Toxicology

<p>Applications Atraton is a toxic herbicide and an environmental contaminants.<br>References Lu, Y. C., et al.: Chemosphere, 165, 487 (2015); Dong, X., et al.: Soil Sediment Contam., 24,573 (2015); Gonzalez-Cadena, J., et al.: Sustainable Environment Research, 23, 253 (2013)<br></p>

<p>Applications 3,4-Dihydroquinoline-2-one 6-Oxoacetic Acid is a derivative of 3,4-Dihydro-2-quinolone (D450600), which is used to prepare potent bicyclic peptide deformylase inhibitors with antibacterial effects. It is also used to synthetisze substituted iminopiperidines as inhibitors of human nitric oxide synthase isoforms.<br>References Molteni, V., et al.: Bioorg. Med. Chem. lett., 14, 1477 (2004); Webber, R., et al.: J. Med. Chem., 41, 96 (1998)<br></p>

<p>Applications 17β-Estradiol 2-Acetate is an intermediate in synthesizing Estradiol Valerate Impurity I (E888865), a derivative of Estradiol (E888000) and Estradiol 17-Valerate (E888860) which is an estrogen.<br>References Salole, E.G., et al.: Anal. Profiles Drug Subs., 15, 283 (1986); Lievertz, R.W., et al.: Am. J. Obstet. Gynecol., 156, 1289 (1987)<br></p>

<p>Applications Chloramphenicol 3-O-β-D-Glucuronide is the major glucuronide metabolite of Chloramphenicol (C325030).<br>References Simons, P., et al.: Xenobiotica, 22, 1267 (1992); Kaji, H., et al.: Drug Metab. Dispos., 33, 60 (2005)<br></p>

<p>Applications The Δ2-isomer of Cefotean (C242970). It is useful as intermediate in the preparation of cephalesorin compounds.<br>References Sugioka, T., et al.: Chem. Pharm. Bull., 38, 1998 (1990),<br></p>

<p>Applications 7,13-Bisside chainpacltaxel is a derivative of Paclitaxel (P132500) which has anticancer properties.<br>References Zhong, T., et al.: Bioconjugate Chem., 29, 437-444 (2018)<br></p>

<p>Applications A labelled impurity of Estradiol (E888000).<br>References Zhu, B., et al.: Steroids, 70, 225 (2005), Enmark, E., et al.: J. Clin. Endocrinol. Metab., 82, 4258 (1997),<br></p>

<p>Applications rac Fosfomycin-D5 (Major) Benzylamine Salt is the deuterium labelled analogue of Fosfomycin antibiotic. Related to Fosfomycin Disodium Salt (F727500), rac Fosfomycin-13C3 Benzylamine Salt (F727502), Fosfomycin Tromethamine (F727505), and Fosfomycin Calcium (F727508).<br>References Goto, M., et al.: Antimicrob. Agents Chemother., 20, 393 (1981); Michalopoulos, A. et al.: Int. J. Infect. Dis., 15, e732 (2011); Matsumoto, T. et al.: J. Infection. Chemother., 17, 80 (2011); Keating, G. et al.: Drugs, 73, 1951 (2013); Demir, T. et al.: Int. J. Infect. Dis., 17, e966 (2013);<br></p>

<p>Applications Most ethyl alcohol is used in alcoholic beverages in suitable dilutions. Other uses are as solvent in laboratory and industry , in the manufacture of denatured alcohol, pharmaceuticals, in perfumery, in organic synthesis. Used as antiseptic.<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 Wiberg, G.S., et al.: Toxicol. Appl. Pharmacol., 16, 718 (1970), Brown, N.A., et al.: Science, 206, 573 (1979),<br></p>

<p>Applications Loratadine (L469575) impurity. Used for preparation of tricyclic amides and ureas useful for inhibition of G-protein function and for treatment of proliferative diseases.<br>References Billah., et al.: Lipids, 26, 1172 (1991), Piwinski., et al.: J. Med. Chem., 34, 457 (1991),<br></p>

