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4-Hydroxy-2,3-dihydroisoindol-1-one

4-羟基-异吲哚啉-1-酮

Also known as: 1H-Isoindol-1-one, 2,3-dihydro-4-hydroxy-, 1H-Isoindol-1-one, 2,3-dihydro-4-hydroxy- (9CI), 2,3-Dihydro-4-hydroxy-1H-isoindol-1-one, 2,3-Dihydro-4-hydroxy-1-oxo-1H-isoindole, 4-Hydroxy-1-isoindolinone, 4-hydroxyisoindolin-1-one

4-Hydroxy-2,3-dihydroisoindol-1-one (CAS 366453-21-6) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C8H7NO2 and a molecular weight of 149.147 g/mol. It is also known as 1H-Isoindol-1-one, 2,3-dihydro-4-hydroxy-, 1H-Isoindol-1-one, 2,3-dihydro-4-hydroxy- (9CI) and 2,3-Dihydro-4-hydroxy-1H-isoindol-1-one. Key properties include a boiling point of 476.5±45.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 242.0±28.7 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
366453-21-6
Jingsj CID
J-1085935-1
Molecular Formula
C8H7NO2
Chinese Name
4-羟基-异吲哚啉-1-酮
Molecular Weight
149.147 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point476.5±45.0 °C at 760 mmHg
Density1.4±0.1 g/cm3
Flash Point242.0±28.7 °C

Frequently Asked Questions

What is the CAS number of 4-Hydroxy-2,3-dihydroisoindol-1-one?

The CAS number of 4-Hydroxy-2,3-dihydroisoindol-1-one is 366453-21-6.

What are the molecular formula and molecular weight of 4-Hydroxy-2,3-dihydroisoindol-1-one?

4-Hydroxy-2,3-dihydroisoindol-1-one has molecular formula C8H7NO2 and molecular weight 149.147 g/mol.

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

Last updated:

How to cite: Jingsj. "4-Hydroxy-2,3-dihydroisoindol-1-one (CAS 366453-21-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1085935-1 (accessed 2026-10-22).

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