Toxicology

Applications Flurbiprofen (1S,2R,5S)-(+)-Menthyl Ester is an isomer version of Flurbiprofen rac-Menthyl Ester (M221723), a Flurbiprofen (F598700) derivative. Flurbiprofen is an anti-inflammatory used as an analgesic
References Chalmers, et al.: Ann. Rheum. Dis., 31, 319 (1972), Nishizawa, et al.: Thromb. Res., 3, 577 (1973)

Applications 1,2,4,5-Tetrahydrotestolactone is a steroid with estrogenic properties. A steroid lactone.
References Pollard, I., et al.: Steroids, 11, 897 (1968), Volovel'skii, L. N., et al.: Zh. Obshch. Khim., 43, 1414 (1973)

Impurity Fluocinolone Acetonide EP Impurity I
Applications 14,15-Dehydro Fluocinolone Acetonide is an impurity of Fluocinolone Acetonide (F455800); a glucocorticoid and anti-inflammatory agent.
References Sammul, et al.: J. Assoc. Off. Agric. Chem., 47, 952 (1964); Emerson, M.V., et al.: BioDrugs, 21, 245 (2007)

Applications A metabolite of Quinidine.
References Small, D.L., et al.: J. Chem. Med., 22, 1014 (1979), Guentert, T.W., et al.: Eur. J. Drug Metab. Pharmacokinet., 7, 31 (1982), Rakhir, A., et al.: J. Pharmacokinet. Biopharm., 12, 1 (1984), Christie, D.J., et al.: J. Lab. Clin. Med., 112, 92 (1988),

Applications An intermediate of SCH 51048, an antifungal agent.
References Lovey, R.G., et al.: Bioorg. Med. Chem. Lett., 12, 1739 (2002), Lovey, R., et al.: J. Med. Chem., 35, 4221 (1992),

Applications S 23 is a selective androgen receptor modulator.
References Thevis, M., et al.: Drug Testing and Analysis, 2, 589 (2010); Jones, A., et al.; Endocr., 150, 385 (2009)

Applications Antitumor agent.
References Morse, M., et al.: Cancer Res., 50, 2613 (1990), Staretz, M., et al.: Carcinogenesis, 18, 1715 (1997), Henderson, C., et al.: J. Biol. Chem., 278, 13480 (2003), Jalas, J., et al.: Chem. Res. Toxicol., 16, 794 (2003), Su, T., et al.: Toxicol. Appl. Pharmacol., 199, 285 (2004),

Applications rac-Glutethimide is a hypnotic sedative which was once used to treat insomnia. When taken with codeine, it has an intense euphoric effect on the subject due to the body’s increased ability to convert codeine to morphine.
References Popa, D., et al.: J. Pharmaceut. Biomed., 32, 867 (2002);

Applications A labelled metabolite of Theophylline.
References Chen, Y., et al.: Clin. Exper. Pharmacol. Physiol., 36, 828 (2009), Yu, C., et al.: J. Bacteriol., 191, 4624 (2009), Jetter, A., et al.: Eur. J. Clin. Pharmacol., 65, 411 (2009),

Applications Abiraterone Ethyl Ether is an impurity of Abiraterone (A108490), a steroidal cytochrome P 450 17α-hydroxylase-17,20-lyase inhibitor (CYP17), is currently undergoing phase II clinical trials as a potential drug for the treatment of androgen-dependent prostate cancer.
References Denis, L., et al.: Cancer, 72, 3888 (1993); Potter, G.A., et al.: J. Med. Chem., 38, 2463 (1995); Denmeade, S., et al.: Nat. Rev., 2, 389(2002); Scher, H., et al.: J. Clin. Oncol., 23, 8253 (2005)

Stability Hygroscopic
Applications A labelled metabolite of Caffeine.
References Suto, M., et al.: Anticancer Drug Des., 6, 107 (1991), Burkart, V., et al.: Nat. Med., 5, 314 (1999), Hassa, P., et al.: J. Biol. Chem., 278, 45145 2003), Veres, B., et al.: J. Pharmacol. Exp. Ther., 310, 247(2004),

Applications Pemoline is a CNS stimulant. Controlled Substance.
References Connors, C.K., et al.: Psychopharacolgia, 26, 321 (1972), Schafer, E.W., et al.: Toxicol. Appl. Pharmacol., 21, 315 (1972),

Applications Pranoprofen is an anti-inflammatory used in ophthalmology.
References Ayaki, M., et al.: Biocont. Sci., 15, 97 (2010); Lee, X., et al.: For. Toxicol., 28, 96 (2010);

Applications A hydroxylated derivative of Voriconazole (V760000), a systemic antifungal and ergosterol biosynthesis inhibitor.
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 Sanati, H., et al.: Antimicrob. Ag. Chemother., 41, 2492 (1997).

