1,2-Cyclohexanedione

Also known as: 1,2-Cyclohexadione, 1,2-Dioxocyclohexane, Cyclohexane-1,2-dione, Cyclohexan-1,2-dion

1,2-Cyclohexanedione (CAS 765-87-7) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C6H8O2 and a molecular weight of 112.127 g/mol. Key properties include a melting point of 35 °C, a boiling point of 194.0±9.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 66.9±4.4 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 765-87-7
Jingsj CID: J-37692-1
Molecular Formula: C₆H₈O₂
Molecular Weight: 112.127 g/mol
Category: Ketones
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	35 °C
Boiling Point	194.0±9.0 °C at 760 mmHg
Density	1.1±0.1 g/cm3
Flash Point	66.9±4.4 °C
Exact Mass	112.052429
PSA	34.14000
LogP	0.11
Vapor Pressure	0.5±0.4 mmHg at 25°C
Refractive Index	1.474

Customs & Trade Information

HS Code	2914299000
Summary	2914299000. other cyclanic, cyclenic or cyclotherpenic ketones without other oxygen function. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:5.5%. General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 1,2-Cyclohexanedione?

The CAS number of 1,2-Cyclohexanedione is 765-87-7.

What are the molecular formula and molecular weight of 1,2-Cyclohexanedione?

1,2-Cyclohexanedione has molecular formula C6H8O2 and molecular weight 112.127 g/mol.

What are the upstream and downstream products of 1,2-Cyclohexanedione?

For 1,2-Cyclohexanedione, Upstream Products: 1,2-Cyclohexanediol, Cyclohexene, cis-1,2-Cyclohexanediol; Downstream Products: 5,6-Dihydrobenzofuran-7(4H)-one, Adipic acid, Oxaloacetic acid.

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. "1,2-Cyclohexanedione (CAS 765-87-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-37692-1 (accessed 2026-11-09).

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