Toxicology

Stability Hygroscopic
Applications Fluorescein-Cadaverine is a fluorescein derivative used in the preparation of biologically active fluorescent-labeled vitamin K analogues and monitoring of their subcellular distribution.
References Suhara, Y. et al.: Tetrahedron, 64, 8789 (2008);

Applications Texas Red 4’-Propargyl Sulfonamide 2’-Sulfate is an intermediate in the synthesis of Texas Red-5-dUTP (T320100), a fluorescence-labelled nucleotide analog. Texas Red-5-dUTP is used diagnostically for detection of rearranged SS18 in formalin-fixed, paraffin-embedded synovial sarcoma.

Applications Vedroprevir 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 Labelled Mefenamic acid metabolite.
References Besunder, J., et al.: Clin. Pharmacokinet., 14, 261 (1988), Smith, P., et al.: Drug Metab. Dipos., 18, 639 (1990), Kraus, D., et al.: Clin. Pharmacol. Ther., 54, 351 (1993), Sato, J., et al.: Biol. Pharm. Bull., 16, 811 (1993),

Applications Ginsenoside Rh4 possesses inhibitory and antifungal activity.
References Xue, P., et al: RSC Adv., 7, 10939-10946 (2017)

Impurity Cefixime EP Impurity F
Applications Cefixime Ethyl Ester is an ester impurity of the third generation cephalosporin antibiotic, Cefixime (C242800).
References Bian, L. et al.: Yao. Fen. Zaz., 30, 872 (2010);

Applications 4-Chlorophenylamine-13C6 (cas# 89059-39-2) is a compound useful in organic synthesis.
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 Isolopinavir-d9 is the isotope labelled analog of Isolopinavir, which is a metabolite of Lopinavir (L469480); a selective HIV protease inhibitor and antiviral.
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)

Applications 6-​Fluoro-​3-​[(trimethylsilyl)​oxy]​-2-​pyrazinecarboxamide is an intermediate in synthesizing T-705RTP (T003210), a derivative of T-705 (F103350) which has activity against the lethal H5N1 influenza A viruses. T-705RTP which has the triphosphate group, gets strongly inhibited by the influenza virus RNA polymerase activity in comparison with T-705RMP (T003202).
References Yousuke, F., et al.: Antimicrob Agent Chemother., 49, 981 (2005); Kiso, M., et al.: Proc. Natl. Acad. Sci. U.S.A., 107, 882 (2010);

Applications Isotope labelled D-Cycloserine inhibits cell wall biosynthesis (D-Ala peptide bond formation). D-Cycloserine also prevents conversion of D-Ala to L-Ala. D-Cycloserine is an bacteriostatic. D-Cycloserine is an antibiotic against Gram-negative bacteria.
References Lamb., J.W., et al.: Anal. Profiles Drug Subs., 1, 53 (1972), Gentry-Weeks, C., et al.: J. Biol. Chem., 268, 7298 (1993), Alexander, F., et al.: Eur. J. Biochem., 219, 953 (1994), Auger, S., et al.: Biochimie, 87, 231 (2005),

Applications Rosoxacin has shown to have antibacterial activity against Escherichia coli, Klebsiella pneumoniae, Pseudomonas aeruginosa, Staphylococcus aureus and Streptococcus pneumoniae.
References Koba, M., et. al.: J. Mol. Modeling, 16, 327 (2010)

Applications A cyclopropyldipyridodiazepinone derivative for use as non-nucleoside reverse transcriptase inhibitors.
References Couture, R., et al.: Eur. J. Pharmacol., 429, 161 ( 2001), Kuduk, S., et al.: J. Med. Chem., 47, 6439 (2004), Feng, D., et al.: Bioorg. Med. Chem. Lett., 15, 2385 (2005),

Applications Piroctone Olamine is an anti-dandruff agent used in shampoo formulations.
References Georgalas, A. et al.: J. Cosm. Sci., 55, S207 (2004); Mayser, P. et al.: J. Cosm. Sci., 54, 263 (2008);

Applications Efavirenz (E425000) potential synthetic impurity and degradation product.
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 Phelan, P., et al.: J. Chromatogr. Sci., 19, 13 (1981), Mangia, A., et al.: Anal. Chim. Acta., 149, 349 (1983), Careri, M., et al.: J. Chromatogr., 647, 79 (1993), van Beek, T., et al.: Phytochem. Anal., 6, 1 (1995),

Stability Very Hygroscopic
Applications Clindamycin-13C,D3 Hydrochloride is the labeled analog of Clindamycin (C580000, HCl salt), a semi-synthetic antibiotic prepared from Lincomycin. Antibacterial.
References Birkenmeyer, R.D., et al.: J. Med. Chem., 13, 616 (1970); Oesterling, et al.: J. Pharm. Sci., 59, 63 (1970); Gray, J.E., et al.: Toxicol. Appl. Pharmacol., 21, 516 (1972); Brown, L.W., et al.: Anal. Profiles Drug Subs., 10, 75 (1981)

Applications Arachidonoyl p-Nitroaniline is a nitroaniline probe for FAAH activity.

Applications Labelled semi-synthetic antibiotic related to Penicillin. Antibacterial.
References Brogden, R.N., et al.: Drugs, 18, 169 (1979), Bird, A.E., et al.: Anal. Profiles Drug Subs. Excip., 23, 1 (1994),

Stability Hygroscopic
Applications Isotope Labelled analogue of Racemic Methotrexate (M260680), a folic acid antagonist. Used as a antineoplastic and antirheumatic.
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 Abraham, A., et al.: Cellular. Pharmacol., 3, 29 (1996); Freeman, M.V., J. Pharmacol. Exp. Ther., 122, 154 (1958), Weinblass, M.E., et al.: N. Engl. J. Med., 312, 818 (1985),

Applications Stearoyl Ethanolamide-d4 is the labelled analogue of Stearoyl Ethanolamide (S686608), which is a prolific fatty acid ethanolamide produced by PLD hydrolysis of membrane phospholipids.
References Kasatkina, L. A., et al.: Biochem. Pharmacol. 174, 113783 (2020)

Applications Labelled analogue of (R)-Linezolid, an enatiomeric impurity of Linezolid (L466500).
References Bednarek, E. et al.: J. Chrom. A, 1193, 164 (2008); Nirogi, R. et al.: J. Chrom. Sci., 46, 764 (2008);