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35103-79-8 molecular structure
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caesium(1+) ion oxidanide

ChemBase ID: 102360
Molecular Formular: CsO
Molecular Mass: 148.90485
Monoisotopic Mass: 148.90036562
SMILES and InChIs

SMILES:
[OH-].[Cs+]
Canonical SMILES:
[OH-].[Cs+]
InChI:
InChI=1S/Cs.H2O/h;1H2/q+1;/p-1
InChIKey:
HUCVOHYBFXVBRW-UHFFFAOYSA-M

Cite this record

CBID:102360 http://www.chembase.cn/molecule-102360.html

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NAMES AND DATABASE IDS

NAMES AND DATABASE IDS

Names Database IDs
IUPAC name
caesium(1+) ion oxidanide
caesium(1+) ion hydroxide
IUPAC Traditional name
caesium(1+) OH-
caesium(1+) ion hydroxide
caesium(1+) ion oxidanide
Synonyms
Cesium Hydrate
Cesium Hydroxide Dimer
CESIUM HYDROXIDE OPTICAL GRADE
Cesium hydroxide solution
Cesium hydroxide hydrate
Cesium hydroxide
Caesium hydroxide
CESIUM HYDROXIDE
Cesium hydroxide monohydrate
氢氧化铯 溶液
氢氧化铯水合物
氢氧化铯
一水合氢氧化铯
氢氧化铯 一水合物
CAS Number
35103-79-8
12260-45-6
21351-79-1
EC Number
244-344-1
MDL Number
MFCD00149664
MFCD00010964
Merck Index
142013
PubChem SID
24852606
24880042
24853873
24853875
162088647
24873911
PubChem CID
62750
CHEBI ID
33988
Chemspider ID
56494
Wikipedia Title
Caesium_hydroxide

CALCULATED PROPERTIES

CALCULATED PROPERTIES

JChem
Acid pKa 15.7  H Acceptors
H Donor LogD (pH = 5.5) -0.652 
LogD (pH = 7.4) -0.652  Log P -0.652 
Molar Refractivity 13.9149 cm3 Polarizability 1.1434737 Å3
Polar Surface Area 0.0 Å2 Rotatable Bonds
Lipinski's Rule of Five true 

