CAS号:108-29-2
品名:γ-戊内酯γ-valerolactone
中文别名:1,4-戊内脂;Gamma-戊内酯;Y-戊酸内脂;gamma-戊内酯;4-甲基丁内酯;丙位戊内酯;γ-Methyl-γ-butyrolactone;A-戊内酯;戊內酯;4-戊内酯;
英文别名:Pentanoicacid,4-hydroxy-,.γ.-lactone;γ-Valerolactone;gamma-valerolactone;gamma-Valerolactone;5-Methyldihydrofuran-2(3H)-one;
分子式:C5H8O2
分子量:100.116
精确质量:100.052
Psa:26.3
RTECS号:LU3580000
BRN号:80420
EINECS号:203-569-5
MDL号:MFCD00005400
PubChem号:24900745
外观与性状:无色至淡黄色透明液体
密度:1.05
沸点:207-208ºC
熔点:-31ºC
闪点:96ºC
折射率:1.432-1.434
稳定性:Stable at room temperature in closed containers under normal storage and handling conditions.
储存条件:Keep away from sources of ignition. Store in a cool, dry place. Store in a tightly closed container.
蒸汽压:0.235mmHg at 25°C
安全说明:S26-S39
危险类别码:R36
海关编码:29322980
包装等级:I; II; III
危险品标志:Xi
简介:γ-Valerolactone(GVL)isanorganiccompoundwiththeformulaC5H8O2.Thiscolourlessliquidisoneofthemorecommonlactones.GVLischiralbutisusuallyusedastheracemate.Itisreadilyobtainedfromcellulosicbiomassandisapotentialfuelandgreensolvent.
用途:γ-戊内酯有较强的反应能力,可用作树脂溶剂及各种有关化合物的中间体。也用作润滑剂、增塑剂、非离子型表面活性剂的胶凝剂、加铅汽油的内酯类添加剂,用于纤维素酯和合成纤维的染色。γ-戊内酯具有香兰素和椰子香味。我国GB2760-86规定为允许使用的食用香料。主要用以配制桃、椰子、香草等型香精。
有机砌块