Stability Hygroscopic
Applications GW 501516 Sulfone is a urinary metabolite of GW1516 (G931500), a drug candidate potentially enhancing athletic performance. GW 501516 Sulfoxide may be used or doping control purposes.
References Thevis, M., et. al.: Anal. Bioanal. Chem., 396, 2479 (2010)

Applications Testosterone 17-Decanoate, is an ester of Testosterone (T155000). Testosterone 17-Decanoate, can be used as a potential long-acting male contraceptive, with the combination of subcutaneous etonogestrel implants .
References Brady, B. M., et al.: Human Reproduction, 21 (1), 285 (2006); Themmen, A., et al.: Endocr. Rev. 21, 551 (2000);

Stability Form Trimer in solution
Applications 2-Fluoro-6-hydroxyphenylboronic Acid is a synthetic reagent used in the preparation of alkylene-bridged [(3,4-dihydro-2H-benzo[b][1,4]oxazinyl) or (piperidinyl)(biphenyl-3-yl)pyrazolo[1,5-a]pyrimidinyl](tert-butoxy)acetic acid derivatives as HIV integrase inhibitors for treating HIV infection.
References Naidu, N., et al.: PCT Int. Appl. (2014), WO 2014028384 A1 20140220;

Applications A metabolite of methylmalonic acid and propionic acid in children with methylmalonic acid and propionic acid metabolic disorders.
References Duran, M., et al.: Clin. Chimica Acta, 82, 93 (1978), Thompson, G.N., et al.: Pediatric Res., 27, 413 (1990),

Impurity Cetirizine EP Impurity G Dihydrochloride
Applications 4-(p-Chloro-α-phenylbenzyl)-1-piperazineethanol is used in the synthesis of antifungal triazole and imidazole derivatives. Impurity of an intermediate in the formation of Cetrizine.
References Rezaei, Z. et al.: Archiv. Pharm., 344, 658 (2011);

Applications Derivative of thyroxine. Antilipemic.
References Banz, H., et al.: Fortschr. Med., 97, 1942 (1979),

Applications: N,N'-Di(2-hydroxybenzyl)ethylenediamine-N,N'-diacetic Acid Monohydrochloride Hydrate is a component for treating or preventing obesity and insulin resistance and mitrochondrial-associated disorders.N,N'-Di(2-hydroxybenzyl)ethylenediamine-N,N'-diacetic Acid Monohydrochloride Hydrate is also the monohydrochloride hydrate of HBED (H107503), which is an iron chelator useful in treating iron overload.
References Milburn, Michael, WO 2007008548, (2007)Bergeron, Raymond J., WO 9939706, (1999)

Applications Benzyl Trisulfide is a secondary metabolite of Petiveria alliacea, on erythrocyte elasticity, relaxation time and membrane morphol. An antibacterial and antifungal 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
References Mohandas, N., et al.: Semin. Hematol., 20, 225 (1983), De Sousa, J., et al.: Phytochem., 29, 3653 (1990),

Applications Triethylamine Trihydrofluoride is used in the synthesis of modified siRNA’s in vivo used to inhibit hepatitis B replication (1). Used in RNA synthesis in the removal of t-butyldimethylsilyl protection (2). Drinking water contaminant candidate list 3 (CCL 3) compound as per United States Environmental Protection Agency (EPA). Environmental contaminants; Food contaminants.
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 1. Marimani M. et al.: Bioorg Med Chem. 2013 Oct 15;21(20):6145-55. 2. Westman, E. et al.: Nucleic Acids Res. 1994 Jun 25;22(12):2430-1

Applications A novel non-nucleoside reverse transcriptase inhibitor. Rilpivirine seems to be well tolerated with less CNS disturbance than Efavirenz, and has non-teratogenic potential. An anti-HIV agent.
References Sun, et al.: J. Med. Chem., 41, 4648 (1998), Kashiwada, et al.: Bioorg. Med. Chem. Lett., 11, 183 (2001),

Applications An epimer of Lincomycin (L466200); a 6-amino, 6-deoxy-octopyraninose with strong antibiotic activity. A less potent bactericidal than its (7R)-epimer.
References Le Goffic, F. et al.: J. Antimicrob. Chemother., 16, 12 (1985); Prior, C. et al.: J. Pharmacol. Exp. Therap., 255, 1170 (1990);

Applications (4R,6S)-rel-5,6-Dihydro-4-hydroxy-6-methyl-4H-thieno[2,3-b]thiopyran-2-sulfonamide 7,7-Dioxide is used as a reactant in the preparation of Dorzolamide Hydrochloride (D535100), which is a carbonic anhydrase inhibitor; antiglaucoma agent.
References Lippa, E.A., et al.: Ophthalmology, 98, 308 (1991); Wang, R.-F., et al.: Arch. Ophthalmol., 109, 1297 (1991); Whikehart, D., et al.: J. Ocul. Pharmacol., 7, 195 (1991); Sjoquist, B., et al.: Drug Metab. Dispos., 26, 745 (1998);

Applications 3’-N-Didesmethyl-3’-N-tosyl Azithromycin is a derivative of Azithromycin (A927000, dihydrate) which is a semi-synthetic macrolide antibiotic.
References Langtry, H.D., et al.: Drugs, 56, 273 (1998)

