5-Chloro-3,4-dihydro-2H-isoquinolin-1-one

5-氯-3,4-二氢-2H-异喹啉-1-酮

Also known as: 5-CHLORO-3,4-DIHYDRO-1(2H)-ISOQUINOLINONE, 5-chloro-3,4-dihydroisoquinolin-1(2H)-one, 1(2H)-Isoquinolinone, 5-chloro-3,4-dihydro-, 5-chloro-3,4-dihydro-2H-isoquinolin-1-one, CHLORO-3,4-DIHYDRO-2H-ISOQUINOLIN-1-ONE

5-Chloro-3,4-dihydro-2H-isoquinolin-1-one (CAS 129075-59-8) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C9H8ClNO and a molecular weight of 181.61900 g/mol. It is also known as 5-CHLORO-3,4-DIHYDRO-1(2H)-ISOQUINOLINONE, 5-chloro-3,4-dihydroisoquinolin-1(2H)-one and 1(2H)-Isoquinolinone, 5-chloro-3,4-dihydro-. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 129075-59-8
Jingsj CID: J-1161891-7
Molecular Formula: C₉H₈ClNO
Chinese Name: 5-氯-3,4-二氢-2H-异喹啉-1-酮
Molecular Weight: 181.61900 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Frequently Asked Questions

What is the CAS number of 5-Chloro-3,4-dihydro-2H-isoquinolin-1-one?

The CAS number of 5-Chloro-3,4-dihydro-2H-isoquinolin-1-one is 129075-59-8.

What are the molecular formula and molecular weight of 5-Chloro-3,4-dihydro-2H-isoquinolin-1-one?

5-Chloro-3,4-dihydro-2H-isoquinolin-1-one has molecular formula C9H8ClNO and molecular weight 181.61900 g/mol.

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

Last updated: 8/21/2026

How to cite: Jingsj. "5-Chloro-3,4-dihydro-2H-isoquinolin-1-one (CAS 129075-59-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1161891-7 (accessed 2026-10-25).

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