Description

4-Carboxycinnamic Acid is a versatile aromatic dicarboxylic acid derivative that serves as a critical building block in advanced organic synthesis. Its bifunctional structure, featuring both a carboxylic acid and a cinnamic acid moiety, makes it a valuable precursor for creating complex molecules with tailored properties. This compound is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and specialty polymer industries seeking to develop new active ingredients or functional materials.

Application

• Pharmaceutical Intermediates: Key starting material or advanced intermediate in the synthesis of novel drug candidates, particularly those targeting inflammation or metabolic disorders.
• Agrochemical Synthesis: Used in the production of herbicides, fungicides, and plant growth regulators that require specific aromatic acid frameworks.
• Liquid Crystal & OLED Materials: Serves as a core component for synthesizing organic semiconductors and liquid crystal compounds due to its rigid, planar structure and functional groups for derivatization.
• Polymer Modification: Acts as a monomer or cross-linking agent to introduce carboxylic acid functionality into polymers, enhancing adhesion, dyeability, or biocompatibility.
• Coordination Chemistry & Metal-Organic Frameworks (MOFs): Employed as an organic linker ligand for constructing MOFs and coordination polymers with potential applications in catalysis and gas storage.
• Bioconjugation & Proteomics Research: Useful for creating spacer arms or modifying biomolecules in biochemical research and diagnostic assay development.

Basic Information

Product Name	4-Carboxycinnamic Acid
CAS No.	19675-63-9
Molecular Formula	C10H8O4
Molecular Weight	192.17 g/mol
Synonyms	4-Carboxycinnamic Acid; (E)-3-(4-Carboxyphenyl)acrylic Acid; trans-4-Carboxycinnamic Acid; 3-(4-Carboxyphenyl)-2-propenoic Acid; Cinnamic Acid, 4-carboxy-; p-Carboxycinnamic Acid; 4-Carboxy-trans-cinnamic Acid; Benzoic Acid, 4-(2-carboxyethenyl)-
EINECS	Contact for details

Quality Control

Our 4-Carboxycinnamic Acid is produced under strict quality management protocols. Every batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation by IR and NMR spectroscopy, to ensure it meets the high standards required for research and industrial synthesis. Certificates of Analysis (COA) detailing batch-specific results are provided with each shipment.

Storage

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

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	285 - 295 °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.