4-Methyl-2H-isoquinolin-1-one
4-甲基-1(2H)-异喹啉酮
Also known as: 1(2H)-Isoquinolinone, 4-methyl-, 4-Methylisocarbostyril, 4-Methylisoquinolin-1(2H)-one, 4-Methyl-1,2-dihydroisoquinolin-1-one, 4-Methyl-1-isoquinolinol, 4-methyl-isoquinolin-1-ol
4-Methyl-2H-isoquinolin-1-one (CAS 77077-83-9) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C10H9NO and a molecular weight of 159.18500 g/mol. It is also known as 1(2H)-Isoquinolinone, 4-methyl-, 4-Methylisocarbostyril and 4-Methylisoquinolin-1(2H)-one. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 77077-83-9
- Jingsj CID
- J-8935-5
- Molecular Formula
- C10H9NO
- Chinese Name
- 4-甲基-1(2H)-异喹啉酮
- Molecular Weight
- 159.18500 g/mol
- Category
- Pharma Intermediates
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quoteFrequently Asked Questions
What is the CAS number of 4-Methyl-2H-isoquinolin-1-one?
The CAS number of 4-Methyl-2H-isoquinolin-1-one is 77077-83-9.
What are the molecular formula and molecular weight of 4-Methyl-2H-isoquinolin-1-one?
4-Methyl-2H-isoquinolin-1-one has molecular formula C10H9NO and molecular weight 159.18500 g/mol.
Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "4-Methyl-2H-isoquinolin-1-one (CAS 77077-83-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-8935-5 (accessed 2026-10-23).
Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.