anhydride是什么意思？

anhydride

英[æn'haɪˌdraɪd] 美[æn'haɪˌdraɪd]

• n. 酐；

例句

• 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.
• The kinetics of esterification of linalool with acetic anhydride was studied. 研究了芳樟醇与乙酸酐酯化反应动力学.
• A polyamide imide was synthesized from trimellitic anhydride and di isocyanate. 本文用偏苯三酸酐和二异氰酸酯合成了一种新型聚酰胺酰亚胺.
• Process for synthesizing dimethyl phthalate ( DMP ) for phthalic anhydride and methanol has developed. 研究以苯酐、甲醇为原料合成邻苯二甲酸二甲 酯 的方法.
• Similarly , using diketene to replace mixed anhydride or acid chloride, intermediate enol 5 may be obtained. 而由混合酸酐或双烯酮代替酰氯, 中间体也可能是烯酮或烯醇5.
• A process of Cr electroplating at room temperature with low chromic anhydride content was proposed. 提出了一种常温低浓度镀铬工艺.
• Mazindol was synthesized by four steps from chlorobenzene and phthalic anhydride an overall yield of 23.4 %. 以氯苯和邻苯二甲酸酐为起始原料,经四步工序合成马吲哚,总收率为23.4%.
• A new type gemini surfactant was synthesized from 1,4 - butanediol , maleic anhydride and 1 - octadecanol. 采用1,4- 丁二醇 、 马来酸酐及十八醇为主要原料,合成出一种双子表面活性剂1, 4- 丁二醇双琥珀酸十八醇双酯磺酸钠.
• The organic compounds are mainly benzoic acid anhydride , benzophenone, and so on. 生成的有机化合物成分比较复杂,主要成分有苯甲酸酐、苯甲酮等.
• N - phenyl maleimide was synthesized from maleic anhydride and aniline. 以顺酐和苯胺为原料,合成N - 苯基马来酰亚胺.

英英词典释义

• Noun
  1. a compound formed from one or more other compounds in a reaction resulting in removal of water

行业词典

• 化学： 酸酐；
  医学： 酐，脱水物：从一种物质中，尤其是从酸中脱去一分子水而成的化合物。碱的酐为氧化物，酒精的酐为醚；