Toxicologie

<p>Applications 4-Androsten-11b,17b-diol-3-one-2,2,4,6,6-d5 is a useful isotopically labeled compound of 11β-Hydroxytestosterone (H956785)<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 17β-neriifolin could be considered a candidate for the treatment of hepatocellular carcinoma. It can also work as an inhibitor of hERG channel trafficking.<br>References Zhao, Q., et al.:Fitoterapia, 82, 735 (2011); Wang, L., et al.: J. Pharmacol. Exper. Ther., 320, 525 (2007)<br></p>

<p>Applications Testosterone-2,2,4,6,6-d5 Benzoate is a useful isotopically labeled compound of Testosterone Benzoate (T155015)<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 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 Cloticasone is an intermediate in the synthesis of Fluticasone Propionate.<br>References Meltzer, E.O., et al.: J. Allergy Clin. Immunol., 86, 221 (1990), Mitchison, H.C., et al.: Gut, 32, 260 (1991), Phillipps, G.H., et al.: J. Med. Chem., 37, 3717 (1994)<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>Stability Moisture Sensitive<br>Applications Oxyfedrine acts as a vasodilator affecting the coronary base flow.<br>References Baraka, Y. et al.: J. Drug Res., 12, 161 (1980);<br></p>

<p>Applications 4-Hydroxy Flecainide is an analogue of Flecainide (F390000).<br>References Blom, Y., et al.: J. Chromatogr., 653, 138 (1993),<br></p>

<p>Applications 1-Chloro-1-desmethylpiperazinyl-bosutinib is a useful intermediate in the green preparation of the anti-tumor agent Bosutinib (B676095). It is a COVID19-related research product.<br>References Mao, Y., et al.: Synthesis, 47, 3133 (2015); Chen, H., et al.: Zhongguo Yiyao Gongye Zazhi, 44, 1086 (2013); Yin, X. J., et al.: Molecules, 4261 (2010)<br></p>

<p>Stability Acid Sensitive<br>Applications 17β-(Trimethylsiloxy)testosterone is an anabolic steriod, and a derivative compound of Testosterone (T155000), Principal hormone of the testes, produced by the interstitial cells. Major circulating androgen; converted by 5α-reductase in androgen-dependent target tissues to 5α-dehydrotestosterone which is required for normal male sexual differentiation. Also converted by aromatization to Estradiol.Testerone is a controlled substance (anabolic steroid). Androgen.<br>References McFarland, K., et al.: Science, 245, 494 (1989), Heckert, L., et al.: Mol. Endocrinol., 12, 1499 (1998), Themmen, A., et al.: Endocr. Rev. 21, 551 (2000), Kumar, R., et al.: Biol. Reprod., 65, 710 (2001),<br></p>

<p>Applications Fenbendazole-Amine Sulfoxide is a highly effective inhibitor of the helminth-specific enzyme, fumarate reductas in Ascaris suum. Also, it inhibits the polymerization of tubulin into microtubules in vitro.<br>References Barrowman, M. M., et al.: Biosci. Rep., 4, 879-883 (1984); Barrowman, M. M., et al.: Biochem. Pharmacol., 33, 3037-3040 (1984);<br></p>

<p>Applications 2-Fluoroimidazole is a chemical reagent used in the synthesis of cephalosporins.<br>References Jung, F. et al.: J. Antibio., 46, 992 (1993);<br></p>

<p>Stability Hygroscopic, Moisture Sensitive<br>Applications 1-​[1-​(4-​Chlorobenzoyl)​-​5-​hydroxy-​2-​methyl-​1H-​indole-​3-​acetate]β-​D-​Glucopyranuronic Acid is an analog of Indomethacin Acyl-β-D-glucuronide a metabolite of Indomethacin (I641000). Acyl glucuronides have been implicated in the toxicity of many xenobiotics and marketed drugs.<br>References Abid, A., et al.: Biochem. Pharmacol., 50, 557 (1995), Gamage, N., et al.: Toxicol. Sci., 90, 5 (2006), Cerveny, L., et al.: Drug Metab. Dispos., 35, 1032 (2007), Hayeshi, R., et al.: Eur. J. Pharm. Sci., 35, 383 (2008),<br></p>

<p>Applications (3R,5S)-5-(6-Cyclopropyl-10-fluoro-7,8-dihydrobenzo[k]phenanthridin-8-yl)-3,5-dihydroxypentanoic Acid Sodium Salt is an impurity of Pitavastatin (P531000), 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 4-Chlorophenyl Benzoate is used as a reagent in the synthesis of phenstatin analogs via Fries rearrangement and Friedel-Crafts reaction. These biaryl analogs are antitubulin compounds.<br>References Tozatti, C., et al.: Quim. Nova, 35, 1758 (2012)<br></p>

