bicyclo[3.3.1]nonan-9-one

双环[3.3.1]壬烷-9-酮

Also known as: 9-Oxobicyclo[3.3.1]nonane, 9-ketobicyclo[3.3.1]nonane, Bicyclo[3.3.1]-9-nonanone, Bicyclo[3.3.1]nona-9-one, bicyclo[3.3.1]nonane-9-one

bicyclo[3.3.1]nonan-9-one (CAS 17931-55-4) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C9H14O and a molecular weight of 138.20700 g/mol. It is also known as 9-Oxobicyclo[3.3.1]nonane, 9-ketobicyclo[3.3.1]nonane and Bicyclo[3.3.1]-9-nonanone. Key properties include a melting point of 155-157ºC(lit.), a boiling point of 219.8ºC at 760mmHg, a density of 1.007g/cm3 and a flash point of 79.6ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
17931-55-4
Jingsj CID
J-15872-3
Molecular Formula
C9H14O
Chinese Name
双环[3.3.1]壬烷-9-酮
Molecular Weight
138.20700 g/mol
Category
Ketones
Last updated
8/21/2026

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Physicochemical Properties

Melting Point155-157ºC(lit.)
Boiling Point219.8ºC at 760mmHg
Density1.007g/cm3
Flash Point79.6ºC

Frequently Asked Questions

What is the CAS number of bicyclo[3.3.1]nonan-9-one?

The CAS number of bicyclo[3.3.1]nonan-9-one is 17931-55-4.

What are the molecular formula and molecular weight of bicyclo[3.3.1]nonan-9-one?

bicyclo[3.3.1]nonan-9-one has molecular formula C9H14O and molecular weight 138.20700 g/mol.

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

Last updated:

How to cite: Jingsj. "bicyclo[3.3.1]nonan-9-one (CAS 17931-55-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-15872-3 (accessed 2026-10-22).

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