Food safety and quality
|
|
|
Flavouring |
2,2,6,7-Tetramethylbicyclo[4.3.0]nona-4,9(1)-dien-8-ol |
Synonym(s) |
(3aR)-3,3a,7,7-tetramethyl-4,5,6,7-tetrahydro-3aHinden- 4-ol |
Latest JECFA evaluation |
2014 (Session 79) |
Status of specification |
Full |
Information required |
|
Chemical name |
1,4,4,7a-tetramethyl-2,4,5,7a-tetrahydro-1H-inden-2-ol |
JECFA number |
2198 |
CAS number |
97866-86-9 |
FEMA number |
4521 |
COE number |
|
FLAVIS number |
|
Molecular weight |
193.2 |
Chemical formula |
C13H20O |
Physical form/odour |
Clear colourless to yellow liquid, Fruity aroma |
Solubility |
Slightly soluble |
Solubility in ethanol |
Soluble |
Boiling point (°C) |
281-282 º |
Assay min % |
98.9% |
Acid value max |
1 |
Refractive index |
1.447-1.453 |
Specific gravity |
0.936-0.943 |
Other requirements |
|
ID Test |
MS |
Spectrum |
![](https://www.fao.org/fileadmin/user_upload/jecfa/img/jecfa79/2198-ms.gif)
|
|
|
|