(4aS,5S,7S,7aS)-5-(tert-Butyl-dimethyl-silanyloxy)-7-iodo-2-trichloromethyl-4,4a,5,6,7,7a-hexahydro-cyclopenta[d][1,3]oxazine 在
1,8-二氮杂双环[5.4.0]十一碳-7-烯 作用下,
以
苯 为溶剂,
生成 (4aS,5S)-5-(tert-Butyl-dimethyl-silanyloxy)-2-trichloromethyl-4,4a,5,6-tetrahydro-cyclopenta[d][1,3]oxazine