Process for producing pyripyropene derivatives and intermediates for the production thereof

摘要

A process for producing compound C represented by formula C is disclosed:;
wherein R′ represents substituent groups as described herein. The process can produce pyripyropene derivatives that have acyloxy groups at the 1- and 11-positions and a hydroxyl group at the 7-position and are useful as insect pest control agents at a high yield.

主权项

1. 1,11-O-dicyclopropanecarbonyl-1,11-dideacetylpyripyropene A.