Description

(E)-2-Butene-1,2,4-Tricarboxylic Acid CAS NO 28791-67-5 is a high-purity, unsaturated tricarboxylic acid derivative with significant utility as a versatile chemical intermediate. Its unique structure, featuring both carboxylic acid functionalities and an alkene group, makes it a valuable building block for synthesizing complex molecules, including polymers, resins, and specialty fine chemicals. This compound is essential for research and development laboratories, pharmaceutical synthesis, and industrial-scale production of advanced materials where precise molecular architecture is required.

Application

• Polymer & Resin Synthesis: Serves as a key monomer or cross-linking agent for producing specialty polyesters, polyamides, and alkyd resins, imparting specific properties like flexibility or chemical resistance.
• Pharmaceutical Intermediates: Used in the synthesis of active pharmaceutical ingredients (APIs) and complex drug molecules, leveraging its reactive sites for constructing specific pharmacophores.
• Fine Chemical & Agrochemical Production: Acts as a crucial precursor in the manufacture of complex fine chemicals, dyes, and agrochemical agents.
• Chelating Agent Precursor: Its multiple carboxyl groups make it a suitable starting material for synthesizing novel chelating agents and metal ion sequestrants.
• Corrosion Inhibitor Formulation: Utilized in the development of advanced corrosion inhibitor packages for industrial water treatment and metalworking fluids.
• Adhesive & Coating Additives: Incorporated into formulations to enhance the performance characteristics of adhesives, inks, and specialty coatings.
• Academic & Industrial R&D: Employed as a standard or building block in chemical research for developing new synthetic methodologies and novel compounds.

Basic Information

Product Name	(E)-2-Butene-1,2,4-Tricarboxylic Acid
CAS No.	28791-67-5
Molecular Formula	C7H8O6
Molecular Weight	188.13 g/mol
Synonyms	trans-2-Butene-1,2,4-Tricarboxylic Acid; (E)-But-2-ene-1,2,4-Tricarboxylic Acid; 2-Butene-1,2,4-Tricarboxylic Acid; Allomaleic Acid; trans-Aconitic Acid (isomer); 1-Propene-1,2,3-Tricarboxylic Acid (tautomer); NSC 163983
EINECS	Contact for details

Quality Control

Our (E)-2-Butene-1,2,4-Tricarboxylic Acid is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing to ensure high purity, identity, and consistency, meeting the stringent requirements of industrial and research applications. Certificates of Analysis (COA) detailing purity, assay, and impurity profiles are available upon request to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at ambient temperature (15-25°C). Due to its acidic nature and sensitivity, keep away from strong bases, oxidizing agents, and incompatible materials. Handle and store in accordance with all applicable local and international regulations.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 1.0%
Heavy Metals	≤ 20 ppm
Residue on Ignition	≤ 0.1%

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