1-oxo-1,2-dihydroisoquinoline-4-carbaldehyde

1-氧代-1,2-二氢异喹啉-4-甲醛

Also known as: 1-hydroxyisoquinoline-4-carbaldehyde, 4-Isoquinolinecarboxaldehyde, 1,2-dihydro-1-oxo-, 1,2-dihydro-1-oxo-4-isoquinolinecarboxaldehyde, 1-oxo-2H-isoquinoline-4-carbaldehyde, 4-Formylisocarbostyril

1-oxo-1,2-dihydroisoquinoline-4-carbaldehyde (CAS 63125-40-6) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C10H7NO2 and a molecular weight of 173.16800 g/mol. It is also known as 1-hydroxyisoquinoline-4-carbaldehyde, 4-Isoquinolinecarboxaldehyde, 1,2-dihydro-1-oxo- and 1,2-dihydro-1-oxo-4-isoquinolinecarboxaldehyde. Key properties include a melting point of 235-238ºC, a boiling point of 453.66ºC at 760 mmHg and a density of 1.367. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
63125-40-6
Jingsj CID
J-1471963-1
Molecular Formula
C10H7NO2
Chinese Name
1-氧代-1,2-二氢异喹啉-4-甲醛
Molecular Weight
173.16800 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point235-238ºC
Boiling Point453.66ºC at 760 mmHg
Density1.367

Frequently Asked Questions

What is the CAS number of 1-oxo-1,2-dihydroisoquinoline-4-carbaldehyde?

The CAS number of 1-oxo-1,2-dihydroisoquinoline-4-carbaldehyde is 63125-40-6.

What are the molecular formula and molecular weight of 1-oxo-1,2-dihydroisoquinoline-4-carbaldehyde?

1-oxo-1,2-dihydroisoquinoline-4-carbaldehyde has molecular formula C10H7NO2 and molecular weight 173.16800 g/mol.

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

Last updated:

How to cite: Jingsj. "1-oxo-1,2-dihydroisoquinoline-4-carbaldehyde (CAS 63125-40-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1471963-1 (accessed 2026-10-22).

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