PROPERTIES

PROPERTIES

Physical Property Safety Information Product Information Bioassay(PubChem)
Solubility
300 g/100 mL at 30 °C in water expand Show data source
Soluble in ethanol expand Show data source
Apperance
Crystalline expand Show data source
liquid expand Show data source
Liquid expand Show data source
powder expand Show data source
Whitish-yellow deliquescent crystals expand Show data source
Melting Point
205-206°C expand Show data source
272 °C(lit.) expand Show data source
272.3°C expand Show data source
273°C expand Show data source
342.3 °C expand Show data source
Flash Point
Non flammable expand Show data source
Density
1.72 g/mL at 25 °C expand Show data source
1.870 expand Show data source
3.675 g/cm3 expand Show data source
3.675 g/ml expand Show data source
3.68 g/mL at 25 °C(lit.) expand Show data source
pKb
-1.76 expand Show data source
Heat Capacity
69.9 J·mol-1·K-1 expand Show data source
Std enthalpy of formation
−416.2 kJ·mol-1 expand Show data source
Std molar entropy
104.2 J·K−1·mol−1 expand Show data source
Storage Condition
Room Temperature (15-30°C) expand Show data source
Storage Warning
Air Sensitive expand Show data source
Air Sensitive & Hygroscopic expand Show data source
RTECS
FK9800000 expand Show data source
European Hazard Symbols
Corrosive Corrosive (C) expand Show data source
X expand Show data source
Harmful Harmful (Xn) expand Show data source
UN Number
2681 expand Show data source
2682 expand Show data source
UN2681 expand Show data source
UN2682 expand Show data source
UN3262 expand Show data source
MSDS Link
Download expand Show data source
Download expand Show data source
Download expand Show data source
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German water hazard class
1 expand Show data source
3 expand Show data source
Hazard Class
8 expand Show data source
Packing Group
2 expand Show data source
II expand Show data source
Australian Hazchem
2X expand Show data source
Risk Statements
22-34 expand Show data source
22-35 expand Show data source
R:22-34 expand Show data source
Safety Statements
20-26-36/37/39-45 expand Show data source
20-26-36/37/39-45-60 expand Show data source
26-36/37/39-45 expand Show data source
26-36/37/39-45-60 expand Show data source
S:26-27/28-36/37/39-46-64 expand Show data source
EU Classification
C10 expand Show data source
EU Hazard Identification Number
8B expand Show data source
Emergency Response Guidebook(ERG) Number
157 expand Show data source
TSCA Listed
expand Show data source
expand Show data source
EU Index
Not listed expand Show data source
GHS Pictograms
GHS05 expand Show data source
GHS06 expand Show data source
GHS07 expand Show data source
GHS Signal Word
Danger expand Show data source
GHS Hazard statements
H301-H314-H318 expand Show data source
H302-H314 expand Show data source
H314-H318-H302 expand Show data source
GHS Precautionary statements
P260-P301+P310-P303+P361+P353-P305+P351+P338-P405-P501A expand Show data source
P260-P303+P361+P353-P305+P351+P338-P301+P330+P331-P405-P501A expand Show data source
P280-P305 + P351 + P338-P310 expand Show data source
Personal Protective Equipment
Eyeshields, Faceshields, full-face particle respirator type N100 (US), Gloves, respirator cartridge type N100 (US), type P1 (EN143) respirator filter, type P3 (EN 143) respirator cartridges expand Show data source
RID/ADR
UN 2681 8/PG 2 expand Show data source
UN 2682 8/PG 2 expand Show data source
Purity
≥95.0% (T) expand Show data source
50% w/w aq. soln., 99% (metals basis) expand Show data source
50% w/w aq. soln., 99.9% (metals basis) expand Show data source
96%; cesium carbonate <5% expand Show data source
99% trace metals basis (purity determined on metals basis) expand Show data source
99.8% expand Show data source
99.9% expand Show data source
99.9% (metals basis) expand Show data source
99.9% trace metals basis expand Show data source
99.95% trace metals basis expand Show data source
Concentration
50 wt. % in H2O expand Show data source
Grade
OPTICAL expand Show data source
technical grade expand Show data source
Certificate of Analysis
Download expand Show data source
Download expand Show data source
Impurities
~5% cesium carbonate expand Show data source
<5% Cs2CO3 expand Show data source
Linear Formula
CsOH expand Show data source
Empirical Formula (Hill Notation)
HCsO · H2O expand Show data source

DETAILS

DETAILS

MP Biomedicals MP Biomedicals Wikipedia Wikipedia Sigma Aldrich Sigma Aldrich
MP Biomedicals - 05215770 external link
MP Biomedicals Rare Chemical collection
MP Biomedicals - 02101328 external link
Optical Grade
Purity: 99.8%
Prepared particularly for density gradient work.
Sigma Aldrich - 232041 external link
Frequently Asked Questions
Live Chat and Frequently Asked Questions are available for this Product.
Packaging
10, 50, 200 g in poly bottle
Application
Used to make porous cesium titanosilicates, potential ion-exchange materials for cleanup of radioactive wastes.1
Sigma Aldrich - 516988 external link
Packaging
5, 25 g in poly bottle
Sigma Aldrich - 562513 external link
Packaging
1 kg in poly bottle
Sigma Aldrich - 562505 external link
Packaging
1, 5 kg in poly bottle
Sigma Aldrich - 232068 external link
Packaging
100, 500 g in poly bottle
Sigma Aldrich - 21000 external link
Packaging
10, 50, 250 g in poly bottle

REFERENCES

REFERENCES

From Suppliers Google Scholar IconGoogle Scholar PubMed iconPubMed Google Books IconGoogle Books
  • • Superior base for catalytic alkynylation of aldehydes and ketones with 1-alkynes: Angew. Chem. Int. Ed., 38, 1463 (1999). Promotes the chemoselective N-monoalkylation of primary amines with alkyl bromides in DMF: Org. Lett., 1, 1893 (1999). Under similar conditions, with the addition of Bu4NI, alcohols are converted to ethers: Tetrahedron Lett., 40, 1843 (1999).
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PATENTS

PATENTS

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INTERNET

INTERNET

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