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API Process Intermediates & Related Compounds

Isopropyl p-toluenesulfonate

Reference StandardIn stock

Buy Isopropyl p-toluenesulfonate (CAS 2307-69-9) from Zemixal. Lab and bulk packs, batch COA, fast global delivery. Catalogue no. ZX-012525.

Pack sizes
Isopropyl p-toluenesulfonate chemical structure
CAS number2307-69-9
FormulaC10H14O3S
Molar mass214.28 g/mol
Physical formSolid
InChIKeySDQCGKJCBWXRMK-UHFFFAOYSA-N
IUPAC namepropan-2-yl 4-methylbenzenesulfonate

About Isopropyl p-toluenesulfonate

Isopropyl p-toluenesulfonate is part of the Zemixal API Process Intermediates & Related Compounds range. Identity at a glance (Reference Standard): CAS 2307-69-9, formula C10H14O3S and molar mass 214.28 g/mol. It is handled as a solid.

Use cases we see most often

  • API route development
  • Impurity fate & purge studies
  • Analytical method development

Safe handling

It carries the GHS signal word Warning (H315, H319 and H335), so wear gloves and eye protection and work with good ventilation.

Available as 10 mg, 25 mg, 50 mg, 100 mg and 250 mg. Larger or split packs can be arranged. You receive a batch certificate of analysis and a 16-section SDS with each order. Send an enquiry through the quote panel and you get a formal offer with Incoterms and delivery time.

Reference standards for Succinylcholine

See every impurity, metabolite and related compound we list for this API.

Succinylcholine standards

Typical uses

  • API route development
  • Impurity fate & purge studies
  • Analytical method development

Applications

Pharmaceutical Manufacturing and QCResearch Labs and Universities

Specifications and identifiers

Specifications of Isopropyl p-toluenesulfonate
Product nameIsopropyl p-toluenesulfonate
Catalogue numberZX-012525
CAS number2307-69-9
IUPAC namepropan-2-yl 4-methylbenzenesulfonate
Molecular formulaC10H14O3S
Molar mass214.28 g/mol
Exact mass214.0664
GradeReference Standard
Physical formSolid
XLogP32.4
H-bond donors / acceptors0 / 3
Topological polar surface area51.8 Ų
InChIKeySDQCGKJCBWXRMK-UHFFFAOYSA-N
SMILESCC1=CC=C(C=C1)S(=O)(=O)OC(C)C
PubChem CID598985
SynonymsIsopropyl 4-methylbenzenesulfonate, Isopropyl p-Tosylate, 2-Propyl tosylate, 4-Methylbenzenesulfonic Acid 1-Methylethyl Ester, Isopropyl p-Methylbenzenesulfonate, Toluene-4-sulfonic acid isopropyl ester, isopropyl tosylate, Isopropyl toluene-4-sulphonate, Benzenesulfonic acid, 4-methyl-, 1-methylethyl ester, Isopropyl toluene-4-sulfonate, propan-2-yl 4-methylbenzene-1-sulfonate, methylethyl 4-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

  • H315Causes skin irritation
  • H319Causes serious eye irritation
  • H335May cause respiratory irritation

Precautionary statements P261, P264, P264 + P265, P271, P280, P302 + P352, P304 + P340, P305 + P351 + P338, P319, P321, 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 Isopropyl p-toluenesulfonate
10 mgQuoted on request
25 mgQuoted on request
50 mgQuoted on request
100 mgQuoted on request
250 mgQuoted on request
500 mgQuoted on request
1 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 Isopropyl p-toluenesulfonate

Which CAS number identifies Isopropyl p-toluenesulfonate?
Isopropyl p-toluenesulfonate is registered under CAS 2307-69-9. You may also see it listed as Isopropyl 4-methylbenzenesulfonate, Isopropyl p-Tosylate, 2-Propyl tosylate. Our catalogue number for this item is ZX-012525.
What are the formula and molar mass of Isopropyl p-toluenesulfonate?
For Isopropyl p-toluenesulfonate, its formula is C10H14O3S and its molar mass is 214.28 g/mol. The systematic (IUPAC) name is propan-2-yl 4-methylbenzenesulfonate. InChIKey SDQCGKJCBWXRMK-UHFFFAOYSA-N lets you match it in any structure database.
How is Isopropyl p-toluenesulfonate used in pharmaceutical QC?
Isopropyl p-toluenesulfonate is a characterised reference material linked to Succinylcholine. Laboratories use it to identify and quantify this impurity during method development and validation, stability work, batch release testing and regulatory submissions.
What grade and pack sizes are available for Isopropyl p-toluenesulfonate?
This listing is Reference Standard grade. Standard packs are 10 mg, 25 mg, 50 mg, 100 mg, 250 mg, 500 mg. Larger quantities and custom packing can be quoted on request.
Which documents come with Isopropyl p-toluenesulfonate?
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 Isopropyl p-toluenesulfonate to my country?
Yes. Because Isopropyl p-toluenesulfonate 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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