Food safety and quality
| share

Online Edition: "Specifications for Flavourings"

Flavouring L-Lysine
Synonym(s) (S)2,6-Diaminocaproic acid;L-2,6-Diaminohexanoic acid;a,e-Diaminocaproic acid
Latest JECFA evaluation 2004 (Session 63)
Status of specification Full
Chemical name L-Lysine
JECFA number 1439
CAS number 56-87-1
FEMA number 3847
COE number
FLAVIS number 17.026
Molecular weight 146.19
Chemical formula C6H14O2N2
Physical form/odour White crystals or crystalline powder; odourless
Solubility Soluble in water
Solubility in ethanol Slightly soluble
Boiling point (°C)
Assay min % 97%
Acid value max
Refractive index
Specific gravity
Other requirements mp: 215°; Sp.rotation = +12.5 to +13.5° (23°, 6N HCl)
ID Test MS