2-chlorocycloheptan-1-one

Also known as: 2-chlorocycloheptanone, alpha-chlorocycloheptanone, Cycloheptanone, 2-chloro-, 2-chlorocycloheptan-1-one

2-chlorocycloheptan-1-one (CAS 766-66-5) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C7H11ClO and a molecular weight of 146.61500 g/mol. Key properties include a boiling point of 234.2ºC at 760 mmHg, a density of 1.08g/cm3 and a flash point of 104.8ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 766-66-5
Jingsj CID: J-41140-5
Molecular Formula: C₇H₁₁ClO
Molecular Weight: 146.61500 g/mol
Category: Ketones
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	234.2ºC at 760 mmHg
Density	1.08g/cm3
Flash Point	104.8ºC
Exact Mass	146.05000
PSA	17.07000
LogP	2.12700
Refractive Index	1.465

Customs & Trade Information

HS Code	2914700090
Summary	HS: 2914700090 halogenated, sulphonated, nitrated or nitrosated derivatives of ketones and quinones, whether or not with other oxygen function Tax rebate rate:9.0% Supervision conditions:none VAT:17.0% MFN tariff:5.5% General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 2-chlorocycloheptan-1-one?

The CAS number of 2-chlorocycloheptan-1-one is 766-66-5.

What are the molecular formula and molecular weight of 2-chlorocycloheptan-1-one?

2-chlorocycloheptan-1-one has molecular formula C7H11ClO and molecular weight 146.61500 g/mol.

What are the upstream and downstream products of 2-chlorocycloheptan-1-one?

For 2-chlorocycloheptan-1-one, Upstream Products: N-Chlorosuccinimide, Cycloheptanone, cycloheptene; Downstream Products: Cyclohexanecarboxylic acid, 1-Hydroxycyclohexanecarboxylic acid, 5,6,7,8-Tetrahydro-4H-cyclohepta[d][1,3]thiazol-2-amine.

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

Last updated: 8/21/2026

How to cite: Jingsj. "2-chlorocycloheptan-1-one (CAS 766-66-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-41140-5 (accessed 2026-11-09).

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