1. METHODS Balsalazide disodium was synthesized by reactions of condensation , reduction, diazotization , coupling and salification from 4-nitrobenzoyl chloride.
翻译:方法以对甲酰氯为起始原料,经缩合、 还原、重氮化、偶合、成盐等反应制得巴柳氮二钠。
2. OBJECTiVE To synthesize balsalazide disodium and optimize the process.
3. At last, balsalazide disodium was synthesized by balsalazide acid salt formation, and the yield of it was 96.5%.
翻译: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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