F281821
Cesium hydroxide hydrate , 99.9 , 12260-45-6
CAS NO.：12260-45-6
Empirical Formula: CsHO
Molecular Weight: 149.913
MDL number: MFCD00010964
EINECS: 679-406-0
Update time: 2022-07-08
PRODUCT Properties
| Melting point: | 272.3°C |
| Density | 3.675 |
| form | Crystalline |
| color | White |
| Specific Gravity | 3.675 |
| Water Solubility | Soluble in water and ethanol. |
| Sensitive | Air Sensitive & Hygroscopic |
| Merck | 14,2013 |
| Stability: | hygroscopic |
| InChI | 1S/Cs.2H2O/h;2*1H2/q+1;;/p-1 |
| InChIKey | ABSOMGPQFXJESQ-UHFFFAOYSA-M |
| SMILES | O.[OH-].[Cs+] |
| CAS DataBase Reference | 12260-45-6 |
Description and Uses
Cesium hydroxide hydrate is used as a catalyst for the conversion of alcohols substituted anilines and heterocyclic amines undergo an addition in NMP to phenylacetylene leading to functionalized enol ethers and enamines. It is also used in the chemoselective N-alkylation of secondary amines with alkyl halides.
Safety
| Symbol(GHS) |   GHS05,GHS07 |
| Signal word | Danger |
| Hazard statements | H302-H314 |
| Precautionary statements | P264-P270-P260-P280-P301+P312-P330-P301+P330+P331-P303+P361+P353-P363-P304+P340-P310-P305+P351+P338-P405-P501 |
| PPE | Eyeshields, Faceshields, Gloves, type P3 (EN 143) respirator cartridges |
| Hazard Codes | C |
| Risk Statements | 22-35 |
| Safety Statements | 26-36/37/39-45 |
| RIDADR | UN3262 |
| WGK Germany | 3 |
| TSCA | Yes |
| HazardClass | 8 |
| PackingGroup | II |
| HS Code | 2825908590 |
| Storage Class | 8B - Non-combustible corrosive hazardous materials |
| Hazard Classifications | Acute Tox. 4 Oral Skin Corr. 1A |
