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Online Edition: "Specifications for Flavourings"

Flavouring Vanillin
Synonym(s) Vanillaldehyde;Methylprotocatechuic aldehyde;Vanillic aldehyde
Latest JECFA evaluation 2001 (Session 57)
Status of specification Full
Chemical name 4-Hydroxy-3-methoxybenzaldehyde
JECFA number 889
CAS number 121-33-5
FEMA number 3107
COE number 107
FLAVIS number
Molecular weight 152.15
Chemical formula C8H8O3
Physical form/odour white or slightly yellow needles or crystalline powder with a sweet, creamy, vanilla odour
Solubility slightly soluble in water; soluble in organic solvents, oils
Solubility in ethanol freely soluble
Boiling point (°C) 285°
Assay min % 97%
Acid value max
Refractive index NA
Specific gravity NA
Other requirements mp: 80-81°
ID Test IR
Spectrum