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Online Edition: "Specifications for Flavourings"
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| Flavouring |
3,5-Dimethyl-1,2-cyclo-pentanedione |
| Synonym(s) |
-
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| Latest JECFA evaluation |
2000 (Session 55)
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| Status of specification |
Full |
| Chemical name |
3,5-Dimethylcyclo-pentane-1,2-dione
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| JECFA number |
421 |
| CAS number |
13494-07-0
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| FEMA number |
3269
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| COE number |
2235
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| FLAVIS number |
-
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| Molecular weight |
126.16 |
| Chemical formula |
C7H10O2
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| Physical form/odour |
light yellow to yellowish brown powder with a maple, burnt sugar odour |
| Solubility |
insoluble in water |
| Solubility in ethanol |
- |
| Boiling point (°C) |
- |
| Assay min % |
98 |
| Acid value max |
- |
| Refractive index |
- |
| Specific gravity |
0.5 g/ml at 20° |
| Other requirements |
Melting point 87-93° |
| ID Test |
MS |
| Spectrum |
http://www.fao.org/ag/agn/jecfa-flav/img/img_add8/421.gif
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