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API Impurities

Ethyl Ortho toluene sulfonate

Reference StandardAvailable on request

Buy Ethyl Ortho toluene sulfonate (CAS 59222-96-7) from Zemixal. Lab and bulk packs, batch COA, fast global delivery. Quotes within one business day.

Pack sizes
Ethyl Ortho toluene sulfonate chemical structure
CAS number59222-96-7
FormulaC9H12O3S
Molar mass200.26 g/mol
Physical formSolid
HS code38229090
InChIKeyLQCJGDKXBVRTKR-UHFFFAOYSA-N
IUPAC nameethyl 2-methylbenzenesulfonate

About Ethyl Ortho toluene sulfonate

Ethyl Ortho toluene sulfonate sits in our API Impurities section and ships worldwide from stock or short lead time. Identity at a glance (Reference Standard): CAS 59222-96-7, formula C9H12O3S and molar mass 200.26 g/mol. It is handled as a solid.

Where it is used

  • Analytical method development
  • Method validation (AMV)
  • QC release testing
  • ANDA / DMF filings

Storage and safety notes

Hazard communication follows GHS (Warning: H302, H315, H319 and H335). Our SDS lists exposure controls and first-aid measures.

Standard pack sizes are 10 mg, 25 mg, 50 mg and 100 mg, and custom quantities are quoted on request. Each lot travels with a certificate of analysis with characterisation data. Request pricing online and we confirm availability, documentation and freight to your country.

Typical uses

  • Analytical method development
  • Method validation (AMV)
  • QC release testing
  • ANDA / DMF filings

Applications

Pharmaceutical Manufacturing and QCResearch Labs and Universities

Specifications and identifiers

Specifications of Ethyl Ortho toluene sulfonate
Product nameEthyl Ortho toluene sulfonate
Catalogue numberZX-045653
CAS number59222-96-7
IUPAC nameethyl 2-methylbenzenesulfonate
Molecular formulaC9H12O3S
Molar mass200.26 g/mol
Exact mass200.0507
GradeReference Standard
Physical formSolid
XLogP31.9
H-bond donors / acceptors0 / 3
Topological polar surface area51.8 Ų
HS code38229090
InChIKeyLQCJGDKXBVRTKR-UHFFFAOYSA-N
SMILESCCOS(=O)(=O)C1=CC=CC=C1C
PubChem CID100987
SynonymsEthyl o-toluenesulphonate, Benzenesulfonic acid, 2-methyl-, ethyl ester, Ethyl 2-methylbenzene-1-sulfonate, Ethyl2-methylbenzenesulfonate, Ethyl 2-methylbenzenesulfonate #

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

Safety and GHS hazards

GHS07 Irritant or harmful
Irritant or harmful

Signal word Warning

  • H302Harmful if swallowed
  • H315Causes skin irritation
  • H319Causes serious eye irritation
  • H335May cause respiratory irritation

Precautionary statements P261, P264, P264 + P265, P270, P271, P280, P301 + P317, P302 + P352, P304 + P340, P305 + P351 + P338, P319, P321, P330, P332 + P317, P337 + P317, P362 + P364, P403 + P233, 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 Ethyl Ortho toluene sulfonate
10 mgQuoted on request
25 mgQuoted on request
50 mgQuoted on request
100 mgQuoted on request

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

Questions about Ethyl Ortho toluene sulfonate

Which CAS number identifies Ethyl Ortho toluene sulfonate?
Ethyl Ortho toluene sulfonate is registered under CAS 59222-96-7. You may also see it listed as Ethyl o-toluenesulphonate, Benzenesulfonic acid, 2-methyl-, ethyl ester, Ethyl 2-methylbenzene-1-sulfonate. Our catalogue number for this item is ZX-045653.
What are the formula and molar mass of Ethyl Ortho toluene sulfonate?
For Ethyl Ortho toluene sulfonate, its formula is C9H12O3S and its molar mass is 200.26 g/mol. The systematic (IUPAC) name is ethyl 2-methylbenzenesulfonate. InChIKey LQCJGDKXBVRTKR-UHFFFAOYSA-N lets you match it in any structure database.
What grade and pack sizes are available for Ethyl Ortho toluene sulfonate?
This listing is Reference Standard grade. Standard packs are 10 mg, 25 mg, 50 mg, 100 mg. Larger quantities and custom packing can be quoted on request.
Which documents come with Ethyl Ortho toluene sulfonate?
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 Ethyl Ortho toluene sulfonate to my country?
Yes. Because Ethyl Ortho toluene sulfonate 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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