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Meaning of 酐

Lookup via: Pinyin | Radicals
酐
Pinyin: gān
English Definition: anhydride
Chinese Definition:
①(酸酐)无机酸缩水而成的氟化物,亦指一个或两个分子的有机酸缩去一分子水而成的化合物。简称“酐”。
Total strokes: 10; Radical: 酉
Pictophonetic:干 indicates the sound; 酉 (chemical) conveys the meaning.
Character Formation:
  • ⿰ Left to right
    • 酉 [ yǒu ] wine; wine vessel; chemical
    • 干 [ gàn ] arid, dry; to oppose; to offend; to invade
Similar Characters: 酊 酑
Step by Step Stroke Sequence: Download Customize Pin it
Stroke order image for Chinese character 酐
Example Sentences
1
溶剂对顺酐加氢催化活性有着很大的影响
。
The influence of solvent on the homogeneous hydrogenation of maleic anhydride is obvious.
2
用作印染助剂
、
肉类防腐剂
、
制乙酸酐的原料
。
Used for dyeing and printing auxiliaries, meat preservatives, the system acetic anhydride raw materials.
3
以顺酐和苯胺为原料
,
合成
N
-
苯基马来酰亚胺
。
N-phenyl maleimide was synthesized from maleic anhydride and aniline.
4
指出在国内用醋酐法代替硫磺法生产氯乙酸的必然趋势
。
Sulfur method replaced by acetic anhydride method for chloroacetic production is the trends in domestic.
5
以水杨酸和乙酸酐为原料
,
在自制酸化膨润土催化下合成了阿司匹林
。
Acetylsalicylic acid was synthesized from salicylic acid and acetic anhydride catalyzed by chloride acidation bentonite.