Description
L-Histidine hydrochloride monohydrate Chemical Properties
| Melting point | 254 °C (dec.)(lit.) |
| alpha | 9.9 º (c=11, 6 N HCl) |
| density | 1.49 g/cm3 |
| vapor pressure | <1 hPa (20 °C) |
| storage temp. | Store below +30°C. |
| solubility | H2O: 100 mg/mL |
| form | Solid |
| color | White |
| PH | 3.5-4.5 (100g/l, H2O, 20℃) |
| PH Range | 3 – 4 at 105 g/l at 25 °C |
| Odor | odorless |
| optical activity | [α]20/D +9.5±0.5°, c = 5% in 5 M HCl |
| Water Solubility | 169.9 g/L (20 ºC) |
| Merck | 14,4720 |
| BRN | 4168261 |
| InChIKey | CMXXUDSWGMGYLZ-XRIGFGBMSA-N |
| LogP | -3.32 at 25℃ |
| CAS DataBase Reference | 5934-29-2(CAS DataBase Reference) |
Safety Information
| Hazard Codes | Xn |
| Risk Statements | 22-36/37/38 |
| Safety Statements | 22-24/25-36/37-26 |
| WGK Germany | 3 |
| RTECS | MS3119000 |
| F | 10 |
| TSCA | Yes |
| HS Code | 29332990 |
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