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Process for preparing benzo1,2-b;4,5-b′dithiophene-4,8-dicarboxylic acid or its 2,3-dihydro derivative
Process for preparing benzo1,2-b;4,5-b′dithiophene-4,8-dicarboxylic acid or its 2,3-dihydro derivative
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机译：苯并[1,2-b; 4,5-b']二噻吩-4,8-二羧酸或其2,3-二氢衍生物的制备方法
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摘要
The invention relates to a process for preparing benzo[1,2-b;4,5-b′]dithiophene-4,8-dicarboxylic acid or its 2,3-dihydro derivative, and to novel products prepared by this process.
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