OBJECTIVE To synthesize balsalazidedisodium and optimize the process.
目的合成巴柳氮二钠并改进工艺。
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At last, balsalazidedisodium was synthesized by balsalazide acid salt formation, and the yield of it was 96.5%.
第四步通过巴柳氮酸的成盐反应,合成巴柳氮钠,产物收率96.5%。
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METHODS Balsalazidedisodium was synthesized by reactions of condensation , reduction, diazotization , coupling and salification from 4-nitrobenzoyl chloride.