hexahydro-1-methyl-3-(3-oxo-1-cyclohexen-1-yl)-2H-azepin-2-one

六氢-1-甲基-3-(3-氧代-1-环己烯-1-基)-2H-氮杂卓-2-酮

Also known as: 1-methyl-3-(3-oxo-1-cyclohexen-1-yl)-2-azepanone, 1-methyl-3-(3-oxocyclohex-1-en-1-yl)azepan-2-one, 1-methyl-3-(3-oxocyclohexen-1-yl)azepan-2-one, 2H-azepin-2-one, hexahydro-1-methyl-3-(3-oxo-1-cyclohexen-1-yl)-, hexahydro-1-methyl-3-(3-oxocyclohexen-1-yl)-2H-azepin-2-one, hexahydro-1-methyl-3-(3-oxo-cyclohex-1-enyl)azepin-2-one

hexahydro-1-methyl-3-(3-oxo-1-cyclohexen-1-yl)-2H-azepin-2-one (CAS 71556-70-2) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C13H19NO2 and a molecular weight of 221.296 g/mol. It is also known as 1-methyl-3-(3-oxo-1-cyclohexen-1-yl)-2-azepanone, 1-methyl-3-(3-oxocyclohex-1-en-1-yl)azepan-2-one and 1-methyl-3-(3-oxocyclohexen-1-yl)azepan-2-one. Key properties include a melting point of 109-110ºC, a boiling point of 402.1±45.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 184.2±21.1 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
71556-70-2
Jingsj CID
J-931417-5
Molecular Formula
C13H19NO2
Chinese Name
六氢-1-甲基-3-(3-氧代-1-环己烯-1-基)-2H-氮杂卓-2-酮
Molecular Weight
221.296 g/mol
Category
Ketones
Last updated
8/21/2026

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Physicochemical Properties

Melting Point109-110ºC
Boiling Point402.1±45.0 °C at 760 mmHg
Density1.1±0.1 g/cm3
Flash Point184.2±21.1 °C

Frequently Asked Questions

What is the CAS number of hexahydro-1-methyl-3-(3-oxo-1-cyclohexen-1-yl)-2H-azepin-2-one?

The CAS number of hexahydro-1-methyl-3-(3-oxo-1-cyclohexen-1-yl)-2H-azepin-2-one is 71556-70-2.

What are the molecular formula and molecular weight of hexahydro-1-methyl-3-(3-oxo-1-cyclohexen-1-yl)-2H-azepin-2-one?

hexahydro-1-methyl-3-(3-oxo-1-cyclohexen-1-yl)-2H-azepin-2-one has molecular formula C13H19NO2 and molecular weight 221.296 g/mol.

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

Last updated:

How to cite: Jingsj. "hexahydro-1-methyl-3-(3-oxo-1-cyclohexen-1-yl)-2H-azepin-2-one (CAS 71556-70-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-931417-5 (accessed 2026-10-22).

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