Food safety and quality
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Flavouring |
Butyraldehyde |
Synonym(s) |
Butyl aldehyde |
Latest JECFA evaluation |
2000 (Session 55) |
Status of specification |
Full |
Information required |
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Chemical name |
Butanal |
JECFA number |
86 |
CAS number |
123-72-8 |
FEMA number |
2219 |
COE number |
91 |
FLAVIS number |
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Molecular weight |
72.11 |
Chemical formula |
C6H8O |
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 |
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Boiling point (°C) |
74.8° |
Assay min % |
98% |
Acid value max |
5 |
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 |

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