<p>Applications Moxisylyte Hydrochloride is α1-adrenoceptor antagonists.<br>References Goto, W., et al.: Brain Res., 1003, 130-137 (2004);<br></p>

<p>Applications A model compound for studies of binding of influenza virus hemaglutinin and metal ions.<br>References Sauter, N.K., et al.: Biochemistry, 28, 8388 (1989), Sharon, N., et al.: Science, 246, 227 (1989), Nagy, J.O., et al.: J. Med. Chem., 35 (23), (1992), Knibbs, R.N., et al.: J. Biol. Chem., 268 (25), 18524 (1993)<br></p>

<p>Applications Pitavastatin 1-Phenylethylamide-d5 is the isotope labelled analog of Pitavastatin 1-Phenylethylamide. Pitavastatin 1-Phenylethylamide is an impurity of Pitavastatin (P531000), which is a competitive inhibitor of HMG-CoA reductase. Antilipemic.<br>References Aoki, T., et al.: Arzneim.-Forsch., 47, 904 (1997), Yamada, I., et al.: Xenobiotica, 33, 789 (2003), Park, S., et al.: Clin. Ther., 27, 1074 (2005),<br></p>

<p>Applications Hydroxynaphthoquinone derivative that inhibits mitochondrial electron transport. Antipneumocystic.<br>References Hudson, A.T., et al.: Drugs Exp. Clin. Res., 17, 427 (1991), Fry, M., et al.: Biochem. Pharmacol., 43, 1545 (1992), El-Sadr, W.M., et al.: N. Engl. J. Med., 339, 1889 (1998),<br></p>

<p>Applications An intermediate of Rosuvastatin (R700500).<br>References Laufer, S., et al.: J. Med. Chem., 45, 2733 (2002), Palani, A., et al.: Bioorg. Med. Chem. Lett., 13, 709 (2003),<br></p>

<p>Applications (S)-8,14-Dihydroxy Efavirenz, is a metabolite of Efavirenz (E425000), a nonnucleoside HIV-1 reverse transcriptase inhibitor. Antiviral.<br>References Young, S.D., et al.: Antimicrob. Ag. Chemother., 39, 2602 (1995),<br></p>

<p>Applications Chloroethylnitrosourea derivative with antitumor activity. Similar to carmustine, chlorozotocin, nimustine, ranimustine. Antineoplastic.<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 Johnston, T.P., et al.: J. Med. Chem., 9, 892 (1966), Oliverio, V.T., et al.: Cancer Res., 30, 1330 (1970), Thompson, G.R., et al.: Toxicol. Appl. Pharmacol., 21, 405 (1972), Al-Shammary, F.J., et al.: Anal. Profiles Drug Subs., 19, 315 (1990),<br></p>

<p>Applications O-Ethyl Adefovir is an intermediate in the synthesis of Mono-POM Ethyl Adefovir (M567050), which is an analogue of the antiviral drug Adefovir (A247500) with a mono-POM ester protecting group.<br>References Starrett, J.E. et al.: J. Med. Chem., 37, 1857 (1994);<br></p>

<p>Applications 3-Bromopropionic-2,2,3,3-d4 Acid is the labeled analog of 3-Bromopropionic acid (B687705). 3-Bromopropionic Acid is used as a reagent in the synthesis of nitrogen containing diselenides which exhibit antioxidant activity. Also used as a reagent in the synthesis of indolin-2-one-based multi-targeted receptor tyrosine kinase inhibitors as potential anticancer agents.<br>References Nascimento, V., et al.: Eur. J. Med. Chem., 87, 131 (2014); Zhang, L., et al.: Eur. J. Med. Chem., 82, 139 (2014)<br></p>

<p>Applications Testosterone-2,2,4,6,6-d5 Propionate is a useful isotopically labeled compound of Testosterone Propionate (T155045)<br></p>

