19-Hydroxy-androst-4-ene-3,17-dione CAS 510-64-5

Kev Siv: Nruab Nrab ntawm norethisterone thiab ethinylestradiol. Txoj kev tsim khoom siv acetic acid pregnenolone (5,16-pregnenol-3) β- Cawv-20-ib 3-acetate) ua cov khoom siv raw, los ntawm hydroxylamine oximation ntawm hydrochloric acid, rearrangement (dehydroepiandrosterone ntawm acetic acid tau los ntawm Chemicalbook), hydrolysis (HCl), ntxiv, epoxidation, hydrolysis (tshem tawm ntawm 3-acetyl), oxidation (3-hydroxy), tshem tawm (tshem tawm ntawm HCl), txo qis, qhib lub nplhaib, thiab lwm yam.