[F:1][CH:2]([F:20])[O:3][C:4]1[CH:9]=[CH:8][C:7]([C:10]2([CH:13]=[C:14]([F:19])[C:15](OC)=[O:16])[CH2:12][CH2:11]2)=[CH:6][CH:5]=1.[H-].[Al+3].[Li+].[H-].[H-].[H-]>C(OCC)C>[F:20][CH:2]([F:1])[O:3][C:4]1[CH:5]=[CH:6][C:7]([C:10]2([CH:13]=[C:14]([F:19])[CH2:15][OH:16])[CH2:12][CH2:11]2)=[CH:8][CH:9]=1The method of Example 9 was repeated using 1-(4-difluoromethoxyphenyl)-1-(2-fluoro-2(methoxycarbonyl)-ethenyl)cyclopropane (Example 8) (0.77 g), diethyl ether (10 ml) and lithium aluminium hydride (0.2 g) to yield the title compound (0.63 g, 89%).
Wird geladen…