2-[(2E)-4-bromobut-2-en-1-yl]-1H-isoindole-1,3(2H)-dione

2-(4-溴-2-丁烯-1-基)-1,3-异吲哚啉二酮

Also known as: 2-(4-bromobut-2-enyl)isoindole-1,3-dione, 1H-Isoindole-1,3(2H)-dione, 2-(4-bromo-2-buten-1-yl)-, 2-(4-Bromo-2-buten-1-yl)-1,3-isoindolinedione, 4-bromo-1-phthalimidyl-2-butene

2-[(2E)-4-bromobut-2-en-1-yl]-1H-isoindole-1,3(2H)-dione (CAS 42561-71-7) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C12H10BrNO2 and a molecular weight of 280.11700 g/mol. It is also known as 2-(4-bromobut-2-enyl)isoindole-1,3-dione, 1H-Isoindole-1,3(2H)-dione, 2-(4-bromo-2-buten-1-yl)- and 2-(4-Bromo-2-buten-1-yl)-1,3-isoindolinedione. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 42561-71-7
Jingsj CID: J-1055953-8
Molecular Formula: C₁₂H₁₀BrNO₂
Chinese Name: 2-(4-溴-2-丁烯-1-基)-1,3-异吲哚啉二酮
Molecular Weight: 280.11700 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Frequently Asked Questions

What is the CAS number of 2-[(2E)-4-bromobut-2-en-1-yl]-1H-isoindole-1,3(2H)-dione?

The CAS number of 2-[(2E)-4-bromobut-2-en-1-yl]-1H-isoindole-1,3(2H)-dione is 42561-71-7.

What are the molecular formula and molecular weight of 2-[(2E)-4-bromobut-2-en-1-yl]-1H-isoindole-1,3(2H)-dione?

2-[(2E)-4-bromobut-2-en-1-yl]-1H-isoindole-1,3(2H)-dione has molecular formula C12H10BrNO2 and molecular weight 280.11700 g/mol.

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

Last updated: 8/21/2026

How to cite: Jingsj. "2-[(2E)-4-bromobut-2-en-1-yl]-1H-isoindole-1,3(2H)-dione (CAS 42561-71-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1055953-8 (accessed 2026-10-25).

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