(1aS,3aR,7aR)-3a-Methoxy-2,2-dimethyl-5-((E)-1-trimethylsilanyl-propenyl)-1a,2-dihydro-1H-3-oxa-cyclopropa[c]indene-4,7-dione 在
potassium fluoride 、
氯 作用下,
生成 (1aS,3aR,7aR)-5-((Z)-1-Chloro-propenyl)-3a-methoxy-2,2-dimethyl-1a,2-dihydro-1H-3-oxa-cyclopropa[c]indene-4,7-dione