71155-04-9
双环[3.2.0]庚-2-烯-6-酮,(1S,5R)-(中间体/医...)
→
~97%
107437-57-0
(rac)-6-endo-bicyclo[3.2.0]hept-2-en-6-ol
34638-25-0
(1R,5S)-(+)-2-氧杂双环[3.3.0]辛-6-烯-3-酮