<p>Applications Hexahydrocurcumin is a reagent in the synthesis of Gingerenone A (G387500) which is an antifungal and antiparasitic diarylheptenone that is isolated from Zingiber officinale (more commonly known as ginger), a medicinal plant that is used to treat inflammation and musculoskeletal disorders.<br>References Ali, B., et al.: Food Chem. Toxicol., 46, 409 (2008); Bordia, A., et al.: Prost. Leuk. Ess. Fat. Acids, 56, 379 (1997); Choi, W., et al.: J. Appl. Biomed., 11, 15 (2013); Riaz, T., et al.: Nat. Prod. Res., 24, 1131 (2010); Srivastava, K. &amp; Mustava, T.: Med. Hypoth., 39, 342 (1992)<br></p>

<p>Applications 1-Chloro-4-(methylsulfonyl)-2-nitrobenzene (cas# 97-07-4) is a useful research chemical.<br></p>

<p>Impurity Fulvestrant Impurity E;<br>Applications Fulvestrant (F862500) impurity E.<br></p>

<p>Applications Imatinib Hydrochloride is a tyrosine kinase inhibitor. It is a COVID19-related research product.<br>References Schindler, T., et al.: Science, 289, 1938 (2000); Drucker, B.J., et al.: N. Engl. J. Med., 344, 1031 (2001)<br></p>

<p>Impurity Emtricitabine Impurity 14<br>Applications An intermediate in the synthesis of Emtricitabine (E525000). 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). Emtricitabine Impurity 14.<br>References Schinazi, R.F., et al.: Antimicrob. Ag. Chemother., 36, 2423 (1992), Shockeor, J.P., et al.: Xenobioica, 26, 189 (1996), Feng, J.Y., et al.: FASEB J., 13, 1511 (1999), Molina, J.-M., et al.: J. Infec. Dis., 182, 599 (2000)<br></p>

<p>Stability Moisture Sensitive<br>Applications Sebuthylazine-d5 (ethyl-d5) (CAS# 1219805-56-7) is a useful isotopically labeled research compound.<br></p>

<p>Applications rel-(4R,5R)-5-(4-Chlorophenyl)-4-methyl-2-thiazolidinone is a useful building block and has been used in the synthesis of hexythiazox (H298500).<br>References Lou, J.; et al.: Nongyao, 47, 328 (2008).<br></p>

<p>Applications (4-(3-Methylbutan-2-yl)phenyl)methanol 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 dinitronaphthaloyl derivative as disinfectants and antiseptics.<br>References Brana, M., et al.: Anti-Cancer Drug Des., 8, 257 (1993), Griffin, B., et al.: Science, 281, 269 (1998), Huh, W., et al.: Nature, 425, 686 (2003),<br></p>

<p>Applications An intermediate for the prepararion of 1-Hydroxypyrene β-D-Glucuronide, a metabolite of 1-Hydroxypyrene.<br></p>

<p>Applications (2-Fosfomycinyl-1-(hydroxy)propyl)phosphonic Acid is an impurity of Fosfomycin (F727500); an antibiotic compound used in the treatment of urinary tract infections.<br>References Liu, H., et al.: Zhongguo Kangshengsu Zazhi, 36, 765 (2011); Goto, M., et al.: Antimicrob. Agents Chemother., 20, 393 (1981); Keating, G. et al.: Drugs, 73, 1951 (2013); Demir, T. et al.: Int. J. Infect. Dis., 17, e966 (2013)<br></p>

<p>Applications epi-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 3-(2-Chloro-6-fluorophenyl)-5-methylisoxazole-4-carboxylic Acid Ethyl Ester is a derivative in the synthesis of Flucloxacillin (F419200), a new semisynthetic penicillin with broad spectrum of antibacterial activity.<br>References Macsari, I., et al.: Bioorg. Med. Chem. Lett., 21, 3871 (2011); Cui, Y., et al.: Curr. Sci., 89, 531 (2005);<br></p>

<p>Applications N-Desmethyl analog of Rosuvastatin Lactone (R700550); an intermediate in the production of Rosuvastatin (R700500) derivatives.<br></p>

<p>Stability Hygroscopic<br>Applications 2-Chloroethoxy Roxithromycin is an impurity of Roxithromycin (R700850); a semisynthetic Erythromycin (E649950) derivative and antibacterial.<br>References Jones, R.N., et al.: Antimicrob. Agents Chemother., 24, 209 (1983); Barry, A.L., et al.: Eur. J. Clin. Microbiol., 5, 536 (1986); Grassi, C., et al.: Chemioterapia, 6, 41 (1987); Gasc, J.C., et al.: J. Antibiot., 44, 313 (1991);<br></p>

