Description

(E)-4-(2-Carboxyvinyl)Benzoic Acid is a high-purity, bifunctional organic acid featuring a conjugated aromatic system. This compound is a valuable pharmaceutical intermediate and polymer precursor, prized for its ability to introduce both carboxylic acid and vinyl functionalities into target molecules. It is primarily utilized by manufacturers in the pharmaceutical, advanced material science, and specialty chemical synthesis sectors.

Application

• Pharmaceutical Intermediate: Key building block for synthesizing active pharmaceutical ingredients (APIs), particularly those with conjugated systems for enhanced bioactivity.
• Liquid Crystal & OLED Material Synthesis: Serves as a precursor for creating conjugated monomers and polymers used in display and lighting technologies.
• Cross-linking Agent for Polymers: Utilized in the production of specialty resins, coatings, and adhesives where carboxylic acid groups enable cross-linking reactions.
• Metal-Organic Framework (MOF) Synthesis: Acts as an organic linker due to its rigid, dicarboxylate structure for constructing porous coordination polymers.
• Organic Semiconductor Development: Used in research and production of organic electronic components due to its electron-accepting and π-conjugated properties.
• Chemical Research & Development: A versatile reagent for organic synthesis, including Diels-Alder reactions and the creation of complex molecular architectures.

Basic Information

Product Name	(E)-4-(2-Carboxyvinyl)Benzoic Acid
CAS No.	56148-65-3
Molecular Formula	C10H8O4
Molecular Weight	192.17 g/mol
Synonyms	trans-4-(2-Carboxyethenyl)benzoic acid; (E)-4-(Carboxymethylene)benzoic acid; 4-[(1E)-2-Carboxyethenyl]benzoic acid; p-Vinylidenebenzoic acid; 4-Carboxystyrene-4-carboxylic acid; Benzoic acid, 4-[(1E)-2-carboxyethenyl]-; (E)-4-(2-Carboxyvinyl)benzoic acid
EINECS	Contact for details

Quality Control

Our (E)-4-(2-Carboxyvinyl)Benzoic Acid is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and FTIR, to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing all specifications are provided with every shipment. We can support development and production needs across research, technical, and high-purity grades.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). The product is stable under these conditions but should be kept away from strong acids and organic solvents. For long-term storage, consider inert atmosphere packaging to maintain optimal purity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0% (Standard Grade)
Melting Point	260 - 265 °C (dec.)
Loss on Drying	≤ 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.