METHODS Balsalazide disodium was synthesized by reactions of condensation , reduction, diazotization , coupling and salification from 4-nitrobenzoyl chloride.
方法对硝基苯甲酰氯为起始料,经缩合、、、合、成盐等反应制得巴柳二钠。
METHODS Balsalazide disodium was synthesized by reactions of condensation , reduction, diazotization , coupling and salification from 4-nitrobenzoyl chloride.
方法对硝基苯甲酰氯为起始料,经缩合、、、合、成盐等反应制得巴柳二钠。
Using 3,3′-dichloro benzidine and acetoacetanilide as raw materials, C.I. pigment yellow 12 was synthesized by diazotization and coupled reaction.
3,3′-二氯联苯胺、乙酰乙酰苯胺为料,经、合反应合成了C.I.颜料黄12。
4. Using 3,3′-dichloro benzidine and acetoacetanilide as raw materials, C. I. pigment yellow 12 was synthesized by diazotization and coupled reaction.
3,3′-二氯联苯胺、乙酰乙酰苯胺为料,经、合反应合成了C.I.颜料黄12。收藏指正
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