N-(p-Toluenesulfonyl)-3-pyrroline

N-(对甲苯磺酰)-3-吡咯啉

Also known as: 1-(4-Methylphenylsulfonyl)-2,5-dihydropyrrole, 1-(4-Methylbenzenesulfonyl)-2,5-dihydro-1H-pyrrole, 1-(4-methylphenyl)sulfonyl-2,5-dihydropyrrole, 1-(Toluene-4-sulfonyl)-2,5-dihydro-1H-pyrrole, 1-(p-Tolylsulfonyl)-3-pyrroline, 1-Tosyl-2,5-dihydro-1H-pyrrole, 1-[(4-Methylphenyl)sulfonyl]-2,5-dihydro-1H-pyrrole, 1H-Pyrrole, 2,5-dihydro-1-[(4-methylphenyl)sulfonyl]-, 2,5-Dihydro-1-[(4-methylphenyl)sulfonyl]-1H-pyrrole, N-Tosyl-3-pyrroline, N-TOSYL-3-PYRROLINE, QC-924

N-(p-Toluenesulfonyl)-3-pyrroline (CAS 16851-72-2) is a compound in the Solvents category listed in the Jingsj chemical database. It has the molecular formula C11H13NO2S and a molecular weight of 223.291 g/mol. It is also known as 1-(4-Methylphenylsulfonyl)-2,5-dihydropyrrole, 1-(4-Methylbenzenesulfonyl)-2,5-dihydro-1H-pyrrole and 1-(4-methylphenyl)sulfonyl-2,5-dihydropyrrole. Key properties include a melting point of 127ºC, a boiling point of 354.2±52.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 168.0±30.7 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
16851-72-2
Jingsj CID
J-48985-4
Molecular Formula
C11H13NO2S
Chinese Name
N-(对甲苯磺酰)-3-吡咯啉
Molecular Weight
223.291 g/mol
Category
Solvents
Last updated
8/21/2026

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Physicochemical Properties

Melting Point127ºC
Boiling Point354.2±52.0 °C at 760 mmHg
Density1.3±0.1 g/cm3
Flash Point168.0±30.7 °C

Frequently Asked Questions

What is the CAS number of N-(p-Toluenesulfonyl)-3-pyrroline?

The CAS number of N-(p-Toluenesulfonyl)-3-pyrroline is 16851-72-2.

What are the molecular formula and molecular weight of N-(p-Toluenesulfonyl)-3-pyrroline?

N-(p-Toluenesulfonyl)-3-pyrroline has molecular formula C11H13NO2S and molecular weight 223.291 g/mol.

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

Last updated:

How to cite: Jingsj. "N-(p-Toluenesulfonyl)-3-pyrroline (CAS 16851-72-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-48985-4 (accessed 2026-10-22).

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