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Online Edition: "Specifications for Flavourings"

Flavouring Ethyl maltol isobutyrate
Latest JECFA evaluation 2018 (Session 86)
Status of specification Full
Chemical name 2-ethyl-4-oxo-4H-pyran-3-yl isobutyrate
JECFA number 2252
CAS number 852997-28-5
FEMA number 4534
COE number
FLAVIS number
Molecular weight 210.23
Chemical formula C11H14O4
Physical form/odour Clear light yellow liquid/sweet fruity aroma
Solubility Practically insoluble to insoluble
Solubility in ethanol Soluble
Boiling point (°C) 58-65 º (2 mm Hg)
Assay min % 93-94%
Acid value max
Refractive index 1.480-1.496
Specific gravity 1.132-1.138
Other requirements Secondary component: 2-3% Ethyl maltol (No. 1481)
ID Test MS, IR