العربية
中文
english
français
Español
粮农组织主页
Food safety & quality
Scientific advice
Calls for data and experts
Microbiological risks and JEMRA
Chemical risks and JECFA
JECFA publications from meetings
Guidelines
Summary reports
Full reports
Toxicological monographs
Other scientific advice
Food safety and quality
|
共享
>
Scientific advice
>
Chemical risks and JECFA
网上版:“香料质量规格”
网上帮助
关于数据
分析方法(第4卷)
http://www.fao.org/docrep/009/a0691e/a0691e00.htm
New search
Print
香料
5-Hydroxy-4-methylhexanoic acid delta-lactone
同义词
5,6-Dimethyltetrahydropyran-2-one;4-Methyl-5-hydroxyhexanoic acid lactone;Hexanoic acid, 5-hydroxyl-4-methyl-, delta-lactone
JECFA评价
2010 (Session 73)
质量规格的状况
Full
需要信息
化学名称
5,6-dimethyltetrahydro-2H-pyran-2-one
JECFA编码
1990
CAS编码
10413-18-0
FEMA编码
4141
COE编码
FLAVIS编码
分子量
128.17
化学结构式
C7H12O2
物理性状/气味
Colourless to yellow liquid; Minty fruit-like aroma
溶解度
Slightly soluble in water
在乙醇中溶解度
Soluble
沸点(C)
59-60° (1.9 mm Hg)
检测分钟%
96%
最大酸价值
折射系数
1.452-1.458
比重
1.020-1.242
其他要求
ID试验
HNMR IR MS
光谱