6,7-Dichloro-3,4-dihydronaphthalen-2(1H)-one

6,7-二氯-3,4-二氢萘-2(1H)-酮

Also known as: 6,7-Dichloro-2-tetralone, 6,7-Dichloro-3,4-dihydro-2(1H)-naphthalenone, 6,7-dichloro-1,2,3,4-tetrahydronaphthalen-2-one, 6,7-dichloro-3,4-dihydro-1H-naphthalen-2-one, 6,7-Dichlor-tetralon-(2), 6,7-dichlorotetralone, 2(1H)-Naphthalenone, 6,7-dichloro-3,4-dihydro-

6,7-Dichloro-3,4-dihydronaphthalen-2(1H)-one (CAS 17556-22-8) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C10H8Cl2O and a molecular weight of 215.07600 g/mol. It is also known as 6,7-Dichloro-2-tetralone, 6,7-Dichloro-3,4-dihydro-2(1H)-naphthalenone and 6,7-dichloro-1,2,3,4-tetrahydronaphthalen-2-one. Key properties include a boiling point of 337.7ºC at 760 mmHg and a density of 1.372g/cm3. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 17556-22-8
Jingsj CID: J-1154626-5
Molecular Formula: C₁₀H₈Cl₂O
Chinese Name: 6,7-二氯-3,4-二氢萘-2(1H)-酮
Molecular Weight: 215.07600 g/mol
Category: Ketones
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	337.7ºC at 760 mmHg
Density	1.372g/cm3

Frequently Asked Questions

What is the CAS number of 6,7-Dichloro-3,4-dihydronaphthalen-2(1H)-one?

The CAS number of 6,7-Dichloro-3,4-dihydronaphthalen-2(1H)-one is 17556-22-8.

What are the molecular formula and molecular weight of 6,7-Dichloro-3,4-dihydronaphthalen-2(1H)-one?

6,7-Dichloro-3,4-dihydronaphthalen-2(1H)-one has molecular formula C10H8Cl2O and molecular weight 215.07600 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. "6,7-Dichloro-3,4-dihydronaphthalen-2(1H)-one (CAS 17556-22-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1154626-5 (accessed 2026-10-25).

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