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Online Edition: "Specifications for Flavourings"
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| Flavouring |
3-Phenylpropionic acid |
| Synonym(s) |
Benzylacetic acid
Hydrocinnamic acid
beta-Phenylpropionic acid
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| Latest JECFA evaluation |
2000 (Session 55)
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| Status of specification |
Full |
| Chemical name |
Benzenepropanoic acid
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| JECFA number |
646 |
| CAS number |
501-52-0
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| FEMA number |
2889
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| COE number |
32
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| FLAVIS number |
-
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| Molecular weight |
150.18 |
| Chemical formula |
C9H10O2
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| Physical form/odour |
White crystalline solid, faint, sweet, somewhat balsamic and coumarin-like odour |
| Solubility |
slightly soluble in water; soluble in oils |
| Solubility in ethanol |
moderately soluble |
| Boiling point (°C) |
280 |
| Assay min % |
97; 98 by titration |
| Acid value max |
- |
| Refractive index |
- |
| Specific gravity |
- |
| Other requirements |
mp: 43° minimum |
| ID Test |
IR |
| Spectrum |
http://www.fao.org/ag/agn/jecfa-flav/img/img_add8/646.gif
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