??-?????
|
|
??-????? ??
- ?? ?
- 61-62 °C2 mm Hg(lit.)
- ??
- 0.999 g/mL at 25 °C(lit.)
- ???
- 2.8hPa at 20℃
- ???
- n
20/D 1.442(lit.)
- ???
- >230 °F
- ?? ??
- Sealed in dry,Room Temperature
- ???
- ?????, ???(??)? ???
- ??? ??
- ??
- ??
- ??
- ??
- ????? ??? ? 10.00%. ??? ??? ?? ??? ?? ??
- ?? ??
- ???
- ???? ??
- synthetic
- ???
- 23g/L at 20℃
- JECFA Number
- 225
- BRN
- 109569
- ?? ??
- ?? ? ?
- ??? ?? ??
- ??
- InChI
- 1S/C7H12O2/c1-2-3-6-4-5-7(8)9-6/h6H,2-5H2,1H3
- InChIKey
- VLSVVMPLPMNWBH-UHFFFAOYSA-N
- SMILES
- CCCC1CCC(=O)O1
- LogP
- 1 at 20℃
- CAS ??????
- 105-21-5(CAS DataBase Reference)
??
- ?? ? ?? ??
- ?? ? ???? ?? (GHS)
| ??? ?? | Xi | ||
|---|---|---|---|
| ?? ???? ?? | 38-36/38 | ||
| ????? | 36-37/39-26 | ||
| WGK ?? | 2 | ||
| RTECS ?? | LU3697000 | ||
| TSCA | TSCA listed | ||
| HS ?? | 29322090 | ||
| ???? ??? | 10 - Combustible liquids | ||
| Hazard Classifications | Skin Irrit. 2 | ||
| ?? | rabbit,LD50,skin,> 5gm/kg (5000mg/kg),Food and Chemical Toxicology. Vol. 20, Pg. 703, 1982. | ||
| ???? ?? | KE-10739 |
??-????? C??? ??, ??, ??
??
y-Heptalactone has a sweet, nut-like, caramel odor and a malty, caramel, sweet, herbaceous taste. This substance may be obtained in low yields by hydrogenation of ethyl P-furylacrylate;1 by lactoniation of heptenoic acid; also by condensation of methylacrylate butyl alcohol using a catalyst.??? ??
Clear colorless to pale yellow liquid??
Reported found in green tea, asparagus, beer, strawberry, peach and beef??
Food additive.?? ??
Obtained in low yields by hydrogenation of ethyl β-furylacrylate; by lactoniation of heptonic acid; also by condensation of methylacrylate butyl alcohol using a catalyst.?? ??
γ-Heptalactone is a volatile flavor compound found in mangoes, strawberries, pineapples as well as in some dairy products. It is used as a flavoring agent in the food and cosmetic industry.???
A skin irritant.??-????? ?? ?? ? ???
???
?? ??
??-????? ?? ??
???( 279)?? ??
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|---|---|---|---|---|---|
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