<p>Applications Diphenyl (Hydroxymethyl)phosphonate is a reagent for the synthesis of amidate prodrugs of novel nucleoside phosphonate HIV reverse transcriptase (RT) inhibitor GS-9148.<br>References Mackman, R. L., et al.: Bioorg. Med. Chem., 18, 3606 (2010)<br></p>

<p>Stability Hygroscopic<br>Applications Glycine 6-Ethylchenodeoxycholate can be used as reactant/reagent in synthetic preparation of bile acid analogs as FXR/TGR5 agonists.<br>References Or, Y., et al.: PCT Int. Appl., WO 2016073767 A1 20160512 (2016)<br></p>

<p>Applications N-Substituted picolinamides as drowsiness-free central muscle relaxants.<br>References Takahashi, H., et al.: Bioorg. Med. Chem. Lett., 19, 5436 (2009),<br></p>

<p>Applications Phenindione is a proton pump inhibitor and traditional nonsteroidal anti-inflammatory drug used for acute interstitial nephritis and acute kidney injury.<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 Leonard, C.E., et al.: Pharmacoepidemiol. Drug. Safety., 21, 1155 (2012); Moda, T.L., et al.: Bioorg. Med. Chem. Lett., 22, 2889 (2012); Dhareshwar, S.S., et al.: J. Pharma. Sci., 99, 2711 (2010);<br></p>

<p>Applications Desmethyl Nafcillin Sodium Salt is derived from (+)-6-Aminopenicillanic Acid (A618895), which is the core structure in penicillins, obtained from the fermentation brew of the Penicillium mold. (+)-6-Aminopenicillanic Acid is used as the main starting block for the preparation of numerous semisynthetic penicillins.<br>References Zel'tser, I.Z. et al.: Gig. Truda Prof. Zabol., 5, 59 (1983); Hamilton-Miller, J.M.T.: Int. J. Antimicrob. Agents, 31, 189 (2008); Novikova, N.D. et al.: Mikol. Fitopatol., 7, 101 (1973)<br></p>

<p>Applications Sericic acid is an antioxidant, PDE4A inhibitor, antiinflammatory, antifungal, and antibacterial.<br></p>

<p>Impurity Valproic Acid USP Related Compound A<br>Applications Diallylacetic Acid (Valproic Acid USP Related Compound A), is a metabolite of Valproic Acid (V094750) as anticonvulsant agents. It can also be used for the synthesis of Velbanamine.<br>References Liu, H., et al.: Beilstein J. Org. Chem., 9, 983 (2013); Loscher, W., Prog. Neurobiol., 58, 31 (1999); Netzeva, T., et al.: Pharmac. Res., 17, 727 (2000);<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 4-(1,2-Dimethylpropyl)benzaldehyde is an intermediate used in the synthesis of 1-Desmethyl-2-methylpropyl Amorolfine (D292315), which is an analogue of Amorolfine Hydrochloride (A634170). Amorolfine hydrochloride is a salt of Amorolfine which is a morpholine antifungal drug. It is a topical solution for the treatment of toenail infections.<br>References Rotta, I., et al.: JAMA Dermatol., 149, 341 (2013); Espinel-Ingroff, A., et al.: Antimicrob. Agents Ch., 26, 5 (1984)<br></p>

<p>Applications A labelled metabolite of 17β-Nandrolone (N315000).<br>References Dumasia, M., et al.: Xenobiotica, 14, 647 (1984), Schanzer, W., et al.: Clin. Chem., 42, 1001 (1996), Hartmann, C., et al.: J. Pharm. Biomed. Anal., 17, 193 (1998),<br></p>

