The invention relates to a process for preparing difluorobenzo-1,3-dioxole-5-carboxylic acid and derivatives thereof, and to the use thereof for preparing medicaments and crop protection agents.
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US Patent 07524976 Process for preparing difluorobenzo-1,3-dioxole-5-carboxylic acid derivativesUS Patent 7524976 Process for preparing difluorobenzo-1,3-dioxole-5-carboxylic acid derivatives