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Online Edition: "Specifications for Flavourings"

Flavouring Diethyl succinate
Synonym(s) Ethyl succinate;Diethyl ethanedicarboxylate
Latest JECFA evaluation 2002 (Session 59)
Status of specification Full
Chemical name Diethyl butanedioate
JECFA number 617
CAS number 123-25-1
FEMA number 2377
COE number 438
FLAVIS number
Molecular weight 174.2
Chemical formula C8H14O4
Physical form/odour colourless mobile liquid with faint pleasant odour
Solubility 1 mL in 50 mL water; miscible in alcohol, ether, oils
Solubility in ethanol
Boiling point (°C) 216-218°
Assay min % 98%
Acid value max 2
Refractive index 1.418-1.423
Specific gravity 1.031-1.041
Other requirements [Diethyl maleate: max. 0.03%; Water: max. 0.05%]
ID Test IR