中文名称 | 英文名称 | CAS号 | 化学式 | 分子量 |
---|---|---|---|---|
七氟丁酸酐 | heptafluorobutyric anhydride | 336-59-4 | C8F14O3 | 410.064 |
Steroids with hydroxyl group in positions 2, 3, 6, 7, 17 and 20 were esterified with heptafluorobutyric anhydride. The obtained esters on treatment with lithium bromide in