85-1491-95　Diethylstilbestrol (trans-Diethylstilbestrol?) 25g　CAS No:56-53-1　D3551-36

特徴

• Diethylstilbestrol is a synthetic estrogen with carcinogenic properties. Causes renal clear-cell carcinoma in Syrian hamster. In humans it causes increased risk of breast cancer, clear cell adenocarcinoma (CCA) of the vagina and cervix, and reproductive anomalies. Used in the treatment of prostate cancer to block the production of testosterone.
• Synonyms:4,4'-[(1E)-1,2-Diethyl-1,2-ethenediyl]bisphenol; (E)-3,4-Bis(4-hydroxyphenyl)-3-hexene; DES; (E)-4,4'-(1,2-Diethyl-1,2-ethenediyl)bisphenol; (E)-Diethylstilbestrol; 4,4'-Dihydroxy-α,β-diethylstilbene; 4,4'-Dihydroxydiethylstilbene; Agostilben; Antigestil; Bertrol; Bio-des; Bufon; Comestrol; Cyren; Cyren A
• Molecular Formula:C18H20O2
• Molecular Weight:268.35
• Appearance:White to off-white powder
• Purity:≥98%
• Method for Determining Identity:Proton NMR Spectroscopic Analysis and Mass Spectrometric Analysis
• TLC Conditions:SiO2: Hexane: Ethyl acetate =1:1; Visualized with UV and AMCS; Single spot=0.7
• Melting Point:169-171ºC
• Solubility:DMF (Slightly), DMSO (Slightly), Ethanol (Slightly), Methanol (Slightly)
• Storage and Stability:May be stored at RT for short-term only. Long-term storage is recommended at -20°C. StabilityIsomerizes rapidly in Benzene, Chloroform, and Ether. Keep Shielded from light. For maximum recovery of product, centrifuge the original vial prior to removing the cap.