1,3-dichloro-7-methylisoquinoline

1,3-二氯-7-甲基异喹啉

Also known as: 1,3-dichloro-7-methylisoquinoline, 1,3-dichloro-7-methyl-isoquinoline, 7-methyl-1,3-dichloroisoquinoline, isoquinoline, 1,3-dichloro-7-methyl-, 1,3-Dichloro-7-methylisoquinoline

1,3-dichloro-7-methylisoquinoline (CAS 21902-37-4) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C10H7Cl2N and a molecular weight of 212.07500 g/mol. It is also known as 1,3-dichloro-7-methyl-isoquinoline, 7-methyl-1,3-dichloroisoquinoline and isoquinoline, 1,3-dichloro-7-methyl-. Key properties include a boiling point of 320.7ºC at 760mmHg, a density of 1.351g/cm3 and a flash point of 177.3ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
21902-37-4
Jingsj CID
J-1026455-3
Molecular Formula
C10H7Cl2N
Chinese Name
1,3-二氯-7-甲基异喹啉
Molecular Weight
212.07500 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point320.7ºC at 760mmHg
Density1.351g/cm3
Flash Point177.3ºC

Frequently Asked Questions

What is the CAS number of 1,3-dichloro-7-methylisoquinoline?

The CAS number of 1,3-dichloro-7-methylisoquinoline is 21902-37-4.

What are the molecular formula and molecular weight of 1,3-dichloro-7-methylisoquinoline?

1,3-dichloro-7-methylisoquinoline has molecular formula C10H7Cl2N and molecular weight 212.07500 g/mol.

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

Last updated:

How to cite: Jingsj. "1,3-dichloro-7-methylisoquinoline (CAS 21902-37-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1026455-3 (accessed 2026-10-25).

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