用无水碳酸钾代替无水醋酸钠催化合成了香豆素。
Coumarin has been synthesized in Perkinreaction of acetic anhydride and salicylaldehydecatalyzed by anhydrous potassium carbonate.
所使用的缩合剂为无水醋酸钠，环化剂为氯化物。
Cyclizing agents used are benzene chloride, oleum and so on.
所使用的缩合剂为无水醋酸钠，环化剂为氯化物。
Cyclizing agents used are benzene chloride, oleum and so on.
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