| Identification | ||
| Name | L-Histidine | |
| Synonyms | His; L-2-Amino-3-(4-imidazolyl)propionic acid | |
|
||
| Molecular Structure |
|
|
| Molecular Formula | C6H9N3O2 | |
| Molecular Weight | 155.16 | |
| CAS Registry Number | 71-00-1 | |
| EINECS | 200-745-3 | |
| FEMA | 3694 | |
| Properties | ||
| Melting point | 282 ºC | |
| alpha | 12.4 º (c=11,6N HCl) | |
| Water solubility | 41.6 g/L (25 ºC) | |