Applications Aminoacetonitrile is a useful synthetic intermediate. It is a reagent used to synthesize dipeptide nitriles as reversible and potent cathepsin S inhibitors. It can also used to prepare substituted cyclic ureas as possible HIV protease inhibitors.
References Ward, Y., et al.: J. Med. Chem., 45, 5471 (2002); Wilkerson, W., et al.: J. Med. Chem., 40, 4079 (1997)

Applications Ledipasvir is most commonly used in combination with sofosbuvir for treatment in chronic hepatitis C genotype 1 patients. It inhibits an important viral phosphoprotein, NS5A, which is involved in viral replication, assembly, and secretion.
References Lawitz, E., et al.: J. Hepatol., 57, 24 (2012); Afdhal, N., et al.: New England J. Med., 370, 1889 (2014)

Applications Second-generation cephalosporin antibiotic. Antibacterial.
References Gray, B.M., et al.: Antimicrob. Agents Chemother., 13, 988 (1978), Lorenz, L.J., et al.: Anal. Profiles Drug Subs., 9, 107 (1980), Hori, R., et al.: J. Pharm. Pharmacol., 40, 646 (1988),

Applications rac Efavirenz is a mixture of both enantiomers for Efavirenz (E425000), a nonnucleoside HIV-1 reverse transcriptase inhibitor. Antiviral.
References Young, S.D., et al.: Antimicrob. Ag. Chemother., 39, 2602 (1995); Hadaruga, D. et al.: J. Med Chem., 48, 2432 (2005);

Applications 1-Chloro-2-(α-chlorophenylmethyl)benzene is used as a reagent in the synthesis of bifonazole analogs which have antibacterial and antifungal activities. It is also used in the preparation of diphenylpiperazine N-type calcium channel inhibitors.
References El Hage, S., et al.: Arch. Pharm., 344, 402 (2011); Pajouhesh, H., et al.: Bioorg. Med. Chem. Lett., 20, 1378 (2010)

Applications Ombitasvir is a pharmaceutical drug that is used in the treatment of hepatitis C virus in patients with HCV genotype 1 infection. It inhibits an important viral phosphoprotein, NS5A, which is involved in viral replication, assembly, and secretion.
References Feld, J.J., et al.: New Eng. J. Med., 370, 1594 (2014); Lawitz, E., et al.: J. Hepatol., 57, 24 (2012); Afdhal, N., et al.: New England J. Med., 370, 1889 (2014)

Applications Episterol is a compound influencing ergosterol biosynthesis, and thus acting as an antifungal agent.
References Mallory, J. et al.: Pharmacol., 3, 179 (2012); Mueller, C. et al.: Steroids, 78, 483 (2013);

Impurity Ketoconazole EP Impurity D
Applications Deacetyl Ketoconazole (Ketoconazole EP Impurity D) is a Ketoconazole derivative.
Not a dangerous good if item is equal to or less than 1g/ml and there is less than 100g/ml in the package

Applications (S)-2-Benzyl-N,N-dimethylaziridine-1-sulfonamide is a reagent for the synthesis of N-alkylsulfamic acid derivatives. It also has utility for preparing pharmaceutical peptide analog agents.
References Sherman, E. S., et al. Science of Synthesis 40b, 1285 (2008); Polniaszek, R., et al.: PCT Int. Appl. WO 2010115000 A2 20101007 (2010)

Stability Light Sensitive
Applications Luliconazole is an azole antifungal drug.
References Uhida, K., et al.: J. Infect. Chemother., 10, 216 (2004); Niwano, ., et al.: Antimicro. Agents Chemother., 42, 967 (1998),

Stability Hygroscopic
Applications VANCOMYCIN (cas# 1404-90-6) is a useful research chemical.

Applications Alogliptin Benzoate is an oral antihyperglycemic agent that is a selective inhibitor of the enzyme dipeptidyl peptidase-4 (DPP-4). Alogliptin Benzoate is used in the treatment of type 2 diabetes.
References Wang, Y., et. al.: Drugs Future, 33, 7 (2008); Lynn, F., et al.: Diabetes, 50, 1004 (2001); Trumper, A., et al.: J. Endocrinol., 174, 233 (2002); Vollmer, K., et al.: J. Clin. Endocrinol. Metab., 94, 1379 (2009)

Applications N-Formyl Erythromycin A is a derivative of Erythromycin (E649950), an antibiotic medication.
References Koch, W.L., et al.: Anal. Profiles Drug Subs., 8, 157 (1979),

Applications (R)-(+)-2-Amino-3-benzyloxy-1-propanol is used as a reagent to synthesize beta-amino alcohols, compounds that are used as therapeutic agents to treat heart disease. (R)-(+)-2-Amino-3-benzyloxy-1-propanol is also used as a reagent to synthesize 15-membered macrolide antibiotics, drugs that are used to treat respiratory tract infections.
References Fisher, G., et al.: J. Org. Chem., 60, 2026 (1995); Metro, T., et al.: J. Org. Chem., 72, 6556 (2007); Sugimoto, T., et al.: Bioorg. Med. Chem., 20, 5787 (2012)

Impurity Salmeterol EP Impurity B
Applications A novel antibacterial analog of the antibacterial drug Sulfamethoxazole (S699086).