Cesium methanesulfonate, 98%, Thermo Scientific Chemicals

Product Code	Brand	Quantity	Packaging
11905891	Thermo Scientific Acros 431580050	5 g	Glass bottle
11935891	Thermo Scientific Acros 431580250	25 g	Glass bottle

Description

This Thermo Scientific Chemicals brand product was originally part of the Acros Organics product portfolio. Some documentation and label information may refer to the legacy brand. The original Acros Organics product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

Chemical Identifiers

• CAS: 2550-61-0
• Molecular Weight (g/mol): 228
• Synonym: cesium methanesulfonate, csmes, csmsf, methanesulfonic acid cesium salt, caesium 1+ ion mesylate, cesium methanesulfonate used in patch clamp techniques, cesium methanesulfonate, used in patch clamp techniques
• IUPAC Name: cesium;methanesulfonate

• Molecular Formula: CH₃CsO₃S
• InChI Key: DJKJXRLREATOMF-UHFFFAOYSA-M
• PubChem CID: 5148066
• SMILES: CS(=O)(=O)[O-].[Cs+]

Specifications

• Melting Point: 262.0°C to 264.0°C
• Color: White
• Assay Percent Range: 98%
• Synonym: cesium methanesulfonate, csmes, csmsf, methanesulfonic acid cesium salt, caesium 1+ ion mesylate, cesium methanesulfonate used in patch clamp techniques, cesium methanesulfonate, used in patch clamp techniques
• InChI Key: DJKJXRLREATOMF-UHFFFAOYSA-M
• IUPAC Name: cesium;methanesulfonate
• PubChem CID: 5148066
• Percent Purity: 98%
• Chemical Name or Material: Cesium methanesulfonate

• CAS: 2550-61-0
• Physical Form: Powder
• Molecular Formula: CH₃CsO₃S
• Solubility Information: (5% in water) Clear colorless
• SMILES: CS(=O)(=O)[O-].[Cs+]
• Molecular Weight (g/mol): 228
• Formula Weight: 228
• Infrared Spectrum: Authentic

Safety and Handling

GHS H Statement:
Causes skin irritation.
Causes serious eye irritation.
May cause respiratory irritation.

GHS P Statement:
Avoid breathing dust/fume/gas/mist/vapors/spray.
IF ON SKIN: Wash with plenty of soap and water.
Wear protective gloves/protective clothing/eye protection/face protection.
IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.

WARNING: The information provided on this web site was developed in compliance with European Union (EU) regulations and is correct to the best of our knowledge, information and belief at the date of its publication. The information given is designed only as a guide for safe handling and use. It is not to be considered as either a warranty or quality specification.

GHS Signal Word: Warning

Product Identifier

• Cesium methanesulfonate

Signal Word

• Warning

Hazard Category

• Serious eye damage/eye irritation Category 2
• Skin corrosion/irritation Category 2
• Specific target organ toxicity Category 3

Hazard Statement

• H319-Causes serious eye irritation.
• H335-May cause respiratory irritation.
• H315-Causes skin irritation.

Precautionary Statement

• P261-Avoid breathing dust/fume/gas/mist/vapours/spray.
• P280-Wear protective gloves/protective clothing/eye protection/face protection.
• P302+P352-IF ON SKIN: Wash with plenty of water/.
• P305+P351+P338-IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.

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RUO – Research Use Only