1-{1-[(E)-1-Methoxy-3-(2,4,5-trimethoxy-phenyl)-allyl]-cyclopentyl}-4-(tetrahydro-pyran-2-yloxy)-but-2-yn-1-one 以
邻二氯苯 为溶剂,
反应 2.0h,
以73%的产率得到4'-(2-cyclohexylethyl)-1',5',6',8'-tetraethyl-3'-methylene-1',3'-dihydrospiro[cyclopentane-1,2'-cyclopenta[b]naphthalene]