Ethyl p-toluenesulphonate, 98%

Name: Ethyl p-toluenesulphonate, 98%
Brand: Vaqora Chemicals
SKU: VQ-010876

About Ethyl p-toluenesulphonate, 98%

Ethyl p-toluenesulphonate (CAS 80-40-0) is an organosulfur compound offered by Vaqora Chemicals at a purity of 98%. The compound has the formula C9H12O3S, corresponding to a molecular weight of 200.26 g/mol. Systematically, it is named ethyl 4-methylbenzenesulfonate. Common synonyms include Ethyl tosylate and Ethyl p-toluenesulfonate.

The material typically appears as a colourless to yellow solid or liquid. Reported physical data include a melting point of 29-33 °C. Store in a cool, well-ventilated place, away from sources of ignition, with the container tightly sealed. It carries the GHS signal word “Danger” with 4 hazard statements. Review the Safety Data Sheet before use.

Key uses span pharmaceutical synthesis and solvent and extraction work. It is used across pharmaceutical manufacturing and academic and industrial research.

Vaqora Chemicals supplies Ethyl p-toluenesulphonate in 25 g, 100 g and 500 g packs, each shipped with a Certificate of Analysis (COA), and exports worldwide.

Typical applications

Pharmaceutical synthesis
Solvent & extraction work

Industries

Specifications & identifiers

Chemical identifiers
Product name	Ethyl p-toluenesulphonate, 98%
Catalogue No.	VQ-010876
CAS Number	80-40-0
IUPAC name	ethyl 4-methylbenzenesulfonate
Molecular formula	C₉H₁₂O₃S
Molecular weight	200.26 g/mol
Exact mass	200.0507
Purity / assay	98%
HSN code	29339900
InChIKey	VRZVPALEJCLXPR-UHFFFAOYSA-N
SMILES	CCOS(=O)(=O)C1=CC=C(C=C1)C
PubChem CID	6638

Physical properties
Physical form	Liquid
Appearance	Colourless to yellow solid or liquid
Melting point	29-33 °C
LogP (XLogP3)	1.8
H-bond donors / acceptors	0 / 3
TPSA	51.8 Å²
Synonyms	Ethyl tosylate, Ethyl p-toluenesulfonate, Ethyl p-tosylate, Benzenesulfonic acid, 4-methyl-, ethyl ester, Ethyl p-TS, p-Toluenesulfonic acid, ethyl ester, Ethyl-p-toluenesulfonate, Ethyl PTS, Ethyl 4-toluenesulfonate, p-Toluolsulfonsaeure aethyl ester, toluene-4-sulfonic acid ethyl ester, Ethyl p-methyl benzenesulfonate

Safety & hazard information (GHS)

Toxic

Harmful / irritant

Signal word: Danger

Hazard statements

H301Toxic if swallowed
H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation

Precautionary statements: P261, P264, P264 + P265, P270, P271, P280, P301 + P316, P302 + P352, P304 + P340, P305 + P351 + P338, P319, P321, P330, P332 + P317, P337 + P317, P362 + P364, P403 + P233, P405, P501

Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Other grades of CAS 80-40-0

Reference Standard

Ethyl-P-Toluenesulfonate

CAS: 80-40-0
Formula: C₉H₁₂O₃S
MW: 200.26 g/mol

VQ-010878

Frequently asked questions

What is the CAS number of Ethyl p-toluenesulphonate, 98%?

The CAS Registry Number of Ethyl p-toluenesulphonate, 98% is 80-40-0. It is also known as Ethyl tosylate, Ethyl p-toluenesulfonate, Ethyl p-tosylate.

What is the molecular formula and molecular weight of Ethyl p-toluenesulphonate, 98%?

Ethyl p-toluenesulphonate, 98% has the molecular formula C9H12O3S and a molecular weight of 200.26 g/mol. Its IUPAC name is ethyl 4-methylbenzenesulfonate.

Which grade and pack sizes of Ethyl p-toluenesulphonate, 98% can I order?

We supply Ethyl p-toluenesulphonate, 98% in (98%) grade, in 25 g, 100 g, 500 g packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Ethyl p-toluenesulphonate, 98%?

Yes. Every lot of Ethyl p-toluenesulphonate, 98% is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can Ethyl p-toluenesulphonate, 98% be shipped internationally?

Yes. Ethyl p-toluenesulphonate, 98% is classified as hazardous, so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.