Description

2-Butenoic Acid, 4-(Formylamino)-4-Oxo-, (E)- is a specialized organic compound featuring both an α,β-unsaturated carboxylic acid and a formylamino-ketone functional group. This unique molecular architecture makes it a valuable high-purity intermediate for advanced chemical synthesis, particularly in the development of novel active pharmaceutical ingredients (APIs) and fine chemicals. It is primarily sought by research institutions, pharmaceutical developers, and specialty chemical manufacturers engaged in cutting-edge organic and medicinal chemistry projects.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of complex drug molecules and active pharmaceutical ingredients (APIs).
• Organic Synthesis Reagent: Used in advanced organic reactions, including Michael additions and amide coupling, to construct complex molecular frameworks.
• Biochemical Research: Serves as a precursor or standard in biochemical studies and proteomics research due to its reactive functional groups.
• Agrochemical Development: Employed in the research and synthesis of novel crop protection agents and herbicides.
• Material Science: Potential monomer or cross-linking agent in the development of specialty polymers with tailored properties.

Basic Information

Product Name	2-Butenoic Acid, 4-(Formylamino)-4-Oxo-, (E)-
CAS No.	6626-94-4
Molecular Formula	C5H5NO4
Molecular Weight	143.10 g/mol
Synonyms	(E)-4-(Formylamino)-4-oxo-2-butenoic acid; N-Formylfumaramic acid; Fumaramic acid, N-formyl-; 4-(Formylamino)-4-oxobut-2-enoic acid; 2-Butenoic acid, 4-(formylamino)-4-oxo-, (E)-; trans-4-(Formylamino)-4-oxo-2-butenoic acid; Fumaroylformamide (obsolete); 6626-94-4
EINECS	229-593-4

Quality Control

Our high-purity 2-Butenoic Acid, 4-(Formylamino)-4-Oxo-, (E)- is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and IR spectroscopy, to confirm identity, purity, and conformance to specifications. A comprehensive Certificate of Analysis (COA) detailing all test results is provided with every shipment to ensure full traceability and support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled room temperature (typically 15-25°C). This compound is moisture-sensitive (hygroscopic) and should be handled under an inert atmosphere for prolonged storage to maintain stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference standard
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 10 ppm

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