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Online Edition: "Specifications for Flavourings"
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About the data
Analytical Methods (Volume 4)
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Flavouring
Isovaleraldehyde diethyl acetal
Synonym(s)
1,1-Diethoxyisopentane;3-Methylbutanal diethyl acetal
Latest JECFA evaluation
2007 (Session 68)
Status of specification
Full
Information required
Chemical name
1,1-Diethoxy-3-methylbutane
JECFA number
1730
CAS number
709364
FEMA number
4371
COE number
FLAVIS number
06.059
Molecular weight
160.26
Chemical formula
C9H20O2
Physical form/odour
Clear, colourless liquid; Fruity, fatty aroma
Solubility
Insoluble in water; soluble in organic solvents
Solubility in ethanol
Soluble
Boiling point (°C)
159-162°
Assay min %
95%
Acid value max
Refractive index
1.395-1.403
Specific gravity
0.825-0.832
Other requirements
ID Test
HNMR IR MS
Spectrum