Process for the preparation of dichlorofulvene.

PK201100615A0Undetermined Publication Date: 2011-09-14SYNGENTA PARTICIPATIONS AG +1
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Patent Information

Application Number
PK201100615
Authority / Receiving Office
PK · PK
Patent Type
Applications
Current Assignee / Owner
Filing Date
2011-08-24
Publication Date
2011-09-14
Patent Text Reader

Abstract

The invention relates to a process for the preparation of formula I Which process comprises pyrolysing a compound of formula II wherein X is chloro The invention also relates’ to a process for the preparation of dichlorofcjlvene from a substituted cyclopentadiene and to the compound which may be used as an intermediate for the manufacture of dichlorofutvene. The present invention provides eprocess which makes it possible to prepaid dichlorofulvene in high yields and good quaMy in an economically and ecologically advantageous way
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