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Online Edition: "Specifications for Flavourings"

Flavouring beta-Naphthyl isobutyl ether
Synonym(s) Nerolin fragarol;2-Isobutoxynaphthalene;Fragarol;Isobutyl beta-naphthyl ether;beta-Naphthol isobutyl ether;Isobutyl 2-naphthyl ether
Latest JECFA evaluation 2003 (Session 61)
Status of specification Full
Chemical name 2-(2-Methylpropoxy)naphthalene
JECFA number 1259
CAS number 2173-57-1
FEMA number 3719
COE number
FLAVIS number 04.054
Molecular weight 200.28
Chemical formula C14H16O
Physical form/odour White crystal leaves, sweet, fruity, delicately neroli-orange blossom floral aroma
Solubility Insoluble in water, soluble in oils
Solubility in ethanol soluble
Boiling point (°C) NA
Assay min % 98%
Acid value max 1
Refractive index NA
Specific gravity NA
Other requirements mp: 33°