以对甲酚为原料经溴化、水解、甲氧基化和甲基化4步反应合成药物中间体3,4,5-三甲氧基苯甲醛,总收率达53。
The 3,4,5 trimethoxybenzaldehyde is synthesized from p cresol in four steps of bromination, hydrolyzation, methoxylation, and methylation, with an overall yield of 53.
介绍了多种合成方法,其中以“后甲氧甲基化-溴化法”最有希望工业化。
Many kinds of synthetic methods for imazamox are introduced. The industrialization of post-methoxy methylation-bromination will be the most possible in above mentioned methods.
介绍了多种合成方法,其中以“后甲氧甲基化-溴化法”最有希望工业化。
Many kinds of synthetic methods for imazamox are introduced. The industrialization of post-methoxy methylation-bromination will be the most possible in above mentioned methods.
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