Cesium fluoride
ALDRICH/20990 - purum p.a., ≥98.0%
Synonym: NSC 84270
CAS Number: 13400-13-0
Empirical Formula (Hill Notation): CsF
Molecular Weight: 151.90
EC Number: 236-487-3
MDL Number: MFCD00010960
Linear Formula: CsF
Product Type: Chemical
| anion traces | chloride (Cl-): ≤1000 mg/kg |
| sulfate (SO42-): ≤500 mg/kg | |
| assay | ≥98.0% |
| cation traces | Ca: ≤50 mg/kg |
| Cd: ≤50 mg/kg | |
| Co: ≤50 mg/kg | |
| Cu: ≤50 mg/kg | |
| Fe: ≤50 mg/kg | |
| K: ≤300 mg/kg | |
| Na: ≤100 mg/kg | |
| Ni: ≤50 mg/kg | |
| Pb: ≤50 mg/kg | |
| Zn: ≤50 mg/kg | |
| density | 4.115 g/mL at 25 °C (lit.) |
| grade | purum p.a. |
| InChI | 1S/Cs.FH/h;1H/q+1;/p-1 |
| InChI key | XJHCXCQVJFPJIK-UHFFFAOYSA |
| mp | 682 °C (lit.) |
| Quality Level | 100  |
| SMILES string | [F-].[Cs+] |
| Application: | Reactant for: • Preparation of building blocks for synthesis of fluoroallylic compounds • Synthesis of alcohols via hydrolysis of alkyl silyl ethers at neutral pH in buffered mixed organic-aqueous solutions • Nucleophilic fluorination of alkynyliodonium salts to form fluorovinylic compounds • Nucleophilic aromatic substitution (SNAr) reactions |
| Application: | Used in the successful synthesis of a single-crystal Dion-Jacobson phase, CsLaTa2O7, that has applications in photocatalysis and superconductivity. |
| Other Notes: | Catalyst for the reaction of silyl enol ethers with carbonyl compounds |
| Symbol |    GHS05,GHS06,GHS08 |
| Signal word | Danger |
| Hazard statements | H301 + H311 + H331 - H315 - H318 - H361f |
| Precautionary statements | P201 - P280 - P301 + P310 + P330 - P302 + P352 + P312 - P304 + P340 + P311 - P305 + P351 + P338 + P310 |
| Hazard Codes | T |
| Risk Statements | 23/24/25-32-38-41-62 |
| Safety Statements | 26-36/37/39-45 |
| RIDADR | UN 3288 6.1 / PGIII |
| WGK Germany | WGK 2 |
| Flash Point(F) | Not applicable |
| Flash Point(C) | Not applicable |
| Supplemental Hazard Statements | EUH032 |
| Purity | ≥98.0% |
| mp | 682 °C (lit.) |
| Density | 4.115 g/mL at 25 °C (lit.) |
| UNSPSC | 12352302 |