4-Chloro-5,7-dimethoxy-3-quinolinecarbonitrile

4-氯-5,7-二甲氧基喹啉-3-甲腈

Also known as: 4-Chloro-3-cyano-5,7-dimethoxyquinoline

4-Chloro-5,7-dimethoxy-3-quinolinecarbonitrile (CAS 331662-73-8) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C12H9ClN2O2 and a molecular weight of 248.66500 g/mol. It is also known as 4-Chloro-3-cyano-5,7-dimethoxyquinoline. Key properties include a boiling point of 425.155ºC at 760 mmHg, a density of 1.361g/cm3 and a flash point of 210.927ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 331662-73-8
Jingsj CID: J-1496254-1
Molecular Formula: C₁₂H₉ClN₂O₂
Chinese Name: 4-氯-5,7-二甲氧基喹啉-3-甲腈
Molecular Weight: 248.66500 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	425.155ºC at 760 mmHg
Density	1.361g/cm3
Flash Point	210.927ºC

Frequently Asked Questions

What is the CAS number of 4-Chloro-5,7-dimethoxy-3-quinolinecarbonitrile?

The CAS number of 4-Chloro-5,7-dimethoxy-3-quinolinecarbonitrile is 331662-73-8.

What are the molecular formula and molecular weight of 4-Chloro-5,7-dimethoxy-3-quinolinecarbonitrile?

4-Chloro-5,7-dimethoxy-3-quinolinecarbonitrile has molecular formula C12H9ClN2O2 and molecular weight 248.66500 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. "4-Chloro-5,7-dimethoxy-3-quinolinecarbonitrile (CAS 331662-73-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1496254-1 (accessed 2026-10-22).

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