The technology and equipment for the process of side-chain chlorination, oxidation, diazotization and coupling are introduced.
介绍了侧链氯化、氧化、重氮化和偶合的工艺及设备。
Ciba has developed a nitrite feed rate gauge system for controlling process of continuous diazotization by polar voltage method, and Hoechst has developed newly an equipment for continual coupling.
汽巴公司发明了用极性电压法控制连续重氮化过程中亚硝酸盐加入速度的探测系统，赫斯特公司发明了连续式偶合装置。
Disperse 104 was synthesized by a process starting from diazotization of 2-chrolo-4-nitroaniline, followed by coupling, reduction; and then re-diazotization and re-coupling.
以2 - 氯- 4 - 硝基苯胺为原料，先经过重氮化、偶合反应合成出对硝基偶氮苯，经还原后再进行重氮化与偶合反应制备出最终产品分散黄104 。
Disperse 104 was synthesized by a process starting from diazotization of 2-chrolo-4-nitroaniline, followed by coupling, reduction; and then re-diazotization and re-coupling.
以2 - 氯- 4 - 硝基苯胺为原料，先经过重氮化、偶合反应合成出对硝基偶氮苯，经还原后再进行重氮化与偶合反应制备出最终产品分散黄104 。
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