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Food safety and quality
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| 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 |
| Information required |
|
| 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 |
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| Refractive index |
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| Specific gravity |
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| Other requirements |
mp: 215°; Sp.rotation = +12.5 to +13.5° (23°, 6N HCl) |
| ID Test |
MS |
| Spectrum |
 
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