Methyl sulfate sodium salt
Methyl sulfate sodium salt (CAS: 512-42-5), with the chemical formula CH3OSO3Na and a molecular weight of 134.09 g/mol, is a key organic sulfur compound. Utilised as a reactant and reagent, it plays a crucial role in various chemical syntheses and research applications, including nanomaterial studies, radical ion investigations, and the development of pharmaceutical intermediates. Its specific chemical properties make it valuable in specialised laboratory settings.
- IUPAC
- Monomethyl ester sulfuric acid sodium salt,Sodium methyl sulfate

Nanomaterial Formation Studies
Serves as a reactant in the investigation of lamellar structure formation within hybrid nanomaterials synthesised via miniemulsion techniques.
Radical Ion Research
Employed as a reference compound in Electron Paramagnetic Resonance (EPR) studies of radical ions generated radiolytically from ionic liquids.
Pharmaceutical Intermediate Synthesis
Utilised in the synthesis of hydroxyanilino quinolines, which are investigated for their potential as RET kinase inhibitors.
Micellar Hydrolysis and Self-Assembly
Investigated for its rate-retarding effects on the hydrolysis of substituted 1-benzoyl-1,2,4-triazoles and for its role in the self-assembly and microstructure of mixed micelles.
| Molecular weight | 134.09 |
|---|---|
| Linear formula | CH3OSO3Na |
| Impurities tested | <5% water |
| Application | Reactant or reagent involved in:• Studying lamellar structure formation in hybrid nanomaterials created by miniemulsion1• EPR studies of radical ions radiolytically generated from ionic liquids, used as a reference2• Synthesis of hydroxyanilino quinolines for use as RET kinase inhibitors3• Micellular studies specifically the rate-retarding effects on hydrolysis of substituted 1-benzoyl-1,2,4-triazoles4 and self-assembly / microstructure of mixed micelles5 |
| Melting point | 210 °C(lit.) |

Hazard statements
- H302Harmful if swallowed
- H315Causes skin irritation
- H332Harmful if inhaled
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 20/22-37/38 |
| Safety statements (S) | 23-45 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is Methyl sulfate sodium salt used for?
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Methyl sulfate sodium salt is used as a reactant or reagent in various applications, including studies of lamellar structure formation in hybrid nanomaterials, EPR studies of radical ions, synthesis of hydroxyanilino quinolines for potential kinase inhibitors, and micellar studies involving hydrolysis and self-assembly.
What are the CAS number and formula for Methyl sulfate sodium salt?
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The CAS number is 512-42-5, and the chemical formula is CH3OSO3Na.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Methyl sulfate sodium salt with impurities of <3% methanol and <5% water. We do not represent this product as USP, BP, or EP grade.
How should Methyl sulfate sodium salt be handled safely?
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Handle Methyl sulfate sodium salt with appropriate personal protective equipment, including a dust mask (type N95), eyeshields, and gloves. Avoid breathing dust and ensure adequate ventilation. Refer to the Safety Data Sheet for full handling instructions.
Is Methyl sulfate sodium salt exported globally by TSS?
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Yes, Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals, including Methyl sulfate sodium salt.
How can I request a sample or quote for Methyl sulfate sodium salt?
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Please contact our sales team directly through the website or by phone to request a sample or a quotation for Methyl sulfate sodium salt.
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