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1,6-Dichloroisoquinoline

Also known as: 1,6-Dichloro-isoquinoline, 1,6-Dichloro-Isoquinoline, Isoquinoline, 1,6-dichloro-

1,6-Dichloroisoquinoline (CAS 630421-73-7) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C9H5Cl2N and a molecular weight of 198.049 g/mol. Key properties include a boiling point of 327.7±22.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 182.0±7.9 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
630421-73-7
Jingsj CID
J-1508578-6
Molecular Formula
C9H5Cl2N
Molecular Weight
198.049 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point327.7±22.0 °C at 760 mmHg
Density1.4±0.1 g/cm3
Flash Point182.0±7.9 °C
Exact Mass196.979904
PSA12.89000
LogP3.15
Vapor Pressure0.0±0.7 mmHg at 25°C
Refractive Index1.661

Customs & Trade Information

HS Code2933499090
Summary2933499090. other compounds containing in the structure a quinoline or isoquinoline ring-system (whether or not hydrogenated), not further fused. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Frequently Asked Questions

What is the CAS number of 1,6-Dichloroisoquinoline?

The CAS number of 1,6-Dichloroisoquinoline is 630421-73-7.

What are the molecular formula and molecular weight of 1,6-Dichloroisoquinoline?

1,6-Dichloroisoquinoline has molecular formula C9H5Cl2N and molecular weight 198.049 g/mol.

What are the upstream and downstream products of 1,6-Dichloroisoquinoline?

For 1,6-Dichloroisoquinoline, Upstream Products: 6-chloroisoquinolin-1(2H)-one, 6-Hydroxyisoquinolin-1(2H)-one, Phosphoryl chloride.

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

Last updated:

How to cite: Jingsj. "1,6-Dichloroisoquinoline (CAS 630421-73-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1508578-6 (accessed 2026-11-09).

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