Food safety and quality
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Flavouring |
2-Acetyl-4-isopropenylpyridine |
Synonym(s) |
(4-(1-methyl ethenyl)-2-pyridinyl) ethanone |
Latest JECFA evaluation |
2012 (Session 76) |
Status of specification |
Tentative |
Information required |
Information to differentiate between JECFA Nos. 2153 and 2154 |
Chemical name |
1-(4-Prop-1-en-2-ylpyridin-2-yl)ethanone |
JECFA number |
2153 |
CAS number |
142896-11-5 |
FEMA number |
4636 |
COE number |
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FLAVIS number |
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Molecular weight |
161.2 |
Chemical formula |
C10H11NO |
Physical form/odour |
Light yellow clear liquid; grassy green aroma |
Solubility |
Sparingly soluble in water |
Solubility in ethanol |
Soluble |
Boiling point (°C) |
270-272° |
Assay min % |
95% |
Acid value max |
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Refractive index |
1.518-1.520 |
Specific gravity |
1.006-1.008 |
Other requirements |
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ID Test |
MS HNMR |
Spectrum |
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