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Sulfur Compounds (Thiols, Sulfides, Sulfonates)

2-Mercaptoethanesulfonic acid

Available on request

Buy 2-Mercaptoethanesulfonic acid (CAS 3375-50-6) from Zemixal: C2H6O3S2, COA and SDS with every lot, worldwide shipping.

Pack sizes
2-Mercaptoethanesulfonic acid chemical structure
CAS number3375-50-6
FormulaC2H6O3S2
Molar mass142.2 g/mol
InChIKeyZNEWHQLOPFWXOF-UHFFFAOYSA-N
IUPAC name2-sulfanylethanesulfonic acid

About 2-Mercaptoethanesulfonic acid

2-Mercaptoethanesulfonic acid is part of the Zemixal sulfur Compounds (Thiols, Sulfides, Sulfonates) range. For your records, the material is defined by CAS 3375-50-6, formula C2H6O3S2 and molar mass 142.2 g/mol.

Common uses in the lab and plant

  • Organic synthesis
  • API synthesis

Handling and storage

Hazard communication follows GHS (Danger: H314). Our SDS lists exposure controls and first-aid measures.

Standard pack sizes are 100 mg, 250 mg, 1 g and 5 g, and custom quantities are quoted on request. You receive a batch certificate of analysis and a 16-section SDS with each order. Request pricing online and we confirm availability, documentation and freight to your country.

Typical uses

  • Organic synthesis
  • API synthesis

Applications

Specifications and identifiers

Specifications of 2-Mercaptoethanesulfonic acid
Product name2-Mercaptoethanesulfonic acid
Catalogue numberZX-045971
CAS number3375-50-6
IUPAC name2-sulfanylethanesulfonic acid
Molecular formulaC2H6O3S2
Molar mass142.2 g/mol
Exact mass141.9758
XLogP3-0.6
H-bond donors / acceptors2 / 4
Topological polar surface area63.8 Ų
InChIKeyZNEWHQLOPFWXOF-UHFFFAOYSA-N
SMILESC(CS(=O)(=O)O)S
PubChem CID598
Synonymscoenzyme M, reduced coenzyme M, Mercaptoethanesulfonic acid, HS-CoM, reduced CoM, beta-Mercaptoethanesulfonic acid, 2-mercaptoethylsulfonate, 2-sulfanylethylsulfonate, 2-sulfanylethane-1-sulfonate, 2-Mercaptoethanesulphonic acid, Ethanesulfonic acid, 2-mercapto-, 2-Mercaptoethanesulfonic acid (ampule,3.0M inverted exclamation markA0.1M in H2O)

Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.

Safety and GHS hazards

GHS05 Corrosive
Corrosive

Signal word Danger

  • H314Causes severe skin burns and eye damage

Precautionary statements P260, P264, P280, P301 + P330 + P331, P302 + P361 + P354, P304 + P340, P305 + P354 + P338, P316, P321, P363, P405, P501

Classification summarised from public GHS notifications. It can vary with grade and concentration, so always follow the SDS supplied with your lot.

Pack sizes

Pack sizes of 2-Mercaptoethanesulfonic acid
100 mgQuoted on request
250 mgQuoted on request
1 gQuoted on request
5 gQuoted on request

Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.

Questions about 2-Mercaptoethanesulfonic acid

Which CAS number identifies 2-Mercaptoethanesulfonic acid?
2-Mercaptoethanesulfonic acid is registered under CAS 3375-50-6. You may also see it listed as coenzyme M, reduced coenzyme M, Mercaptoethanesulfonic acid. Our catalogue number for this item is ZX-045971.
What are the formula and molar mass of 2-Mercaptoethanesulfonic acid?
For 2-Mercaptoethanesulfonic acid, its formula is C2H6O3S2 and its molar mass is 142.2 g/mol. The systematic (IUPAC) name is 2-sulfanylethanesulfonic acid. InChIKey ZNEWHQLOPFWXOF-UHFFFAOYSA-N lets you match it in any structure database.
What grade and pack sizes are available for 2-Mercaptoethanesulfonic acid?
The grade and assay are confirmed on the quotation and the batch COA. Standard packs are 100 mg, 250 mg, 1 g, 5 g. Larger quantities and custom packing can be quoted on request.
Which documents come with 2-Mercaptoethanesulfonic acid?
Each lot ships with a batch certificate of analysis and a 16-section GHS safety data sheet. A typical COA or specification sheet can be shared with the quotation before you order.
Can Zemixal ship 2-Mercaptoethanesulfonic acid to my country?
Yes. Because 2-Mercaptoethanesulfonic acid is classed as hazardous, it travels in UN-approved packaging as dangerous goods under IATA or IMDG rules, with the export paperwork your broker needs.

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