Food safety and quality: details

Flavouring	Tolualdehyde glyceryl acetal (mixed isomers)
Synonym(s)	Mixture of 2-(o,m,p-Cresyl)-5-hydroxy dioxane and 2-(o,m,p-Cresyl)-5-hydroxymethyldioxolane;Tolyl glycerin
Latest JECFA evaluation	2001 (Session 57)
Status of specification	Full
Information required
Chemical name	Mixture of 2-(2,3and4-Methylphenyl)-5-hydroxy-1,3-dioxane and 2-(2,3and4-Methylphenyl)-5-hydroxymethyl-1,3-dioxane
JECFA number	867
CAS number	1333-09-1
FEMA number	3067
COE number	46
FLAVIS number
Molecular weight	194.23
Chemical formula	C11H14O3
Physical form/odour	colourless somewhat viscous liquid with a faint, bitter-almond odour
Solubility	slightly soluble in water; soluble in organic solvents, most oils
Solubility in ethanol	miscible at room temperature
Boiling point (°C)	292°; 160° (10 mm Hg)
Assay min %	95% (sum of o,m,p- isomers)
Acid value max	1
Refractive index	1.527-1.537
Specific gravity	1.148-1.158
Other requirements
ID Test	IR
Spectrum