ethyl N-[2-[2-[(1R,3aS,4S,7aR)-6-methoxy-4-methyl-3,3a,4,6,7,7a-hexahydro-1H-furo[3,4-c]pyran-1-yl]ethynyl]phenyl]carbamate 在
sodium ethanolate 作用下,
以
乙醇 为溶剂,
以85%的产率得到2-[(1R,3aS,4S,7aR)-6-methoxy-4-methyl-3,3a,4,6,7,7a-hexahydro-1H-furo[3,4-c]pyran-1-yl]-1H-indole