4-羟基-3-戊烯内酯CAS#591-12-8

4-羟基-3-戊烯内酯

中文名称:当归内酯
中文同义词:当归内酯;Α-当归内酯;A-当归内酯;α-当归内酯;甲位当归内酯;Α-欧白芷内酯;Α-当归酸内酯;Α-当归酸内酯;Α-欧白芷内酯;ALPHA-当归内酯
英文名称:alpha-Angelica lactone
英文同义词:ANGELICALACTONE;3-PENTEN-4-OLIDE;A-ANGELIC LACTONE;A-ANGELICALACTONE;
4-羟基-3-戊烯内酯CAS号:591-12-8
分子式:C5H6O2
分子量:98.1
熔点:13-17 °C(lit.)
沸点:55-56 °C12 mm Hg(lit.)
4-羟基-3-戊烯内酯EINECS号:209-701-8
密度:1.092 g/mL at 25 °C(lit.)
FEMA:3293
折射率:n20/D 1.448(lit.)
闪点:155 °F    
含量:95%
包装:25kg塑料桶。
化学性质:4-羟基-3-戊烯内酯是透明亮黄至淡黄色液体。呈甜的草药香气，有烟草回味。4-羟基-3-戊烯内酯溶与乙醇，微溶于水。天然品存在于大果酸果蔓、葡萄干、加热过的黑莓、面包、水解大豆蛋白和甘草等中。
用途:4-羟基-3-戊烯内酯是一种食品用香料。

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