Description

But-2-Enedioic Acid CAS NO 142852-51-5 is a high-purity organic acid compound, also known as a fumaric acid derivative, valued for its role as a versatile chemical intermediate. Its specific stereochemistry and functional groups make it a critical building block for synthesizing complex molecules in advanced research and industrial processes. This compound is essential for manufacturers and R&D laboratories in the pharmaceutical, agrochemical, and specialty chemical sectors seeking reliable, high-quality raw materials.

Application

• Pharmaceutical Intermediate: Serves as a key chiral synthon in the synthesis of active pharmaceutical ingredients (APIs) and fine chemicals.
• Agrochemical Synthesis: Used in the production of advanced herbicides, fungicides, and plant growth regulators.
• Polymer & Resin Modification: Acts as a monomer or cross-linking agent to modify the properties of specialty polymers and coatings.
• Biochemical Research: Employed as a substrate or inhibitor in enzymatic studies and metabolic pathway research.
• Food & Beverage Additive Precursor: Utilized in the controlled synthesis of food acidulants and flavor enhancers.
• Cosmetic Ingredient Synthesis: A building block for producing certain esters and compounds used in personal care formulations.

Basic Information

Product Name	But-2-Enedioic Acid
CAS No.	142852-51-5
Molecular Formula	C4H4O4
Molecular Weight	116.07 g/mol
Synonyms	(2E)-But-2-enedioic Acid; Fumaric Acid Derivative; trans-Butenedioic Acid; Allomaleic Acid; Boletic Acid; Lichenic Acid; 2-Butenedioic Acid (E)-; EINECS (Contact for details)

Quality Control

Our But-2-Enedioic Acid is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing, including identity confirmation, purity assay, and impurity profiling via techniques like HPLC and IR spectroscopy, to ensure it meets exacting research and industrial-grade specifications. A detailed Certificate of Analysis (COA) is provided with every shipment to guarantee traceability and compliance.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Keep away from strong oxidizing agents, strong bases, and sources of heat.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 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.