(1-ethoxyvinyl)lithium 、
3-(tert-Butyl-dimethyl-silanyloxy)-3-[2-(tert-butyl-dimethyl-silanyloxymethyl)-phenyl]-propionaldehyde 在
四丁基氟化铵 作用下,
生成 (1S,11R)-10-Methyl-9,13-dioxa-tricyclo[8.2.1.0
2,7]trideca-2,4,6-trien-11-ol 、 (1S,11S)-10-Methyl-9,13-dioxa-tricyclo[8.2.1.0
2,7]trideca-2,4,6-trien-11-ol