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Online Edition: "Specifications for Flavourings"
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| Flavouring |
Butyric acid |
| Synonym(s) |
-
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| Latest JECFA evaluation |
1997 (Session 49)
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| Status of specification |
Full |
| Chemical name |
Butanoic acid
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| JECFA number |
87 |
| CAS number |
107-92-6
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| FEMA number |
2221
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| COE number |
5
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| FLAVIS number |
-
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| Molecular weight |
88.11 |
| Chemical formula |
C4H8O2
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| Physical form/odour |
colourless liquid/strong, rancid, butterlike odour |
| Solubility |
miscible with alcohol, most fixed oils, propylene glycol, water |
| Solubility in ethanol |
- |
| Boiling point (°C) |
164 |
| Assay min % |
99.0 |
| Acid value max |
- |
| Refractive index |
1.397-1.399 |
| Specific gravity |
0.952-0.956 |
| Other requirements |
Heavy Metals: <0.004%; Lead: <10 mg/kg; Reducing Subs.: passes test |
| ID Test |
IR |
| Spectrum |
http://www.fao.org/ag/agn/jecfa-flav/img/img/87.gif
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