(1S,5S,6R,7R)-3-(4-N,N-dimethylcarbamoylbutyl)-6-[(3R,1E)-3-hydroxy-4-(m-tolyl)-1-butenyl]-7-hydroxybicyclo[3.3.0]-2-octene 在
sodium sulfate 作用下,
以
四氢呋喃 为溶剂,
以70%的产率得到(1S,5S,6R,7R)-3-(5-N,N-dimethylaminopentyl)-6-[(3R,1E)-3-hydroxy-4-(m-tolyl)-1-butenyl]-7-hydroxybicyclo[3.3.0]-2-octene