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Online Edition: "Specifications for Flavourings"
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| Flavouring |
Butyraldehyde |
| Synonym(s) |
Butyl aldehyde
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| Latest JECFA evaluation |
2000 (Session 55)
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| Status of specification |
Full |
| Chemical name |
Butanal
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| JECFA number |
86 |
| CAS number |
123-72-8
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| FEMA number |
2219
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| COE number |
91
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| FLAVIS number |
-
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| Molecular weight |
72.11 |
| Chemical formula |
C6H8O
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| Physical form/odour |
colourless, mobile liquid/pungent, nutty odour |
| Solubility |
soluble in 1 ml in 15 ml water; miscible with alcohol, ether |
| Solubility in ethanol |
- |
| Boiling point (°C) |
74.8° |
| Assay min % |
98 |
| Acid value max |
5.0 |
| Refractive index |
1.377-1.387 |
| Specific gravity |
0.797-0.802 |
| Other requirements |
Dist. Range: 72° to 80°; para-Butyraldehyde: <2.5%; Water: <0.5% |
| ID Test |
IR |
| Spectrum |
http://www.fao.org/ag/agn/jecfa-flav/img/img/86.gif
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