Taking pyromellitic dianhydride and thionyl chloride as raw key material, 2,5-bis(methoxycarbonyl)terephthaloyl chloride was synthesized.
以亚矾及均苯四甲酸酐为主要原料通过酰法成了对位均苯二甲二酰。
Taking pyromellitic dianhydride and thionyl chloride as raw key material, 2,5-bis(methoxycarbonyl)terephthaloyl chloride was synthesized.
以亚矾及均苯四甲酸酐为主要原料通过酰法成了对位均苯二甲二酰。
Bromoxynil octanoate was synthesized from bromoxynil,octanoic acid and thionyl chloride in the solvent using DMF and N(C 2H 5) 3 as catalysts by one step reaction.
以DMF、三乙胺为,在溶中,用辛酸直接成了溴苯腈辛酸,实现由酸成的一步反应。
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