78079-31-9Relevant articles and documents
Terephthalic acid derivatives
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, (2008/06/13)
The novel compounds of the formula: STR1 wherein R1 and R2 are each either hydrogen or an alkyl group containing from 1 to 4 carbon atoms, and maybe the same or different, are useful intermediates in a novel process for the preparation of herbicidally active compounds such as 2,5-dichloro-3-nitro-benzoic acid, 2,5-dichloro-3-amino-benzoic acid and their functional derivatives.