Description

(E)-4-{4-[(Ethylanilino)Carbonyl]Anilino}-4-Oxo-2-Butenoic Acid is a specialized organic compound featuring a conjugated butenoic acid structure linked to an ethylanilino carbonyl anilino moiety. This molecular architecture makes it a valuable high-purity intermediate for advanced chemical synthesis, particularly in the development of active pharmaceutical ingredients (APIs) and functional materials. It is primarily sought by research institutions, pharmaceutical R&D laboratories, and fine chemical manufacturers engaged in cutting-edge organic and medicinal chemistry projects.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of novel drug candidates, particularly those targeting specific enzymatic pathways.
• Organic Synthesis Reagent: Used in the preparation of complex molecules for research and development in academic and industrial settings.
• Chemical Research: Serves as a standard or reference compound in analytical method development and structure-activity relationship (SAR) studies.
• Material Science Precursor: Potential use in the synthesis of organic semiconductors or advanced polymers with specific electronic properties.
• Bioconjugation Chemistry: The reactive acid group allows for coupling reactions, useful in creating labeled compounds or probes.

Basic Information

Item	Details
Product Name	(E)-4-{4-[(Ethylanilino)Carbonyl]Anilino}-4-Oxo-2-Butenoic Acid
CAS No.	941420-42-4
Molecular Formula	C19H18N2O4
Molecular Weight	338.36 g/mol
Synonyms	(E)-4-(4-((Ethylphenylamino)carbonyl)phenylamino)-4-oxobut-2-enoic acid; 4-[4-[(Ethylphenylcarbamoyl)amino]phenyl]-4-oxobut-2-enoic acid; 941420-42-4; 4-Oxo-4-[4-[[(ethylamino)carbonyl]amino]phenyl]-2-butenoic acid; (2E)-4-[4-[(ethylphenylcarbamoyl)amino]phenyl]-4-oxo-2-butenoic acid
EINECS	Contact for details

Quality Control

We maintain a rigorous quality management system to ensure the integrity of our high-purity intermediates. Each batch of (E)-4-{4-[(Ethylanilino)Carbonyl]Anilino}-4-Oxo-2-Butenoic Acid is subjected to comprehensive analytical testing, including HPLC, NMR, and mass spectrometry, to confirm identity and purity. A Certificate of Analysis (COA) detailing all test results is provided with every shipment. Our processes are designed to meet the stringent requirements of GMP and ISO standards for research and pharmaceutical-grade materials.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (typically 15-25°C). This compound may be light-sensitive and should be handled under appropriate conditions to maintain stability.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.