Antraquinonas e Derivados

<p>Impurity Bisacodyl EP Impurity B / USP Bisacodyl Related Compound B<br>Applications 2,4'-(2-Pyridylmethylene)diphenol is an impurity of Bisacodyl (B400800), cathartic.<br>References Schmidt, et al.: Arzneim.-Forsch., 3, 19 (1953), Wald, A., et al.: J. Clin. Gastroenterol., 36, 386 (2003),<br></p>

<p>Applications Karminomycin Hydrochloride is an antibiotic that potently kills human tumor cells and their multidrug resistant variants. Highly active quinone-containing anticancer drugs. A new anthracycline antineoplastic antibiotic.<br>References Tevyashova, A. N., et al.: J. Antibiot., 57, 143 (2004); Bachur, N. R., et al.: Cancer Res., 38, 1745 (1978); Brazhnikova, M. G., et al.: J. Antibiot., 27, 254 (1974)<br></p>

<p>Applications (8S,10S)-10-[(3-Amino-2,3,6-trideoxy-α-L-lyxo-hexopyranosyl)oxy]-8-(2-bromo-1,1-dimethoxyethyl)-7,8,9,10-tetrahydro-6,8,11-trihydroxy-1-methoxy-5,12-naphthacenedione, is the metabolite of Doxorubicin (D558000), which is a neoplasm inhibitor,and an antineoplastic.<br>References Smith, T.H., et al.: J. Med. Chem., 22, 40 (1979); Di Marco, A., et al.: Cancer Chemother. Rep., (part 1), 53, 33 (1969), Mihich, E. and Ehrke, M.J.: Transplant. Proc., 16, 499 (1984),<br></p>

<p>Doxorubicin Imp B HBr salt is a drug product that is custom synthesized for research and development. It's high purity, analytical, and natural are well suited for pharmacopoeia, drug development, and niche. Doxorubicin Imp B HBr salt has been shown to be metabolized through a number of metabolic transformations, including hydrolysis by esterases or glucuronidases, oxidation by cytochrome P450 enzymes, reduction by glutathione reductase, or conjugation with glucuronic acid. The CAS No. 148218-14-8 is an impurity standard that can be used in HPLC analysis to determine the purity of Doxorubicin Imp B HBr salt.</p>

<p>Daunorubicin metabolite</p>

<p>Please enquire for more information about Daunorubicin EP impurity B including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>

<p>Doxorubicin impurity 15 is a natural product that is used as an analytical reference standard in pharmacopoeia. It has been synthesized for use in drug development and research and development, and is available as a high-purity HPLC standard. Doxorubicin impurity 15 has a CAS number of 131086-18-5.</p>

<p>Annamycin, a semi-synthetic doxorubicin derivative, binds DNA, blocks topoisomerase II, and evades MDR, inhibiting DNA/RNA/protein synthesis.</p>

<p>Zorubicin, a Daunorubicin derivative, targets topoisomerase II, inhibits DNA polymerase, and researches acute leukemia, sarcomas.</p>

<p>Doxorubicin Dimer Impurity-1 is a drug product that is used as an HPLC standard. It is a metabolite of doxorubicin and has been shown to inhibit DNA synthesis in vitro. This impurity has been detected in the drug product using HPLC, and the purity of this impurity is greater than 98%. Doxorubicin Dimer Impurity-1 is a synthetic compound that has not been found in natural sources. It has been shown to be metabolized by human enzymes, such as esterases, glucuronidases, glutathione reductase, cytochrome P450 enzymes, and glucuronic acid conjugates. Doxorubicin Dimer Impurity-1 may also have anti-inflammatory properties due to its ability to inhibit prostaglandin synthesis.</p>