| abstract |
PCT No. PCT/EP93/00586 Sec. 371 Date Sep. 20, 1994 Sec. 102(e) Date Sep. 20, 1994 PCT Filed Mar. 13, 1993 PCT Pub. No. WO93/19034 PCT Pub. Date Sep. 30, 1993Chlorine-substituted olefins I <IMAGE> I (R1=organic radical; R2=-CN, -CO-R3, -CO-S-R3, -CO-O-R3 -CO-N(R4,R5); R3=organic radical; R4, R5=H, organic radical) are prepared by reacting oxiranes II <IMAGE> II in the presence of a carboxamide (IIIa) or of a lactam (IIIb) in liquid phase with a chlorinating agent (IV). The products I are important intermediates for dyes, drugs and crop protection agents. |