Tech Serve Solutions

Methanesulfonic acid

CAS 75-75-2CH3SO3HAcids & Bases

Methanesulfonic acid (CAS 75-75-2), molecular formula CH3SO3H, is a high-purity chemical supplied by Tech Serve Solutions for acids & bases applications, to pharmacopoeia specification (USP, BP, EP). Every batch is tested and ships with a Certificate of Analysis; MSDS and technical data sheets are available on request. Tech Serve Solutions has supplied laboratory reagents, fine chemicals and pharmaceutical intermediates worldwide since 1998.

Methanesulfonic acid
AcidsAcids & BasesChemical SynthesisOrganic AcidsSynthetic Reagents
01 /Properties
Molecular weight96.11
Linear formulaCH3SO3H
Boiling point167 °C/10 mmHg(lit.)
Density1.481 g/mL at 25 °C(lit.)
Refractive indexn20/D 1.429(lit.)n20/D 1.429
Concentration~70% in H2O
Vapour pressure1 mmHg (20 °C)
Melting point17-19 °C(lit.)
Vapour density3.3 (vs air)
Storage temperature2-8°C
02 /Safety & handling
Corrosive
Corrosive
Harmful / irritant
Harmful / irritant
Danger

Hazard statements

  • H290May be corrosive to metals
  • H302Harmful if swallowed
  • H314Causes severe skin burns and eye damage

Precautionary statements

  • P280Wear protective gloves, clothing and eye/face protection
  • P305IF IN EYES
  • P310Immediately call a POISON CENTER or doctor
Protective equipmentFaceshields, full-face respirator (US), Gloves, Goggles, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter
Flash point189 °C / 372.2 °F
Transport (UN / ADR)UN 3265 8 / PGII
Water hazard class (WGK, DE)1
Hazard codes (EU)C
Risk statements (R)21/22-34
Safety statements (S)26-36-45

Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.

03 /Identifiers & registry
CAS number
75-75-2
MDL number
MFCD00007518
PubChem substance
24873902
Beilstein registry
1446024
04 /Additional specifications
Uv Absorptionλ: 240-320 nm Amax: <0.4
05 /Quality & supply

Documentation

Supplied to USP, BP and EP standards. Every batch ships with a Certificate of Analysis (assay, identity, purity); MSDS 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.

06 /Frequently asked questions

What is Methanesulfonic acid?

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Methanesulfonic acid (CAS 75-75-2), molecular formula CH3SO3H, is a high-purity chemical supplied by Tech Serve Solutions for acids & bases applications, to USP, BP and EP standards.

What grades of Methanesulfonic acid does Tech Serve Solutions supply?

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Tech Serve Solutions supplies Methanesulfonic acid in USP, BP, EP and reagent/AR grades. Custom specifications for nutraceutical or specialty pharmaceutical applications are available — contact our technical sales team.

What is the CAS number and molecular formula of Methanesulfonic acid?

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Methanesulfonic acid has CAS number 75-75-2 and molecular formula CH3SO3H. Full specifications appear in the table above and in the Certificate of Analysis.

What is the typical minimum order quantity and lead time for Methanesulfonic acid?

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Sample quantities are available for technical evaluation; bulk MOQ depends on grade and packaging. In-stock material typically ships in 7–10 working days; custom-spec orders take 3–4 weeks. Tech Serve Solutions ships worldwide with full export documentation.

Do you provide a Certificate of Analysis (CoA) with each shipment?

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Yes. Every batch of Methanesulfonic acid ships with a Certificate of Analysis covering assay, identity and purity tests, plus pharmacopoeia conformance where applicable. MSDS and TDS documents are available on request before order placement.

How should Methanesulfonic acid be stored?

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Store Methanesulfonic acid in its original sealed container in a cool, dry place away from direct sunlight and incompatible materials, in line with the storage guidance on the Safety Data Sheet. Reseal between dispensings.

What is Methanesulfonic acid used for?

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Methanesulfonic acid is used in acids & bases applications across pharmaceutical, research and industrial settings. Our technical team can advise on suitability for your specific process.

How do I request a quote for Methanesulfonic acid?

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Request a quote with your required grade, quantity and destination via https://www.techservesolutions.in/contact or email info@techservesolutions.in. We respond with specifications, a Certificate of Analysis and pricing.

Need Methanesulfonic acid in a specific grade or volume?

Request a quote