5,9-Methano-6,7,8,9-tetrahydro-7H-benzocycloheptene-7-one

5,9-甲桥-6,7,8,9-四氢-7H-苯并环庚烯-7-酮

Also known as: 8,9-Dihydro-5H-5,9-methanobenzo[7]annulen-7(6H)-one, 6,7-Benzobicyclo[3.2.1]oct-6-en-3-one, Benzobicyclo[3.2.1]octan-3-one, 3-Oxo-6,7-benzobicyclo[3.2.1]octane

5,9-Methano-6,7,8,9-tetrahydro-7H-benzocycloheptene-7-one (CAS 13351-26-3) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C12H12O and a molecular weight of 172.22300 g/mol. It is also known as 8,9-Dihydro-5H-5,9-methanobenzo[7]annulen-7(6H)-one, 6,7-Benzobicyclo[3.2.1]oct-6-en-3-one and Benzobicyclo[3.2.1]octan-3-one. Key properties include a boiling point of 307.18ºC at 760 mmHg, a density of 1.153 and a flash point of 131.993ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
13351-26-3
Jingsj CID
J-1505038-2
Molecular Formula
C12H12O
Chinese Name
5,9-甲桥-6,7,8,9-四氢-7H-苯并环庚烯-7-酮
Molecular Weight
172.22300 g/mol
Category
Ketones
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point307.18ºC at 760 mmHg
Density1.153
Flash Point131.993ºC

Frequently Asked Questions

What is the CAS number of 5,9-Methano-6,7,8,9-tetrahydro-7H-benzocycloheptene-7-one?

The CAS number of 5,9-Methano-6,7,8,9-tetrahydro-7H-benzocycloheptene-7-one is 13351-26-3.

What are the molecular formula and molecular weight of 5,9-Methano-6,7,8,9-tetrahydro-7H-benzocycloheptene-7-one?

5,9-Methano-6,7,8,9-tetrahydro-7H-benzocycloheptene-7-one has molecular formula C12H12O and molecular weight 172.22300 g/mol.

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

Last updated:

How to cite: Jingsj. "5,9-Methano-6,7,8,9-tetrahydro-7H-benzocycloheptene-7-one (CAS 13351-26-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1505038-2 (accessed 2026-10-24).

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