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1,4-Dichloroisoquinoline-7-sulfonyl chloride

Also known as: 1,4-Dichloro-7-isoquinolinesulfonyl Chloride, 1,4-Dichloro-7-isoquinolinesulfonylchloride, 1,4-dichloro-7-isoquinolinesulphonyl chloride, 7-ISOQUINOLINESULFONYL CHLORIDE, 1,4-DICHLORO-, 7-Isoquinolinesulfonylchloride,1,4-dichloro, 7-chlorosulphonyl-1,4-dichloroisoquinoline

1,4-Dichloroisoquinoline-7-sulfonyl chloride (CAS 223671-80-5) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C9H4Cl3NO2S and a molecular weight of 296.55800 g/mol. Key property: a melting point of 97-99ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
223671-80-5
Jingsj CID
J-1114680-8
Molecular Formula
C9H4Cl3NO2S
Molecular Weight
296.55800 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026
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Physicochemical Properties

Melting Point97-99ºC
Exact Mass294.90300
PSA55.41000
LogP4.54990

Frequently Asked Questions

What is the CAS number of 1,4-Dichloroisoquinoline-7-sulfonyl chloride?

The CAS number of 1,4-Dichloroisoquinoline-7-sulfonyl chloride is 223671-80-5.

What are the molecular formula and molecular weight of 1,4-Dichloroisoquinoline-7-sulfonyl chloride?

1,4-Dichloroisoquinoline-7-sulfonyl chloride has molecular formula C9H4Cl3NO2S and molecular weight 296.55800 g/mol.

What are the upstream and downstream products of 1,4-Dichloroisoquinoline-7-sulfonyl chloride?

For 1,4-Dichloroisoquinoline-7-sulfonyl chloride, Upstream Products: Isoquinolin-1(2H)-one, 4-Chloro-1(2H)-isoquinolone.

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

Last updated:

How to cite: Jingsj. "1,4-Dichloroisoquinoline-7-sulfonyl chloride (CAS 223671-80-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1114680-8 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.