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Online Edition: "Specifications for Flavourings"
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| Flavouring |
6-Methyl-5-hepten-2-one |
| Synonym(s) |
Methyl hexenyl ketone
2-Methyl-2-hepten-6-one
2-Methylheptenone
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| Latest JECFA evaluation |
2002 (Session 59)
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| Status of specification |
Full |
| Chemical name |
6-Methyhept-5-en-2-one
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| JECFA number |
1120 |
| CAS number |
110-93-0
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| FEMA number |
2707
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| COE number |
149
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| FLAVIS number |
-
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| Molecular weight |
126.19 |
| Chemical formula |
C8H14O
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| Physical form/odour |
Colourless slightly yellow liquid; strong fatty, green citrus-like odour |
| Solubility |
Insoluble in water; soluble in oils and organic solvents |
| Solubility in ethanol |
Miscible at room temperature |
| Boiling point (°C) |
173.1° |
| Assay min % |
97 |
| Acid value max |
3.0 |
| Refractive index |
1.435-1.445 |
| Specific gravity |
0.846-0.854 |
| Other requirements |
- |
| ID Test |
NMR |
| Spectrum |
http://www.fao.org/ag/agn/jecfa-flav/img/img/1120.gif
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