<p>Stability Light Sensitive, Moisture Sensitive, Temperature Sensitive<br>Applications A major metabolite of Irinotecan.<br>References Canal, P., et al.: J. Clin. Oncol., 14, 2688 (1996), Haaz, M., et al.: Cancer Res., 58, 468 (1998), Kehrer, D., et al.: Clin. Cancer Res., 6, 3451 (2000), Hanioka, N., et al.: Xenobiotica, 31, 687 (2001), Satoh, T., et al.: Drug Metab. Dispos., 30, 488 (2002),<br></p>

<p>Applications Rescinnamine is an angiotensin-converting enzyme inhibitor used as an antihypertensive drug.<br>References Fife, R., et al.: Brit. Med. J., 2, 1848 (1960); Balsevich, J., et al.: Planta Med., 44, 91 (1982)<br></p>

<p>Applications: An impurity contained in samples of all trans-retinoic acid.<br>References Newton, D., et al.: Cancer Res., 40, 3413 (1980), Curley, R., et al.: Bioorg. Med. Chem. Lett., 2, 1133 (1992), Tanaka, H., et al.: Chem. Pharm. Bull., 43, 356 (1995), Patel, J., et al.: J. Med. Chem., 47, 6716 (2004),<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 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 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>Stability Light Sensitive<br>Applications alpha-Tocotrienol is an antioxidant.<br></p>

<p>Applications A methylated analog of Zonisamide (Z700000) with anticonvulsant activity.<br>References Uno, H., et al.: J. Med. Chem., 22, 180 (1979)<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 rel-(R*,R*)-Bicalutamide Sulfoxide is an diastereomeric bicalutamide (B382000) derivative.<br>References Li, Wei., et al.: Chirality., 21, 578 (2009);<br></p>

<p>Applications Lodoxamide-15N2,d2 is the labelled form of Lodoxamide which is an antiallergic drug that acts as a mast cell stabilizer. It is effective in the treatment of allergic conjunctivitis and in decreasing vascular permeability.<br>References Ciprandi, G., et al.: Allergy, 51(12), 946-951 (1996); Bayer, Atilla., et al.: Ophthalmologica, 217(2), 119-123 (2003)<br></p>

<p>Applications 4-Nitrophenyl-methoxycarbonylamino Amoxicillin is an intermediate used in the synthesis of N-(Penicillan-6-yl) Open Ring Amoxicillinamide Disodium Salt (P223050), which is an impurity of Amoxicillin (A634235); a semi-synthetic antibiotic related to Penicillin (P233500). Antibacterial.<br>References Brogden, R.N., et al.: Drugs, 18, 169 (1979); Bird, A.E., et al.: Anal. Profiles Drug Subs. Excip., 23, 1 (1994)<br></p>

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

<p>Applications D-2'-Deoxyribopyranosyl-3-guanylurea (α/β-Mixture) can be obtained from 5-Aza-2’-deoxy Cytidine (A796950) which can be used as cancer treatment, in particular to inhibit the growth of pancreatic endocrine tumor cell lines.<br>References Deng, T., et al.: Life Sci., 84, 311 (2009), Horne, H., et al.: Mol. Cancer Res., 7, 199 (2009), Zinner, R., et al.: Mol. Cancer Ther., 8, 521 (2009),<br></p>

<p>Applications Flucloxacillin-O-ethylacetate is an intermediate used in the synthesis of 6-APA Flucloxacillin (A726105), which is an impurity of Flucloxacillin (F419200), which is a new semi-synthetic penicllin.<br>References Markovich, M., et al.: Antibiot. Med. Biotekhnol., 31, 603 (1986), Rahman, M., et al.: Biochem. Pharmacol., 46, 1721 (1993), Silva, D., et al.: Med. Biol. Res., 37, 963 (2004)<br></p>

<p>Applications AHR 10240 Dimer is a dimer of 7-(4-Bromobenzoyl)-1,3-dihydro-2H-indol-2-one (B680190); a cyclic metabolite of Bromfenac (B678550).<br>References Osman, M.A. et al.: J. Chrom. Biomed. Appl., 489, 452 (1989); Isaka, M. et al.: Yakub. Dot., 14, 32 (1999)<br></p>

<p>Applications Quinolin-8-yl 2,2,5,5-Tetramethylthiazolidine-4-carboxylate is an intermediate in the synthesis of D,L-Penicillamine O-Lactose Adduct (P223020), which is an impurity of D-Penicillamine (P223000), a Penicillin metabolite used in the treatment of Wilson’s disease, Cystinuria, Scleroderma and arsenic poisoning.<br>References Marti-Prats, L., et al.: Neurosci. Lett., 483, 143 (2010); Singh, A., et al.: J. Pharm. Sci., 99, 3931 (2010); Everette, J., et al.: J. Agric. Food Chem., 58, 8139 (2010);<br></p>