申请人:Chugai Seiyaku Kabushiki Kaisha
公开号:US08212059B2
公开(公告)日:2012-07-03
There are provided a novel process for producing [(5Z,7E)-(1S,3R,20S)-1,3-dihydroxy-9,10-secopregna-5,7,10(19),16-tetraen-20-yl}oxy]-N-(2,2,3,3,3-pentafluoropropyl)acetamide, which process is characterized by irradiating a compound represented by the formula:
with UV to ring-open the compound, and then isomerizing the resulting compound; an intermediate useful for carrying out the process; and a process for producing the intermediate.
提供了一种新的生产过程,用于生产[(5Z,7E)-(1S,3R,20S)-1,3-二羟基-9,10-七环孕酮-5,7,10(19),16-四烯-20-基}氧基]-N-(2,2,3,3,3-五氟丙基)乙酰胺,该过程的特点是用紫外线照射代表以下公式的化合物,使其环开,然后异构化所得的化合物;一种用于进行该过程的中间体;以及生产该中间体的过程。