1-(1-Methylpropyl)-1H-pyrrole-2,5-dione

N-仲丁基马来酰亚胺

Also known as: N-(1-Methylpropyl)maleimide, 1-(sec-Butyl)-1H-pyrrole-2,5-dione, 1-butan-2-ylpyrrole-2,5-dione, sec-butylmaleimide, 1-(butan-2-yl)-2,5-dihydro-1H-pyrrole-2,5-dione, 1H-Pyrrole-2,5-dione, 1-(1-methylpropyl)-

1-(1-Methylpropyl)-1H-pyrrole-2,5-dione (CAS 102331-61-3) is a compound in the Organic Bases category listed in the Jingsj chemical database. It has the molecular formula C8H11NO2 and a molecular weight of 153.17800 g/mol. It is also known as N-(1-Methylpropyl)maleimide, 1-(sec-Butyl)-1H-pyrrole-2,5-dione and 1-butan-2-ylpyrrole-2,5-dione. Key properties include a boiling point of 235.4ºC at 760 mmHg, a density of 1.137g/cm3 and a flash point of 95.2ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
102331-61-3
Jingsj CID
J-1386921-0
Molecular Formula
C8H11NO2
Chinese Name
N-仲丁基马来酰亚胺
Molecular Weight
153.17800 g/mol
Category
Organic Bases
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point235.4ºC at 760 mmHg
Density1.137g/cm3
Flash Point95.2ºC

Frequently Asked Questions

What is the CAS number of 1-(1-Methylpropyl)-1H-pyrrole-2,5-dione?

The CAS number of 1-(1-Methylpropyl)-1H-pyrrole-2,5-dione is 102331-61-3.

What are the molecular formula and molecular weight of 1-(1-Methylpropyl)-1H-pyrrole-2,5-dione?

1-(1-Methylpropyl)-1H-pyrrole-2,5-dione has molecular formula C8H11NO2 and molecular weight 153.17800 g/mol.

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

Last updated:

How to cite: Jingsj. "1-(1-Methylpropyl)-1H-pyrrole-2,5-dione (CAS 102331-61-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1386921-0 (accessed 2026-10-25).

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