H 1,5]迁移 H CH2-CH=CH-CH=CD CH2=CH-CH=CH--CD2 12345 12345 3300 Cope rearrangement 3[3,3]迁移 3 Claisen rearrangement 3[3,3]迁移 13 2Organic Chemistry Organic Chemistry Xiamen Xiamen University University H CH 2 CH CH CH CD 2 1 2 3 4 5 CH 2 CH CH CH CD 2 H 1 2 3 4 5 [1,5]迁移 300 [3,3]迁移 1 1 2 2 3 3 1 1 2 2 3 3 O O [3,3 ]迁移 1 1 2 2 3 3 1 1 2 2 3 3 C o p e rearrangement C laisen rearrangement