Methylcyclohexanone

甲基环己酮

Also known as: Cyclohexanone, methyl-, Cyclohexanone, methyl, Methylcyclohexanone, isomer mixture, Methylcyclohexanone (mixed isomers), Methylcyclohexanone, mixture of isomers, Methylcyclohexanon (Isomerengemisch), metylocykloheksanon

Methylcyclohexanone (CAS 1331-22-2) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C21H36O3 and a molecular weight of 336.509 g/mol. It is also known as Cyclohexanone, methyl-, Cyclohexanone, methyl and Methylcyclohexanone, isomer mixture. Key properties include a boiling point of 163.7ºC at 760mmHg, a density of 0.912g/cm3 and a flash point of 45.9ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
1331-22-2
Jingsj CID
J-1523487-0
Molecular Formula
C21H36O3
Chinese Name
甲基环己酮
Molecular Weight
336.509 g/mol
Category
Ketones
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point163.7ºC at 760mmHg
Density0.912g/cm3
Flash Point45.9ºC
Exact Mass336.266449
PSA51.21000
LogP5.29680
Vapor Pressure2.04mmHg at 25°C
Refractive Indexn20/D 1.446

Customs & Trade Information

HS Code2914220000
Summary2914220000. VAT:17.0%. Tax rebate rate:9.0%. Supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward). MFN tariff:5.5%. General tariff:30.0%

Frequently Asked Questions

What is the CAS number of Methylcyclohexanone?

The CAS number of Methylcyclohexanone is 1331-22-2.

What are the molecular formula and molecular weight of Methylcyclohexanone?

Methylcyclohexanone has molecular formula C21H36O3 and molecular weight 336.509 g/mol.

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

Last updated:

How to cite: Jingsj. "Methylcyclohexanone (CAS 1331-22-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1523487-0 (accessed 2026-10-28).

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