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(2E)-4-[(3,4-dichlorophenyl)amino]-4-oxobut-2-enoic acid

(E)-4-[(3,4-二氯苯基)氨基]-4-氧代丁-2-烯酸

Also known as: N-(3,4-DICHLOROPHENYL)MALEAMIC ACID, 4-(3,4-dichloroanilino)-4-oxobut-2-enoic acid, 2-Butenoic acid,4-[(3,4-dichlorophenyl)amino]-4-oxo-, (2E)-

(2E)-4-[(3,4-dichlorophenyl)amino]-4-oxobut-2-enoic acid (CAS 54012-56-5) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C10H7Cl2NO3 and a molecular weight of 260.07300 g/mol. It is also known as N-(3,4-DICHLOROPHENYL)MALEAMIC ACID, 4-(3,4-dichloroanilino)-4-oxobut-2-enoic acid and 2-Butenoic acid,4-[(3,4-dichlorophenyl)amino]-4-oxo-, (2E)-. Key properties include a melting point of 205ºC, a boiling point of 488.1ºC at 760mmHg, a density of 1.551g/cm3 and a flash point of 249ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
54012-56-5
Jingsj CID
J-1515355-5
Molecular Formula
C10H7Cl2NO3
Chinese Name
(E)-4-[(3,4-二氯苯基)氨基]-4-氧代丁-2-烯酸
Molecular Weight
260.07300 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point205ºC
Boiling Point488.1ºC at 760mmHg
Density1.551g/cm3
Flash Point249ºC

Frequently Asked Questions

What is the CAS number of (2E)-4-[(3,4-dichlorophenyl)amino]-4-oxobut-2-enoic acid?

The CAS number of (2E)-4-[(3,4-dichlorophenyl)amino]-4-oxobut-2-enoic acid is 54012-56-5.

What are the molecular formula and molecular weight of (2E)-4-[(3,4-dichlorophenyl)amino]-4-oxobut-2-enoic acid?

(2E)-4-[(3,4-dichlorophenyl)amino]-4-oxobut-2-enoic acid has molecular formula C10H7Cl2NO3 and molecular weight 260.07300 g/mol.

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

Last updated:

How to cite: Jingsj. "(2E)-4-[(3,4-dichlorophenyl)amino]-4-oxobut-2-enoic acid (CAS 54012-56-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1515355-5 (accessed 2026-10-25).

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