Food safety and quality: details

Flavouring	Hydroquinone monoethyl ether
Synonym(s)	p-Hydroxyphenetole;1-Ethoxy-4-hydroxybenzene;p-Ethoxyphenol
Latest JECFA evaluation	2001 (Session 57)
Status of specification	Full
Information required
Chemical name	4-Ethoxyphenol
JECFA number	720
CAS number	622-62-8
FEMA number	3695
COE number	2258
FLAVIS number
Molecular weight	138.17
Chemical formula	C8H10O2
Physical form/odour	White or colourless crystals, sweet herbaceous odour reminiscent of anise and fennel
Solubility	slightly soluble to soluble in water; soluble in oils
Solubility in ethanol	moderately soluble
Boiling point (°C)	246-247°
Assay min %	95%
Acid value max
Refractive index	NA
Specific gravity	NA
Other requirements	mp: 64° (minimum)
ID Test	IR
Spectrum