3,3-Dimethyl-2,3-dihydro-1H-inden-1-one

3,3-二甲基-2,3-二氢-1H-茚-1-酮

Also known as: 3,3-Dimethyl-1-indanone, 1,1-Dimethyl-3-indanone, 1,1-Dimethyl-1H-indene-3(2H)-one, 3,3-Dimethylindan-1-one, 1-Indanone, 3,3-dimethyl-

3,3-Dimethyl-2,3-dihydro-1H-inden-1-one (CAS 26465-81-6) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C11H12O and a molecular weight of 160.212 g/mol. It is also known as 3,3-Dimethyl-1-indanone, 1,1-Dimethyl-3-indanone and 1,1-Dimethyl-1H-indene-3(2H)-one. Key properties include a melting point of 189.5°C, a boiling point of 250.8±10.0 °C at 760 mmHg, a density of 1.0±0.1 g/cm3 and a flash point of 100.4±14.0 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
26465-81-6
Jingsj CID
J-9982-8
Molecular Formula
C11H12O
Chinese Name
3,3-二甲基-2,3-二氢-1H-茚-1-酮
Molecular Weight
160.212 g/mol
Category
Ketones
Last updated
8/21/2026

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Physicochemical Properties

Melting Point189.5°C
Boiling Point250.8±10.0 °C at 760 mmHg
Density1.0±0.1 g/cm3
Flash Point100.4±14.0 °C

Frequently Asked Questions

What is the CAS number of 3,3-Dimethyl-2,3-dihydro-1H-inden-1-one?

The CAS number of 3,3-Dimethyl-2,3-dihydro-1H-inden-1-one is 26465-81-6.

What are the molecular formula and molecular weight of 3,3-Dimethyl-2,3-dihydro-1H-inden-1-one?

3,3-Dimethyl-2,3-dihydro-1H-inden-1-one has molecular formula C11H12O and molecular weight 160.212 g/mol.

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

Last updated:

How to cite: Jingsj. "3,3-Dimethyl-2,3-dihydro-1H-inden-1-one (CAS 26465-81-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-9982-8 (accessed 2026-10-22).

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