13400-13-0

Name Caesium fluoride
CAS 13400-13-0
EINECS(EC#) 236-487-3
Molecular Formula CsF
MDL Number MFCD00010960
Molecular Weight 151.9
MOL File 13400-13-0.mol
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Chemical Properties

Appearance WHITE POWDER
Melting point  682 °C(lit.)
Boiling point  1251 °C
density  4.115 g/mL at 25 °C(lit.)
vapor pressure  0Pa at 25℃
Fp  1251°C
storage temp.  0-6°C
solubility  H2O: 3 M at 20 °C, clear, colorless
form  Powder/Lump
color  White
Specific Gravity 4.115
PH 6.5-7.5 (25℃, 3M in H2O)
Water Solubility  369 g/100 mL (18 ºC)
Crystal Structure NaCl type
Sensitive  Hygroscopic
λmax λ: 260 nm Amax: 0.05
λ: 280 nm Amax: 0.05
crystal system Cube
Merck  14,2012
Space group Fm3m
Lattice constant
a/nmb/nmc/nmα/oβ/oγ/oV/nm3
0.6020.6020.6029090900.2182
Exposure limits ACGIH: TWA 2.5 mg/m3
NIOSH: IDLH 250 mg/m3; TWA 2.5 mg/m3
Stability: hygroscopic
InChI 1S/Cs.FH/h;1H/q+1;/p-1
InChIKey XJHCXCQVJFPJIK-UHFFFAOYSA-M
SMILES [F-].[Cs+]
LogP 0.23 at 20℃
CAS DataBase Reference 13400-13-0(CAS DataBase Reference)
NIST Chemistry Reference Cesium fluoride(13400-13-0)
EPA Substance Registry System 13400-13-0(EPA Substance)
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Safety Data

Symbol(GHS)  Corrosion (GHS05)Exclamation Mark (GHS07)Health Hazard (GHS08)
GHS05,GHS07,GHS08
Signal word  Danger
Hazard statements  H302-H318-H361d-H373-H412
Precautionary statements  P202-P273-P280-P301+P312-P305+P351+P338-P308+P313
Hazard Codes  T,C
Risk Statements 
R23/24/25:Toxic by inhalation, in contact with skin and if swallowed .
R34:Causes burns.
Safety Statements 
S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .
S36/37/39:Wear suitable protective clothing, gloves and eye/face protection .
S45:In case of accident or if you feel unwell, seek medical advice immediately (show label where possible) .
RIDADR  UN 2923 8/PG 2
WGK Germany  3
RTECS  FK9650000
F  3-10
Hazard Note  Corrosive
TSCA  T
HazardClass  6.1
PackingGroup  III
HS Code  28261990
Storage Class 11 - Combustible Solids
Hazard Classifications Acute Tox. 4 Oral
Aquatic Chronic 3
Eye Dam. 1
Repr. 2
STOT RE 2
Safety Profile
A poison. Incompatible with benzenediazonium tetrafluoroborate and difluoroamine. When heated to decomposition it emits toxic fumes of F-.

Hazard Information

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