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US08314237B2 Preparation of 10-keto morphinans by benzylic oxidation 有权
通过苄基氧化制备10-酮吗啡

Preparation of 10-keto morphinans by benzylic oxidation
摘要:
The present invention provides processes for the preparation of 10-keto and/or 10-hydroxy morphinans. In particular, the invention provides to processes for preparing a 10-keto morphinan by chromium-catalyzed benzylic oxidation of a morphinan with a periodic acid.
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