Molekula
Methanesulfonic acid sodium salt for IPC
Supplying 4,500+ customers in over 80 countries
ISO 9001:2015 & ISO 14001:2015 certified · Supplying laboratories and industry since 2000 · Listed pack sizes are a starting point — we manufacture, source and repack to the quantity you need
Methanesulfonic acid sodium salt (CAS 2386-57-4) is a highly soluble organic salt used in photoresist formulations, in electroplating, and as an ion-pairing reagent in ion-pair chromatography (IPC) for HPLC. It provides strong ionic conductivity and thermal stability under mild conditions. This chemical has the molecular formula CH3NaO3S and a molecular weight of 118.09 g/mol. It is stored safely at ambient temperatures and carries a Warning signal word under GHS classification. Molekula supplies methanesulfonic acid sodium salt from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Example image for illustration only. Other packaging and pack sizes are available.
Pricing & pack sizes
Pack sizes & pricing
Pricing on request — packs available from research to bulk quantities.
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Specifications
| Property | Value |
|---|---|
| Appearance | White / offwhite powder |
| Assay | ≥99.0% |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Acidity | Neutral |
Identification
| Property | Value |
|---|---|
| SKU | 90034314 |
| CAS Number | 2386-57-4 |
| IUPAC Name | sodium methanesulfonate |
| EC Number | 219-203-2 |
| Molecular Formula | CH3NaO3S |
| Molecular Weight | 118.09 |
| Exact Mass | 117.9701 |
| SMILES | CS(=O)(=O)[O-].[Na+] |
| InChIKey | KKVTYAVXTDIPAP-UHFFFAOYSA-M |
| InChI | InChI=1S/CH4O3S.Na/c1-5(2,3)4;/h1H3,(H,2,3,4);/q;+1/p-1 |
| PubChem CID | 638112 |
| REACH Code | Y110 |
| TSCA Listed | Yes |
| HTS Code | 29041050 |
| Tariff Code | 2904100090 |
Safety & GHS
-
Health Hazard
GHS07
Hazard statements
- H315 Causes skin irritation
- H319 Causes serious eye irritation
- H335 May cause respiratory irritation
Precautionary statements
- P261 Avoid breathing dust/fume/gas/mist/vapours/spray
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P302+352 IF ON SKIN: Wash with soap and water
- P304+340 IF INHALED: Remove victim to fresh air and keep at rest in a position comfortable for breathing
- P305+351+338 IF IN EYES: Rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing
Documents
Safety Data Sheets (SDS)
Available in English, English (US), French, German, Italian, Spanish.
Certificate of Analysis (CoA) by batch
Enter a lot or batch number to retrieve the CoA for that specific batch. We can generate one from spec data if no PDF is on file.
Synonyms
- CH3NaO3S
- Methanesulfonic acid, sodium salt
- Methanesulfonic acid, sodium salt (1:1)
- Methyl mercaptan sodium
- Methylsulfonic acid sodium salt
- sodium mesylate
- Sodium methanesulfonate
- Sodium methanesulphonate
- Sodium methyl sulfonate
Frequently asked questions
What is methanesulfonic acid sodium salt used for in IPC (ion-pair chromatography) applications?
This grade is used as an ion-pairing reagent in ion-pair chromatography (HPLC). It is also used as an electrolyte in electrochemical processes.
What is the chemical formula and molecular weight of methanesulfonic acid sodium salt?
The chemical formula is CH₃NaO₃S, and the molecular weight is 118.09 g/mol.
What safety classification does this product have, and how should it be handled?
The product has a Signal Word: Warning, indicating moderate hazard. Handle with standard lab safety precautions, including gloves and eye protection.
What grades or purities of methanesulfonic acid sodium salt does Molekula supply?
Molekula supplies this product in analytical and technical grades, suitable for IPC applications requiring consistent purity.
Can Molekula supply methanesulfonic acid sodium salt in bulk quantities for industrial use?
Yes, Molekula can provide bulk quantities upon request, subject to availability and order specifications.
What documentation is provided with an order of methanesulfonic acid sodium salt?
Each order includes a Certificate of Analysis (CoA), Material Safety Data Sheet (MSDS), and batch-specific documentation for traceability.
Ready to order or need a custom pack?
Tell us the product, grade, and quantity — Molekula usually responds within one working day with pricing and lead time.