こはく酸ジエチル 化学特性,用途語,生産方法
外観
無色澄明の液体
定義
本品は、コハク酸(*)とエタノールのジエステルであり、次の化学式で表される。
参照表示名称：コハク酸
溶解性
エタノール及びアセトンに混和するが、水にほ極めて溶けにくい。
用途
有機合成原料、香料材料。
化粧品の成分用途
可塑剤、溶剤、香料
主な用途／役割
エマルション系接着剤の可塑剤として使用される。
化学的特性
Diethyl succinate is the diethyl ester of succinate. It is a colorless liquid with a faint, pleasant odor. miscible with ethanol and ether, soluble in acetone, insoluble in water.
天然物の起源
Reported found in apple, raspberry, cognac, rum, whiskey, cider, sherry, plum brandy, apple brandy, grape
brandy, cherry brandy, cocoa, arrack and red, white, port, strawberry and sparkling wines.
使用
Diethyl succinate can be used as solvent; food flavoring agent; organic synthesis intermediate; gas chromatography stationary solution (maximum use temperature 60°C, solvent is ether). Alkyl succinates have been used as ashless dispersants and detergent additives for lubricating oils.
使用
Diethyl Succinate is a diester molecule present naturally in plant and animal tissues. Used commonly in fragrances and food flavourings.
製造方法
Diethyl succinate is synthesized by esterification of succinic acid and ethanol; by direct esterification of the acid in the presence of concentrated H2SO4 in benzene solution.
一般的な説明
Diethyl succinate(DES) is a diethyl ester with succinate molecules. It has two ester groups and is majorly used in fragrances. It produced by the esterification of succinic acid with ethanol.
安全性プロファイル
Mildly toxic by ingestion. A skin and eye irritant. Combustible liquid. Reaction with ethyl trifluoroacetate + sodium hydride may cause a fire or explosion. When heated to decomposition it emits acrid smoke and irritating fumes. See also ESTERS.
純化方法
Dry the succinate with MgSO4, and distil it at 15mm pressure. [Beilstein 2 IV 1914.]
こはく酸ジエチル 上流と下流の製品情報
原材料
準備製品