ester 中文

[ɛstɚ]

[ɛstə]

[-ɛstə(ɹ)]

名(化学) 酯维酯

酯（拼音：zhǐ，注音：ㄓˇ，音同「指」、德文: Ester），是指有机化学中醇與羧酸或无机含氧酸发生酯化反应生成的产物。酯類除了羧酸酯外，也有硝酸、硫酸等無機含氧酸酯。

Definition of ester in English Dictionary

名词 (Noun)PLestersSUF-ster
1. (organic chemistry) A compound most often formed by the condensation of an alcohol and an acid, with elimination of water, which contains the functional group carbon-oxygen double bond joined via carbon to another oxygen atom.
更多范例
1. 用于句中
  - With respect to the cytotoxic effects, compounds 2–7 fall into two groups: the alkyl esters ( 2, 3 ) and the mofetil ester 4 on one hand, and the basic heterocyclic esters 5–7 on the other hand.
  - With respect to the cytotoxic effects, compounds 2–7 fall into two groups: the alkyl esters ( 2, 3 ) and the mofetil ester 4 on one hand, and the basic heterocyclic esters 5–7 on the other hand.
  - Then, lipids were quantified by densitometric scanning at 400–650 nm with triolein, cholesteryl esters and ergosterol (ERG) as standards using a Shimadzu dual-wave length chromatoscanner CS-930.