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1-methyl-2-decalone

1-甲基-2-十氢萘酮

Also known as: 1-METHYL-2-DECALONE MIXTURE OF ISOMERS, 1-Methyloctahydro-2(1H)-naphthalenone, 2(1H)-Naphthalenone, octahydro-1-methyl-, 2(1H)-Naphthalenone, octahydro-1-methyl-, (1alpha,4abeta,8aalpha)-, 2(1H)-Naphthalenone, octahydro-1-methyl-, anti-trans-, Bicyclo[4.4.0]decan-3-one,2-methyl-, Mixture of isomers

1-methyl-2-decalone (CAS 21102-88-5) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C11H18O and a molecular weight of 166.26000 g/mol. It is also known as 1-METHYL-2-DECALONE MIXTURE OF ISOMERS, 1-Methyloctahydro-2(1H)-naphthalenone and 2(1H)-Naphthalenone, octahydro-1-methyl-. Key properties include a boiling point of 248ºC at 760 mmHg, a density of 0.95g/cm3 and a flash point of 96.4ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
21102-88-5
Jingsj CID
J-1526205-1
Molecular Formula
C11H18O
Chinese Name
1-甲基-2-十氢萘酮
Molecular Weight
166.26000 g/mol
Category
Ketones
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point248ºC at 760 mmHg
Density0.95g/cm3
Flash Point96.4ºC

Frequently Asked Questions

What is the CAS number of 1-methyl-2-decalone?

The CAS number of 1-methyl-2-decalone is 21102-88-5.

What are the molecular formula and molecular weight of 1-methyl-2-decalone?

1-methyl-2-decalone has molecular formula C11H18O and molecular weight 166.26000 g/mol.

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

Last updated:

How to cite: Jingsj. "1-methyl-2-decalone (CAS 21102-88-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1526205-1 (accessed 2026-10-25).

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