Food safety and quality: details

Flavouring	N-Acetyl glutamate
Synonym(s)	N-Acetyl-L-glutamic acid; alpha-(N-Acetyl)-L-glutamic acid; Acetyl glutamic acid
Latest JECFA evaluation	2020 (Session 89)
Status of specification	Full
Information required
Chemical name	(2S)-2-(acetylamino)pentanedioic acid
JECFA number	2269
CAS number	1188-37-0
FEMA number	4752
COE number
FLAVIS number
Molecular weight	189.17
Chemical formula	C7H11NO5
Physical form/odour	White powder or white crystals; Savoury, cooked roasted
Solubility	Soluble
Solubility in ethanol	Sparingly soluble
Boiling point (°C)
Assay min %	95%
Acid value max
Refractive index
Specific gravity
Other requirements	mp: 199-201°; Optical rotation: -25.6° (22 °C in water)
ID Test	HNMR CNMR
Spectrum