4-Bromo-2-methylisoquinolin-1(2H)-one

4-溴-2-甲基异喹啉-1(2H)-酮

Also known as: 1(2H)-Isoquinolinone, 4-bromo-2-methyl-, 2-Methyl-4-bromisocarbostyril, 4-Brom-2-methyl-1-isochinolon, 4-Brom-2-methyl-2H-isochinolin-1-on, 4-Brom-N-methyl-isocarbostyril, 4-Bromo-2-methyl-1(2H)-isoquinolinone, 4-Bromo-2-methyl-2H-isoquinolin-1-one, 4-Bromo-2-methylisoquinolin-1(2H), 4-bromo-2-Methyl-1,2-dihydroisoquinolin-1-one, 4-bromo-2-methyl-2H-isoquinolin-1-one, 4-bromo-2-methyl-isoquinolin-1-one, 4-bromo-2-methylisoquinolin-1-one, NSC 218343

4-Bromo-2-methylisoquinolin-1(2H)-one (CAS 33930-63-1) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C10H8BrNO and a molecular weight of 238.081 g/mol. It is also known as 1(2H)-Isoquinolinone, 4-bromo-2-methyl-, 2-Methyl-4-bromisocarbostyril and 4-Brom-2-methyl-1-isochinolon. Key properties include a boiling point of 345.8±42.0 °C at 760 mmHg, a density of 1.6±0.1 g/cm3 and a flash point of 162.9±27.9 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
33930-63-1
Jingsj CID
J-1512317-0
Molecular Formula
C10H8BrNO
Chinese Name
4-溴-2-甲基异喹啉-1(2H)-酮
Molecular Weight
238.081 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point345.8±42.0 °C at 760 mmHg
Density1.6±0.1 g/cm3
Flash Point162.9±27.9 °C

Frequently Asked Questions

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

The CAS number of 4-Bromo-2-methylisoquinolin-1(2H)-one is 33930-63-1.

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

4-Bromo-2-methylisoquinolin-1(2H)-one has molecular formula C10H8BrNO and molecular weight 238.081 g/mol.

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

Last updated:

How to cite: Jingsj. "4-Bromo-2-methylisoquinolin-1(2H)-one (CAS 33930-63-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1512317-0 (accessed 2026-10-22).

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