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  • 丙位癸内酯

    gamma-Decanolactone

化合物简介

gamma-Decalactone is a lactone and aroma compound with the chemical formula C10H18O2. It has an intense-peach flavor. It is present naturally in many fruits and fermented products. It is particularly important in the formulation of peach, apricot, and strawberry flavors. It is used as a flavoring for beverages, personal care, pharmaceutical and household goods, as well as a food additive.

基本信息

CAS:706-14-9
中文别名:α-己基-γ-丁内酯;γ-己基-γ-丁内酯;γ-正己基丁内酯;Gamma-癸酸内酯;γ-癸内酯;4-羟基癸酸γ-内酯;5-己基二氢-2(3H)-呋喃酮;4-羟基癸酸γ-内;γ-癸酸内酯;γ-Decanolactone;γ-十烷酸内酯;
英文别名:γ-Decalactone;2(3H)-Furanone, 5-hexyldihydro-;
分子式:C10H18O2
分子量:170.249
精确质量:170.131
Psa:26.3
Logp:2.6624

编号系统

MDL号:MFCD00005404
EINECS号:211-892-8

物化性质

外观与性状:无色透明油性液体
密度:0.953g/mLat 20°C(lit.)
沸点:281°C
闪点:>230°F
折射率:n20/D 1.449
稳定性:Stable at room temperature in closed containers under normal storage and handling conditions.
储存条件:Store in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances.

安全信息

RTECS号:LU4600000
安全说明:S26-S37/39
危险类别码:R36/37/38
WGK Germany:3
海关编码:2932209090
危险品标志:Xi

生产方法及用途

生产方法
1.由辛醛和丙二酸缩合可得α-癸烯酸,α-癸烯酸在冷却下与85%硫酸混合,然后加热到80℃,加水并内酯化,得到γ-癸内酯。工业品含量≥97%。 主要用于食用香精。
用途
主要用于食用香精。

合成路线

上游原料

下游产品

图谱

Predict 1H proton NMR


13C NMR : Predict


1H NMR : Predict


13C NMR : in CDCl3


Mass spectrum (electron ionization)


Mass


Raman : 4880 A,200 M,liquid


IR : liquid film


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