Food safety and quality: details

Flavouring	L-Alanyl-L-Glutamine
Synonym(s)
Latest JECFA evaluation	2012 (Session 76)
Status of specification	Full
Information required
Chemical name	(2S)-5-Amino-2-[(2-aminopropanoyl)amino]-5-oxopentanoic acid
JECFA number	2121
CAS number	39537-23-0
FEMA number	4712
COE number
FLAVIS number
Molecular weight	217.22
Chemical formula	C8H15N3O4
Physical form/odour	White crystals or crystalline powder; Weak savoury aroma
Solubility	Soluble in water
Solubility in ethanol	Very slightly soluble
Boiling point (°C)	NA
Assay min %	98%
Acid value max
Refractive index	NA
Specific gravity	NA
Other requirements	m.p. 230-232° (decompostion)
ID Test	IR
Spectrum