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Online Edition: "Specifications for Flavourings"
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| Flavouring |
Methylcyclo- pentenolone |
| Synonym(s) |
Cyclotene
2-Hydroxy-3-methyl-2-cyclopenten-1-one
Maple lactone
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| Latest JECFA evaluation |
2000 (Session 55)
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| Status of specification |
Full |
| Chemical name |
3-Methylcyclopentane-1,2-dione
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| JECFA number |
418 |
| CAS number |
80-71-7
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| FEMA number |
2700
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| COE number |
758
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| FLAVIS number |
-
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| Molecular weight |
112.13 |
| Chemical formula |
C6H8O2
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| Physical form/odour |
white, crystalline powder with a nutty odour, maple-liquorice aroma in dilute solution |
| Solubility |
soluble in alcohol and propylene glycol; slightly soluble in most fixed oils and 1 g in 72 ml water |
| Solubility in ethanol |
1 g in 5 ml 90% alcohol |
| Boiling point (°C) |
- |
| Assay min % |
95% |
| Acid value max |
- |
| Refractive index |
- |
| Specific gravity |
- |
| Other requirements |
Heavy Metals: <=0.004%; Melting range 104-108° |
| ID Test |
IR |
| Spectrum |
http://www.fao.org/ag/agn/jecfa-flav/img/img/418.gif
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