Trioctylamine → Methyl 2,3,4,5-tetrafluorobenzoate

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반응 단계

Into a 100 ml three necked flask, 20 g (0.079 mol) of the 3,4,5,6-tetrafluorophthalic acid-monomethyl ester prepared in Example 14, and 27.9 g (0.079 mol) of tri-n-octylamine were charged, and the mixture was heated and stirred at 140° C. for 4 hours. After completion of the reaction, the reaction mixture was separated by distillation to obtain 15.5 g of 2,3,4,5-tetrafluorobenzoic acid methyl ester. The yield was 94.2%.

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