| abstract |
Procedure for obtaining cyclopropanecarboxylic acid esters, substituted by vinyl, of general formula I **(Formula)** where R1, R2 and R3 are the same or different and signify hydrogen, halogen, CN, alkyl or alkenyl, in each given substituted by halogen, CN, C1-4-alkoxy or C1-4-halogenoalkoxy, aralkyl, aryl, alkoxycarbonyl, alkylsulfonyl, arylsulfonyl, acyloxy or dialkylaminocarbonyl and R4, R5, R6 and R7 are the same or different and signify hydrogen, alkyl or alkenyl , optionally substituted by C1-4-alkoxy; halogen, CN, aralkyl or aryl, where in each case the radicals R1 and R2, R2 and R3, R1 and R4, R4 and R5, R4 and R7, R5 and R6 together with the adjacent carbon atoms can form carbocyclic rings of various members with up to 8 ring carbon atoms. |