| abstract |
Disclosed is a method for preparing alkenylnitrobenzenes important as intermediates for alkylanilines having fungicidal activity with improved selectivity and high purity and yield. Formula (I) [R1 is hydrogen, halogen, or —CR ′ (CF3) 2 wherein R ′ is H, F, or —O—C1-4alkyl. R2 is i-propyl, cyclopropyl, ethylenyl or t-butyl. In the presence of a noble metal catalyst in the presence of a noble metal catalyst. Coupling with the alkene represented by [Selection figure] None |