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2550-61-0 molecular structure
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caesium(1+) ion methanesulfonate

ChemBase ID: 133683
Molecular Formular: CH3CsO3S
Molecular Mass: 228.00317
Monoisotopic Mass: 227.88574096
SMILES and InChIs

SMILES:
CS(=O)(=O)[O-].[Cs+]
Canonical SMILES:
[O-]S(=O)(=O)C.[Cs+]
InChI:
InChI=1S/CH4O3S.Cs/c1-5(2,3)4;/h1H3,(H,2,3,4);/q;+1/p-1
InChIKey:
DJKJXRLREATOMF-UHFFFAOYSA-M

Cite this record

CBID:133683 http://www.chembase.cn/molecule-133683.html

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NAMES AND DATABASE IDS

NAMES AND DATABASE IDS

Names Database IDs
IUPAC name
caesium(1+) ion methanesulfonate
IUPAC Traditional name
caesium(1+) ion mesylate
Synonyms
CsMSF
CsMeS
Methanesulfonic acid cesium salt
Cesium methanesulfonate
CAS Number
2550-61-0
MDL Number
MFCD00075523
PubChem SID
24892412
24862942
162227960
PubChem CID
5148066

DATA SOURCES

DATA SOURCES

All Sources Commercial Sources Non-commercial Sources
Data Source Data ID
PubChem 5148066 external link

CALCULATED PROPERTIES

CALCULATED PROPERTIES

JChem
Acid pKa -1.6106497  H Acceptors
H Donor LogD (pH = 5.5) -3.3367643 
LogD (pH = 7.4) -3.3367722  Log P -0.9603736 
Molar Refractivity 15.4098 cm3 Polarizability 7.302348 Å3
Polar Surface Area 57.2 Å2 Rotatable Bonds
Lipinski's Rule of Five true 

PROPERTIES

PROPERTIES

Physical Property Safety Information Product Information Bioassay(PubChem)
Melting Point
262-264 °C(lit.) expand Show data source
European Hazard Symbols
Irritant Irritant (Xi) expand Show data source
MSDS Link
Download expand Show data source
German water hazard class
3 expand Show data source
Risk Statements
36/37/38 expand Show data source
Safety Statements
26-36 expand Show data source
GHS Pictograms
GHS07 expand Show data source
GHS Signal Word
Warning expand Show data source
GHS Hazard statements
H315-H319-H335 expand Show data source
GHS Precautionary statements
P261-P305 + P351 + P338 expand Show data source
Personal Protective Equipment
dust mask type N95 (US), Eyeshields, Gloves expand Show data source
Purity
98% expand Show data source
Linear Formula
CH3O3SCs expand Show data source

DETAILS

DETAILS

Sigma Aldrich Sigma Aldrich
Sigma Aldrich - C1426 external link
包装
5, 25 g in glass bottle
Application
Cesium methanesulfonate is used as a component of intracellular recording solutions of electrodes for patch clamp techniques in cell electrophysiology studies.1,2,3 Cesium methanesulfonate is used as an current carrier as cesium acts as a potassium (K+) channel blocker,4 while methanesulfonate is not transported through chloride (Cl-) channels.5
Sigma Aldrich - 368903 external link
Packaging
25 g in glass bottle

REFERENCES

REFERENCES

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PATENTS

PATENTS

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INTERNET

INTERNET

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