Dodecyl 4-methylbenzenesulfonate

Also known as: Dodecyl p-toluenesulfonate, 4-Methylbenzenesulfonic acid dodecyl ester, 4-methyl-benzenesulfonic acid dodecyl ester, lauryl tosylate, n-dodecyl p-toluenesulfonate, n-dodecyl tosylate, 1-Dodecyl p-tosylate

Dodecyl 4-methylbenzenesulfonate (CAS 10157-76-3) is a compound in the Solvents category listed in the Jingsj chemical database. It has the molecular formula C19H32O3S and a molecular weight of 340.52100 g/mol. Key properties include a melting point of 28.5-31.5ºC, a boiling point of 446.4ºC at 760mmHg, a density of 1.015g/cm3 and a flash point of 223.8ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 10157-76-3
Jingsj CID: J-26534-9
Molecular Formula: C₁₉H₃₂O₃S
Molecular Weight: 340.52100 g/mol
Category: Solvents
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	28.5-31.5ºC
Boiling Point	446.4ºC at 760mmHg
Density	1.015g/cm3
Flash Point	223.8ºC
Exact Mass	340.20700
PSA	51.75000
LogP	6.70200
Vapor Pressure	9.59E-08mmHg at 25°C
Refractive Index	1.493

Customs & Trade Information

HS Code	2905199090
Summary	2905199090. saturated monohydric alcohols. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:5.5%. General tariff:30.0%

Frequently Asked Questions

What is the CAS number of Dodecyl 4-methylbenzenesulfonate?

The CAS number of Dodecyl 4-methylbenzenesulfonate is 10157-76-3.

What are the molecular formula and molecular weight of Dodecyl 4-methylbenzenesulfonate?

Dodecyl 4-methylbenzenesulfonate has molecular formula C19H32O3S and molecular weight 340.52100 g/mol.

Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.

Last updated: 8/21/2026

How to cite: Jingsj. "Dodecyl 4-methylbenzenesulfonate (CAS 10157-76-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-26534-9 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.