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Online Edition: "Specifications for Flavourings"

Flavouring 1-Pyrroline
Synonym(s) 3,4-Dihydro-(2H)-pyrroline;Isopyrroline;3,4-Dihydro-2H-pyrrole
Latest JECFA evaluation 2005 (Session 65)
Status of specification Full
Chemical name 1-Pyrroline
JECFA number 1603
CAS number 5724-81-2
FEMA number 3898
COE number
FLAVIS number
Molecular weight 69.1
Chemical formula C4H7N
Physical form/odour Colourless liquid; Pungent ammoniacal odour
Solubility Soluble in water
Solubility in ethanol Soluble
Boiling point (°C) 87-89°
Assay min % 99%
Acid value max 1
Refractive index 1.440-1.446
Specific gravity 0.849-0.855
Other requirements