ester

IPA(Pronunciation)

/ˈɛstɚ/

Noun

(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 (i.e., carbonyl) joined via carbon to another oxygen atom.

Japanese Meaning

エステル - 有機化学における化合物で、アルコールと酸が縮合反応を起こし、水分子が除去されることで生成される。カルボニル基（C=O）が酸素原子を介して他の炭素原子に連結している構造を持つ。

What is this buttons?

The chemist identified the ester by its characteristic fruity smell and confirmed its structure with NMR spectroscopy.

Google Translation / DeepL Translation

化学者は特徴的なフルーティーな香りからアルコールと酸の脱水縮合で生成される化合物を同定し、NMR分光法でその構造を確認した。

Details

Sense（1）

To produce a test material containing at least 75 percent omega-3 polyunsaturates, the menhaden triglycerides are transesterified to produce fatty acid ethyl esters. The esters are reacted with urea dissolved in hot ethanol and the solution is cooled overnight.

Google Translation / DeepL Translation

Details

esters

（ plural ）

Details

ester

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