Hydroxy m phthalic acid was synthesized from m xylene through oxidization,sulfonation,basic melt,acidification. The total yield of 5 hydroxy m phthalic acid reached 72%(from m phthalic acid).
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- 以间二甲苯为原料,经氧化、磺化、碱熔、酸化合成5-羟基间苯二甲酸,其总产率为72%25(以间苯二甲酸计)。