Étalons pharmaceutiques

Applications Dimethachlor Ethane Sulfonic Acid Sodium Salt-d6 is the deuterium labelled form of Dimethachlor Ethane Sulfonic Acid Sodium Salt (D460283), which is a pesticide metabolite and pollutant found in groundwater, surface water, and wastewater.
References Huntscha, S., et al.: J. Chromatogr. A, 1268, 74 (2012); Reemtsma, T., et al.: J. Chromatogr. A, 1271, 95 (2013);

Stability Hygroscopic
Applications 3-Sulfoglycolithocholic Acid Disodium Salt is a derivative of Lithocholic acid (L469180). Lithocholic acid (LCA) is a putative tumor promoter,that is shown to be able to inhibit mammalian DNA polymerase β.
References Ogawa, A., et al.: Jap. J. Canc. Res., 89, 1154 (1998)

Applications 3-Hydroxy-2,7-naphthalenedisulfonic Acid is a coupling component used in preparation of disazo urea dyes and dyes derived from 4-4'-diaminodiphenylurea.
References Szadowski, J., et al.: Dyes and Pgiments, 50, 87 (2001); Amjad, R., et al.: J. Chem. Soc. Pakistan, 33, 107 (2011)

Applications: Has been used as antiseptic, anthelmintic and counter-irritant in alopecia.
Dangerous Goods Info: 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 Diggle, S., et al.: Chem. Biol., 13, 701 (2006), Tashiro, Y., et al.: J. Bacteriol.,190, 3969 (2008),

Applications β-Benzyl L-Aspartic Acid N-carboxyanhydride is used in the synthesis of PEG-poly(aspartate) block copolymer micelles in cancer cells.
References Eckman, A., et al.: Pharm. Res, 29, 1755 (2012); Guo, M., et al.: Biomateials, 35, 4656 (2014)

Applications L-Methionine-13C5 is the isotope labelled analog of L-Methionine, which is an essential aminoacid for human development. Hepatoprotectant; antidote (acetominophen poisoning); urinary acidifier.
References Benevenga, N.J., et al.: J. Agric. Food Chem., 22, 2 (1974), Fleisher, L.D., et al.: Clin. Endocrinol. Metab., 3, 37 (1974), Meinnel, T., et al.: Biochimie, 75, 1061 (1993),

Applications An intermediate in the preparation of detoxification inhibitors of the crucifer phytoalexin Brassinin, as potential fungicides against Leptosphaeria maculans.
References Gaspari, P., et al.: J. Med. Chem., 49, 684 (2006), Pedras, M., et al.: Bioorg. Med. Chem., 14, 714 (2006),

Applications A metabolite of Triamcinolone acetonide.
References Edsbacker, S., et al.: Drug Metab. Dispos., 11, 590 (1983), Szefler, S., et al.: Eur. J. Clin. Pharmacol., 30, 323 (1986), Hansel, T., et al.: J. Immunol. Methods, 145, 105 (1991), Argenti, D., et al.: J. Clin. Pharmacol., 39, 695 (1999),

Applications m-Hydroxyhippuric Acid-13C2, 15N is labelled m-Hydroxyhippuric Acid (H943125) which is a metabolite of caffeic and chlorogenic acids in human.
References Booth, A., et al.: J. Biol. Chem., 229, 51 (1957); Gonthier, M., et al.: Biomed. Pharmacother., 60, 536 (2006)

Applications 4-Bromobenzoic Acid Methyl Ester is halogenated benzoate used as a reagent in organic synthesis. 4-Bromobenzoic Acid Methyl Ester can be used to stimulate microbial dechlorination of PCBs. 4-Bromobenzoic Acid Methyl Ester is also used in the preparation of stable radioiodinating reagent to label monoclonal antibodies for radiotherapy of cancer.
References Wilbur, D.S. et al.: J. Nuclear Med., 30, 216 (1989); DeWeerd, K.A. et al.: Environ. Sci. Technol., 33, 2057 (1999);

Applications Metabolite of 5α-Androst-16-en-3β-ol
References Gower, D., et al.: J. Steroid Biochem. Mol. Biol., 63, 81 (1997), Zorko, M., et al.: Steroids, 65, 46 (2000), Diel, P., et al.: Toxicol. Lett., 169, 64 (2007),

Applications (+)-Lycopsamine N-Oxide, is occurs in pyrrolizidine alkaloid-containing plants, which are the most common poisonous plants affecting livestock, wildlife, and humans. Thye are being known as hepatotoxins and tumorigens.
References Qingsu, X., et al.: Chem. Res. Toxic., 26, 1384 (2013); Bosi,, C. F., et al.: Revista Brasileira de Farmacognosia, 23, 425 (2013);

Applications Progesterone (P755900) impurity.
References Liang, T., et al.: Biol. Chem., 256, 7998 (1981), Bratoeff, E., et al.: J. Steroid Biochem. Mol. Biol., 111, 275 (2008),

Applications γ-Butyrobetaine is a synthetic carnitine related compound used as a transporter substrate in the cloning and sequencing of human carnitine transporter 2 (CT2).
References Enomoto, A. et al.: J. Biol. Chem., 277, 36262 (2002);

Applications Testosterone (T155000) derivative. It is a potent androgen with anabolic properties. Since the begining of the year 2005, the use of steroid precursors (prohormones) is illegal in the United States. Controlled substance.
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 Liao, S., et al.: J. Biol. Chem., 248, 6154 (1973), Saartok, T., et al.: Endocrinology, 114, 2100 (1984), Sugawara, T., et al.: J. Biol. Chem., 278, 42487 (2003),

Applications The diamino arylene disulfones used in polyamido polysulfone thermoplastics and intermediates.

Stability Light Sensitive
Applications N-Desmethyl (E)-α-Hydroxy Tamoxifen is a N-demethylated, α-Hydroxyated metabolite of Tamoxifen (T006000).
References Poon, G.K. et al.: Drug Metab.Dispos. 23,377 (1995); Teunissen, S.F. et al.: J. Pharmac. Biomed. Anal., 55, 518 (2011); Muerdter, T.E. et al.: Clin. Pharmacol. Therap., 89, 708 (2011);

Applications L-Homoserine Lactone Hydrobromide is a reactant in the synthesis of tritium labeled and photoactivatable N-acyl-L-homoserine lactones.
References Jakubczyk, D., et. al.: Eur. J. Org. Chem., 592, 2014 (2014)