Cobalamine
- Product NameCobalamine
- CAS68-19-9
- CBNumberCB00129347
- MFC63H88CoN14O14P
- MW1355.37
- EINECS200-680-0
- MDL NumberMFCD00151092
- MOL File68-19-9.mol
- MSDS FileSDS
Chemical Properties
| Melting point | >300°C |
| alpha | 23656 -59 ± 9° (dil aq soln) |
| Boiling point | >300 °C |
| Flash point | 9℃ |
| storage temp. | 2-8°C |
| solubility | Sparingly soluble in water and in ethanol (96 per cent), practically insoluble in acetone. The anhydrous substance is very hygroscopic. |
| pka | pKa 3.28±0.04(H2O,D2O t=23±0.5 Iunspeci?ed) (Uncertain) |
| form | Crystalline Powder or Crystals |
| color | Red to dark red |
| Odor | dark red cryst. or powd., odorless and tasteless |
| Water Solubility | Soluble |
| Sensitive | Hygroscopic |
| Merck | 14,10014 |
| BRN | 4122889 |
| Exposure limits | NIOSH: IDLH 25 mg/m3 |
| Stability | Hygroscopic. Keep cold and dry. |
| InChIKey | RMRCNWBMXRMIRW-WZHZPDAFSA-L |
| LogP | 3.570 (est) |
Safety
| Symbol(GHS) |
  
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| Signal word | Danger | |||||||||
| Hazard statements | H225-H301+H311+H331-H370 | |||||||||
| Precautionary statements | P210-P260-P280-P301+P310-P311 | |||||||||
| Hazard Codes | ||||||||||
| HS Code | 2936260000 | |||||||||
| Hazardous Substances Data | 68-19-9(Hazardous Substances Data) | |||||||||
| Toxicity | LD50 intravenous in mouse: 2gm/kg | |||||||||
| NFPA 704: |
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