acetylsalicylic acid的音标：acetylsalicylic acid的英式发音音标为：[əˌsi:tlˌsælɪ'sɪlɪk]acetylsalicylic acid的美式发音音标为：[əˌsitlˌsælɪ'sɪlɪk]...

乙酰水杨酸，阿司匹林...

The active ingredient is acetylsalicylic acid.有效成份是[乙水杨酸].Acetylsalicylic acid was synthesized from salicylic acid and acetic anhydride catalyzed by strong - acid cation exchange resin.以水杨酸和乙酸酐为原料、强酸阳离子交换树脂为催化剂合成阿司匹林.A n...