<p>Applications 4-Hydroxy-TEMPO Benzoate, Free Radical is a recycling catalyst in a hypochlorite/bromite-nitroxide oxidizing system for conversion of alcohols to aldehydes, ketones, and carboxylic acids. It circumvents the need to use a catalytic or stoichiometric heavy metal oxidant.<br>References J. Org. Chem. 55, 462, (1990)<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 Dealkyl Fluticasone Furoate is a Fluticasone Furoate(F599510) raw material impurity which is a synthetic corticosteroid derived from fluticasone for treatment of seasonal allergic rhinitis.<br>References DeWester, J., et al.: Allergy Asthma Proc., 24, 331 (2003), Hughes, S., et al.: Drug Metab. Dispos., 36, 2337 (2008), Meltzer, E., et al.: Clin. Drug Investig., 29, 79 (2009),<br></p>

<p>Applications N-(3-Aminopropyl)-N-methylcarbamic Acid tert-Butyl Ester Hydrochloride is used as a reactant in the synthesis of 8-((dimethylamino)methyl)-1-(3-(dimethylamino)propyl)-1,7,8,9-tetrahydrochromeno[5,6-d]imidazol-2-amine, an inhibitor of the hepatitis C virus.<br>References Dirov, S.M., et. al.: J. Chem. Crystallogr., 43, 235 (2013)<br></p>

<p>Applications Protected Varenicline metabolite.<br></p>

<p>Applications (Z)-1,1'-(2-(2,4-Difluorophenyl)prop-1-ene-1,3-diyl)bis(1H-1,2,4-triazole) is an impurity of Fluconazole (F421000), an antifungal.<br>References Richard, K. et al.: Antimicrob. Ag. Chemother., 27, 832 (1985),<br></p>

<p>Applications 5-​[[[(2,​4-​Difluorophenyl)​methyl]​amino]​carbonyl]​-​1-​(2,​2-​dimethoxyethyl)​-​1,​4-​dihydro-​3-​methoxy-​4-​oxo-2-pyridinecarboxylic Acid Methyl Ester is an intermediate in the synthesis of Cabotegravir-d3 (C050102), which is the labelled form of Cabotegravir (C050100). Cabotegravir is a long acting HIV-1 integrase inhibitor with action against a broad range of HIV subtypes.<br>References Yoshinaga, T. et al.: Antimicrob, Agents Chemother., 59, 397 (2015); Andrews, C. et al.: Sci. Transl. Med., 7, 270 (2015)<br></p>

<p>Applications Hydrobromic acid is a strong acid that is used in conjunction with Phenol (P318005) to carry out rapid cleavage of sulfonamides. Hydrobromic acid is also used as a catalyst to reduce sulfoxides, such as Dimethyl sulfoxide (D479380).<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 Aida, T., et al.: Tetrahedron Lett., 14, 39 (1973); Snyder, H. &amp; Geller, H.: J. Am. Chem. Soc., 74, 4864 (1952)<br></p>

<p>Applications Triclopyr Butotyl is a herbicide. It s very effective in reducing the canopy of honey mesquite.<br>References El-Khodary, S., et al.: Cytologia, 54, 465 (1989); Bovey, R., et al.: J. Range Management, 34, 144 (1981)<br></p>

<p>Applications Asunaprevir is an inhibitor of the viral enzyme serine protease HCV NS3. Also functions as a second generation NS3/4A protease inhibitor used in the treatment of hepatitis C.<br>References Takehara, T., et al.: Igaku no Ayumi, 255, 1155 92015); Kalaghatgi, P., et al.: PLoS One, 11, 5 (2016)<br></p>

<p>Applications N-(2-Hydroxyethyl)tetracosanamide acts as a crude oil emulsifier.<br>References Zhiqiang, J., et al.: Fami Zhu Shen., 5 (2016)<br></p>

<p>Applications Fipexide Hydrochloride is one of five potential drug candidates to overcome the melphalan-induced vascular toxicity.<br>References Yang, Y., et al.: Tumour Biol., 37, 6709-6718 (2016);<br></p>

<p>Applications Dydrogesterone (D826000) intermediate. Used in the preparation of 10α-steroids.<br></p>