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Sulfur Compounds (Thiols, Sulfides, Sulfonates)

n-Butyl tosylate

Available on request

Order n-Butyl tosylate (CAS 778-28-9) online at Zemixal: C11H16O3S, COA and SDS with every lot, worldwide shipping. Packs from 100 mg.

Pack sizes
n-Butyl tosylate chemical structure
CAS number778-28-9
FormulaC11H16O3S
Molar mass228.31 g/mol
InChIKeyQYJXDIUNDMRLAO-UHFFFAOYSA-N
IUPAC namebutyl 4-methylbenzenesulfonate

About n-Butyl tosylate

Researchers and plant chemists source n-Butyl tosylate from Zemixal for routine and specialised work. Identity at a glance: CAS 778-28-9, formula C11H16O3S and molar mass 228.31 g/mol.

Typical applications

  • Organic synthesis
  • API synthesis

Storage and safety notes

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

Order it in 100 mg, 250 mg, 1 g and 5 g packs or ask for a bulk quotation. Each lot travels with a batch certificate of analysis and a 16-section SDS. Request pricing online and we confirm availability, documentation and freight to your country.

Typical uses

  • Organic synthesis
  • API synthesis

Applications

Pharmaceutical Manufacturing and QCResearch Labs and Universities

Specifications and identifiers

Specifications of n-Butyl tosylate
Product namen-Butyl tosylate
Catalogue numberZX-041025
CAS number778-28-9
IUPAC namebutyl 4-methylbenzenesulfonate
Molecular formulaC11H16O3S
Molar mass228.31 g/mol
Exact mass228.082
XLogP32.7
H-bond donors / acceptors0 / 3
Topological polar surface area51.8 Ų
InChIKeyQYJXDIUNDMRLAO-UHFFFAOYSA-N
SMILESCCCCOS(=O)(=O)C1=CC=C(C=C1)C
PubChem CID13066
SynonymsButyl p-toluenesulfonate, Butyl tosylate, Butyl p-methylbenzenesulfonate, Benzenesulfonic acid, 4-methyl-, butyl ester, Butyl-p-toluenesulfonate, Butyl toluene-4-sulphonate, p-Toluene sulfonic acid, butyl ester, Butyl ptosylate, Butylptoluenesulfonate, nButyl ptoluenesulfonate, Butyl toluene4sulphonate, Butyl pmethylbenzenesulfonate

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 n-Butyl tosylate
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 n-Butyl tosylate

Which CAS number identifies n-Butyl tosylate?
n-Butyl tosylate is registered under CAS 778-28-9. You may also see it listed as Butyl p-toluenesulfonate, Butyl tosylate, Butyl p-methylbenzenesulfonate. Our catalogue number for this item is ZX-041025.
What are the formula and molar mass of n-Butyl tosylate?
For n-Butyl tosylate, its formula is C11H16O3S and its molar mass is 228.31 g/mol. The systematic (IUPAC) name is butyl 4-methylbenzenesulfonate. InChIKey QYJXDIUNDMRLAO-UHFFFAOYSA-N lets you match it in any structure database.
What grade and pack sizes are available for n-Butyl tosylate?
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 n-Butyl tosylate?
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 n-Butyl tosylate to my country?
Yes. Because n-Butyl tosylate 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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