• Vanillin is prepared by electrolytic oxidation of 4-hydroxy-3-methoxymandelic acid which is obtained by reaction of electrolytic solution of oxalic acid and guaiacol.

    本文利用草酸电解合成了4-羟基-3-甲氧基扁桃酸,进一步电解氧化合成了香兰素获得了满意的结果。

    youdao

  • Methoxydiphenyl ether was synthesized from guaiacol by using various catalysts and bases. The influences of base, catalyst, temperature, time and the way of feeding on the reaction were studied.

    愈创木酚为起始原料,采用各种不同催化剂溴苯缩合制备得到邻甲氧基二苯研究了、催化剂、反应温度、反应时间加料方式各种因素反应影响

    youdao

  • Methoxydiphenyl ether was synthesized from guaiacol by using various catalysts and bases. The influences of base, catalyst, temperature, time and the way of feeding on the reaction were studied.

    愈创木酚为起始原料,采用各种不同催化剂溴苯缩合制备得到邻甲氧基二苯研究了、催化剂、反应温度、反应时间加料方式各种因素反应影响

    youdao

$firstVoiceSent
- 来自原声例句
小调查
请问您想要如何调整此模块?

感谢您的反馈,我们会尽快进行适当修改!
进来说说原因吧 确定
小调查
请问您想要如何调整此模块?

感谢您的反馈,我们会尽快进行适当修改!
进来说说原因吧 确定