4-Bromoisoquinolin-1(2H)-one

4-溴-1(2H)-异喹啉酮

Also known as: 4-Bromo-1(2H)-isoquinolinone, 4-Bromo-1(2H)-isoquinolone, 4-Bromo-1-hydroxyisoquinoline, 4-Bromo-2H-isoquinolin-1-one, 4-Bromoisoquinolin-1-ol, 4-Bromoisocarbostyril, 4-bromo-1,2-dihydroisoquinolin-1-one

4-Bromoisoquinolin-1(2H)-one (CAS 3951-95-9) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C9H6BrNO and a molecular weight of 224.054 g/mol. It is also known as 4-Bromo-1(2H)-isoquinolinone, 4-Bromo-1(2H)-isoquinolone and 4-Bromo-1-hydroxyisoquinoline. Key properties include a boiling point of 408.0±45.0 °C at 760 mmHg, a density of 1.7±0.1 g/cm3 and a flash point of 200.5±28.7 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
3951-95-9
Jingsj CID
J-1303088-3
Molecular Formula
C9H6BrNO
Chinese Name
4-溴-1(2H)-异喹啉酮
Molecular Weight
224.054 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point408.0±45.0 °C at 760 mmHg
Density1.7±0.1 g/cm3
Flash Point200.5±28.7 °C

Frequently Asked Questions

What is the CAS number of 4-Bromoisoquinolin-1(2H)-one?

The CAS number of 4-Bromoisoquinolin-1(2H)-one is 3951-95-9.

What are the molecular formula and molecular weight of 4-Bromoisoquinolin-1(2H)-one?

4-Bromoisoquinolin-1(2H)-one has molecular formula C9H6BrNO and molecular weight 224.054 g/mol.

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

Last updated:

How to cite: Jingsj. "4-Bromoisoquinolin-1(2H)-one (CAS 3951-95-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1303088-3 (accessed 2026-10-22).

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