N-(3,4-Dichlorophenyl)maleamic acid

N-(3,4-二氯苯基)马来酸

Also known as: (Z)-4-((3,4-dichlorophenyl)amino)-4-oxobut-2-enoic acid, (Z)-4-(3,4-Dichloroanilino)-4-oxobut-2-enoic Acid, 2-Butenoic acid, 4-[(3,4-dichlorophenyl)amino]-4-oxo-, (2Z)-, 3',4'-Dichloromaleanilic acid, 4-(3,4-dichloroanilino)-4-oxobut-2-enoic acid, Maleinsaeure-mono-<3,4-dichlor-anilid>

N-(3,4-Dichlorophenyl)maleamic acid (CAS 21395-61-9) 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 (Z)-4-((3,4-dichlorophenyl)amino)-4-oxobut-2-enoic acid, (Z)-4-(3,4-Dichloroanilino)-4-oxobut-2-enoic Acid and 2-Butenoic acid, 4-[(3,4-dichlorophenyl)amino]-4-oxo-, (2Z)-. Key properties include a melting point of 205 °C, a boiling point of 488.1ºC at 760 mmHg, 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.
21395-61-9
Jingsj CID
J-25632-8
Molecular Formula
C10H7Cl2NO3
Chinese Name
N-(3,4-二氯苯基)马来酸
Molecular Weight
260.07300 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point205 °C
Boiling Point488.1ºC at 760 mmHg
Density1.551g/cm3
Flash Point249ºC

Frequently Asked Questions

What is the CAS number of N-(3,4-Dichlorophenyl)maleamic acid?

The CAS number of N-(3,4-Dichlorophenyl)maleamic acid is 21395-61-9.

What are the molecular formula and molecular weight of N-(3,4-Dichlorophenyl)maleamic acid?

N-(3,4-Dichlorophenyl)maleamic 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. "N-(3,4-Dichlorophenyl)maleamic acid (CAS 21395-61-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-25632-8 (accessed 2026-10-23).

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