 359 (1981), Bundscherer, A., et al.: Oncol. Rep., 19, 547 (2008), Elwood, P., et al.: Lancet, 373, 1301 (2009),<br></p>

<p>Applications (±)-N-(2,6-Dimethylphenyl)-1-iso-propyl-d7-2-piperidinecarboxamide (CAS# 1276197-11-5) is a useful isotopically labeled research compound.<br></p>

<p>Applications 3-Aminobenzotrifluoride is a known human toxin that can cause bacterial mutation and hepatocyte unscheduled DNA synthesis.<br> Not a dangerous good if item is equal to or less than 1g/ml and there is less than 100g/ml in the package<br>References Reinhold, D., et al.: T. ASAE, 49, 2077 (2006); Thompson, C., et al.: Environ. Mutagen., 5, 803 (1983)<br></p>

<p>Applications Gabapentin Lactam-d6, is the labeled analogue of Gabapentin Lactam (G117275), that reduces protein aggregates and improves motor performance in a transgenic mouse model of Huntington’s disease. It opens mitochondrial ATP-dependent potassium channels.<br>References Zucker, B.,et al.: Naunyn Schmiedebergs Arch. Pharmacol., 370, 131 (2004)<br></p>

<p>Applications Asenapine Maleate, is a 5-HT receptor antagonist developed for the treatment of acute schizophrenia and bipolar mania. Antagonist of serotonin, norepinephrine, dopamine and histamine receptors.<br> Not a dangerous good if item is equal to or less than 1g/ml and there is less than 100g/ml in the package<br>References Tarazi. F.I., et al.: Drugs. Today., 45, 865 (2009); Boboaca, S.D., et al.: Int. J. Molec. Sci., 12, 4348 (2011); Audinot, V., et al.: Neuropsycopharmacol., 25, 410 (2001);<br></p>

<p>Applications di-Val-L-dC Trihydrochloride is a β-L-2'-Deoxynucleoside for treatment of resistant hepatitis B virus strains, and combination therapies.<br>References Standring, D. et al.: PCT Int. Appl. (2004)<br></p>

<p>Stability Hygroscopic<br>Applications (±)-Mevalonolactone-4,4,5,5-d4 (CAS# 349553-98-6) is a useful isotopically labeled research compound.<br></p>

<p>Stability Hygroscopic<br>Applications A metabolite of Daidzein.<br>References Cassidy, A., et al.: J. Clin. Nutr., 60, 333(1994), Pereira, M., et al.: Carcinogenesis, 15, 1049 (1994), Shah, V., et al.: Pharm. Res., 17, 1551 (2000),<br></p>

<p>Applications 2,6-Dimethoxybenzoyl Chloride is used in the synthesis of penicillins and cephalosporins.<br> Not a dangerous good if item is equal to or less than 1g/ml and there is less than 100g/ml in the package<br>References Newall, C. et al.: Comp. Med. Chem., 2, 609 (1990); Kanao, M. et al.: J. Med. Chem., 25, 1358 (1982);<br></p>

<p>Applications Itraconazole Desethylene-seco-piperazine Di-N-formyl Impurity is a by-product in the synthesis of Itraconazole Desethylene-seco-piperazine Mono-N-formyl Impurity (I937520), which is an impurity of Itraconazole (I937500). Itraconazole is an orally active antimycotic structurally related to Ketoconazole. Antifungal. It is a COVID19-related research product.<br>References Espinel-Ingroff, A., et al.: Antimicrob. Agents Chemother., 26, 5 (1984), Heykants, J., et al.: Mycoses, 32, Suppl 1, 67 (1989), Sugar, A.M.,et al.: Curr. Clin. Top. Infect. Dis., 13, 74 (1993),<br></p>

<p>Applications Vidarabine, is an antiviral drug which is active against herpes simplex and varicella zoster viruses.<br>References Sneader, W., et al.: Drug Discovery, 258 (2005); Lee, W. W., et al.: J. Am. Chem. Soc., 82, 2648 (1960);<br></p>

<p>Applications Hydroxymethyl Emtricitabine is an impurity of Emtricitabine(E525000) which is a reverse transcriptase inhibitor. It is an effective antiviral agent against HIV, HBV, and other viruses replicating in a similar manner. A nucleoside analog structurally related to Lamivudine (L172500).<br>References FASEB J., 13, 1511 (1999), Molina, J.-M., et al.: J. InfecSchinazi, R.F., et al.: Antimicrob. Ag. Chemother., 36, 2423 (1992), Shockeor, J.P., et al.: Xenobioica, 26, 189 (1996), Feng, J.Y., et al.: . Dis., 182, 599 (2000)<br></p>

<p>Applications N,N'-(Ethane-d4-1,2-diyl)bis(2-(2,6-dimethylphenoxy)acetamide) is the labeled analogue of N,N'-(Ethane-1,2-diyl)bis(2-(2,6-dimethylphenoxy)acetamide) (E890330), an impurity of Lopinavir (L469480), a selective HIV protease inhibitor. An analogue of Ritonavir. Antiviral.<br>References Sham, H.L., et al.: Antimicrob. Ag. Chemother., 42, 3218 (1998); Kumar, G.N., et al.: Drug Metab. Dispos., 27, 86 (1999); Murphy, R.L., et al.: Antiviral Ther., 4, Suppl. 3, 85 (1999)<br></p>

<p>Applications Phenamacril is a fungicide.<br>References Tang, L., et al.: Synthesis, 46, 1621-1629 (2014);<br></p>

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