6-Chloro-2,3-dihydroquinolin-4(1H)-one

6-氯-2,3-二氢喹啉-4(1H)-酮

Also known as: 6-chloro-1,2,3,4-tetrahydroquinolin-4-one, 6-chloro-2,3-dihydro-1H-quinolin-4-one, 6-chloro-4-oxo-1,2,3,4-tetrahydroquinoline, 6-Chlor-2,3-dihydro-1H-chinolin-4-on

6-Chloro-2,3-dihydroquinolin-4(1H)-one (CAS 21617-20-9) 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 6-chloro-1,2,3,4-tetrahydroquinolin-4-one, 6-chloro-2,3-dihydro-1H-quinolin-4-one and 6-chloro-4-oxo-1,2,3,4-tetrahydroquinoline. Key properties include a boiling point of 345.028ºC at 760 mmHg, a density of 1.29 g/cm3 and a flash point of 162.467ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
21617-20-9
Jingsj CID
J-1493978-1
Molecular Formula
C9H8ClNO
Chinese Name
6-氯-2,3-二氢喹啉-4(1H)-酮
Molecular Weight
181.61900 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point345.028ºC at 760 mmHg
Density1.29 g/cm3
Flash Point162.467ºC

Frequently Asked Questions

What is the CAS number of 6-Chloro-2,3-dihydroquinolin-4(1H)-one?

The CAS number of 6-Chloro-2,3-dihydroquinolin-4(1H)-one is 21617-20-9.

What are the molecular formula and molecular weight of 6-Chloro-2,3-dihydroquinolin-4(1H)-one?

6-Chloro-2,3-dihydroquinolin-4(1H)-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:

How to cite: Jingsj. "6-Chloro-2,3-dihydroquinolin-4(1H)-one (CAS 21617-20-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1493978-1 (accessed 2026-10-25).

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