N-(1-Methoxy-4-oxo-2,5-cyclohexadien-1-yl)acetamide

N-(1-甲氧基-4-氧代-2,5-环己二烯)-乙酰胺

Also known as: 4-acetamido-4-methoxy-2,5-cyclohexadienone, acetamide, N-(1-methoxy-4-oxo-2,5-cyclohexadien-1-yl)-, N-(1-methoxy-4-oxocyclohexa-2,5-dien-1-yl)acetamide

N-(1-Methoxy-4-oxo-2,5-cyclohexadien-1-yl)acetamide (CAS 139356-93-7) is a compound in the Organic Bases category listed in the Jingsj chemical database. It has the molecular formula C9H11NO3 and a molecular weight of 181.18900 g/mol. It is also known as 4-acetamido-4-methoxy-2,5-cyclohexadienone, acetamide, N-(1-methoxy-4-oxo-2,5-cyclohexadien-1-yl)- and N-(1-methoxy-4-oxocyclohexa-2,5-dien-1-yl)acetamide. Key properties include a boiling point of 414.4ºC at 760 mmHg, a density of 1.17g/cm3 and a flash point of 204.4ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
139356-93-7
Jingsj CID
J-1083091-2
Molecular Formula
C9H11NO3
Chinese Name
N-(1-甲氧基-4-氧代-2,5-环己二烯)-乙酰胺
Molecular Weight
181.18900 g/mol
Category
Organic Bases
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point414.4ºC at 760 mmHg
Density1.17g/cm3
Flash Point204.4ºC

Frequently Asked Questions

What is the CAS number of N-(1-Methoxy-4-oxo-2,5-cyclohexadien-1-yl)acetamide?

The CAS number of N-(1-Methoxy-4-oxo-2,5-cyclohexadien-1-yl)acetamide is 139356-93-7.

What are the molecular formula and molecular weight of N-(1-Methoxy-4-oxo-2,5-cyclohexadien-1-yl)acetamide?

N-(1-Methoxy-4-oxo-2,5-cyclohexadien-1-yl)acetamide has molecular formula C9H11NO3 and molecular weight 181.18900 g/mol.

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

Last updated:

How to cite: Jingsj. "N-(1-Methoxy-4-oxo-2,5-cyclohexadien-1-yl)acetamide (CAS 139356-93-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1083091-2 (accessed 2026-10-24).

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