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Online Edition: "Specifications for Flavourings"
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| Flavouring |
3-Methylcrotonic acid |
| Synonym(s) |
3,3-Dimethylacrylic acid
beta,beta-Dimethylacrylic acid
beta-Methylcrotonic acid
Senecioic acid
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| Latest JECFA evaluation |
2003 (Session 61)
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| Status of specification |
Full |
| Chemical name |
3-Methyl-2-butenoic acid
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| JECFA number |
1204 |
| CAS number |
541-47-9
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| FEMA number |
3187
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| COE number |
-
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| FLAVIS number |
08.070
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| Molecular weight |
100.12 |
| Chemical formula |
C5H8O2
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| Physical form/odour |
Solid; green, phenolic, dairy aroma |
| Solubility |
Soluble in most organic solvents |
| Solubility in ethanol |
soluble |
| Boiling point (°C) |
- |
| Assay min % |
98 |
| Acid value max |
- |
| Refractive index |
- |
| Specific gravity |
- |
| Other requirements |
mp: 70° |
| ID Test |
MS |
| Spectrum |
http://www.fao.org/ag/agn/jecfa-flav/img/img/1204.gif
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