Food safety and quality
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Flavouring |
3,4-Dimethyl-1,2-cyclo-pentanedione |
Synonym(s) |
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Latest JECFA evaluation |
2000 (Session 55) |
Status of specification |
Full |
Information required |
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Chemical name |
3,4-Dimethylcyclo-pentane-1,2-dione |
JECFA number |
420 |
CAS number |
13494-06-9 |
FEMA number |
3268 |
COE number |
2234 |
FLAVIS number |
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Molecular weight |
126.16 |
Chemical formula |
C7H10O2 |
Physical form/odour |
pale yellow to yellow powder |
Solubility |
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Solubility in ethanol |
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Boiling point (°C) |
66° (1 mm Hg) |
Assay min % |
98% |
Acid value max |
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Refractive index |
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Specific gravity |
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Other requirements |
Melting point: 68-72° |
ID Test |
IR |
Spectrum |
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