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Online Edition: "Specifications for Flavourings"
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| Flavouring |
3-Hepten-2-one |
| Synonym(s) |
1-Acetyl-1-pentene
Butylidene acetone
Methyl pentenyl ketone
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| Latest JECFA evaluation |
2002 (Session 59)
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| Status of specification |
Full |
| Chemical name |
Hept-3-en-2-one
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| JECFA number |
1127 |
| CAS number |
1119-44-4
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| FEMA number |
3400
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| COE number |
11094
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| FLAVIS number |
-
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| Molecular weight |
112.17 |
| Chemical formula |
C7H12O
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| Physical form/odour |
Colourless oily liquid; powerfull grassy-green pungent odour |
| Solubility |
slightly soluble in water; soluble in oils |
| Solubility in ethanol |
Miscible at room temperature |
| Boiling point (°C) |
162° |
| Assay min % |
96 |
| Acid value max |
- |
| Refractive index |
1.439-1.448 |
| Specific gravity |
0.841-0.847 |
| Other requirements |
- |
| ID Test |
NMR |
| Spectrum |
http://www.fao.org/ag/agn/jecfa-flav/img/img/1127.gif
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