7-Chloro-2-oxindole

7-氯-1,3-吲哚-2-酮

Also known as: 7-Chloroindolin-2-one, 7-Chlorooxindole, 7-Chloro-1,3-dihydro-2H-indol-2-one, 2H-Indol-2-one, 7-chloro-1,3-dihydro-

7-Chloro-2-oxindole (CAS 25369-33-9) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C8H6ClNO and a molecular weight of 167.592 g/mol. It is also known as 7-Chloroindolin-2-one, 7-Chlorooxindole and 7-Chloro-1,3-dihydro-2H-indol-2-one. Key properties include a melting point of 221-225ºC, a boiling point of 341.0±42.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 160.0±27.9 °C. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
25369-33-9
Jingsj CID
J-1346388-3
Molecular Formula
C8H6ClNO
Chinese Name
7-氯-1,3-吲哚-2-酮
Molecular Weight
167.592 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point221-225ºC
Boiling Point341.0±42.0 °C at 760 mmHg
Density1.4±0.1 g/cm3
Flash Point160.0±27.9 °C

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of 7-Chloro-2-oxindole?

The CAS number of 7-Chloro-2-oxindole is 25369-33-9.

What are the molecular formula and molecular weight of 7-Chloro-2-oxindole?

7-Chloro-2-oxindole has molecular formula C8H6ClNO and molecular weight 167.592 g/mol.

Is 7-Chloro-2-oxindole hazardous?

7-Chloro-2-oxindole has GHS signal word Warning.

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

Last updated:

How to cite: Jingsj. "7-Chloro-2-oxindole (CAS 25369-33-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1346388-3 (accessed 2026-10-25).

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