(S)-2-Methylbutyl p-toluenesulfonate

对甲苯磺酸(S)-2-甲基丁酯

Also known as: (2S)-2-Methyl-1-butanol 1-(4-methylbenzenesulfonate), (S)-2-METHYLBUTYL P-TOLUENESULFONATE, (S)-2-Methylbutyl 4-methylbenzenesulfonate, (S)-2-Methylbutyl p-Toluenesulfonate, (S)-2-methylbutyl tosylate, 1-Butanol, 2-methyl-, 1-(4-methylbenzenesulfonate), (2S)-, P-TOLUENESULFONIC ACID (S)-2-METHYLBUTYL ESTER, Toluenesulfonicacidmethylbutylester, p-toluenesulfonic acid (s)-2-methylbutyl ester, s-2-methylbutyl tosylate

(S)-2-Methylbutyl p-toluenesulfonate (CAS 38261-81-3) is a compound in the Solvents category listed in the Jingsj chemical database. It has the molecular formula C12H18O3S and a molecular weight of 242.33500 g/mol. It is also known as (2S)-2-Methyl-1-butanol 1-(4-methylbenzenesulfonate), (S)-2-METHYLBUTYL P-TOLUENESULFONATE and (S)-2-Methylbutyl 4-methylbenzenesulfonate. Key properties include a boiling point of 343.9ºC at 760 mmHg, a density of 1.11 and a flash point of 161.8ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
38261-81-3
Jingsj CID
J-35345-0
Molecular Formula
C12H18O3S
Chinese Name
对甲苯磺酸(S)-2-甲基丁酯
Molecular Weight
242.33500 g/mol
Category
Solvents
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point343.9ºC at 760 mmHg
Density1.11
Flash Point161.8ºC

Frequently Asked Questions

What is the CAS number of (S)-2-Methylbutyl p-toluenesulfonate?

The CAS number of (S)-2-Methylbutyl p-toluenesulfonate is 38261-81-3.

What are the molecular formula and molecular weight of (S)-2-Methylbutyl p-toluenesulfonate?

(S)-2-Methylbutyl p-toluenesulfonate has molecular formula C12H18O3S and molecular weight 242.33500 g/mol.

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

Last updated:

How to cite: Jingsj. "(S)-2-Methylbutyl p-toluenesulfonate (CAS 38261-81-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-35345-0 (accessed 2026-10-22).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.