Description

5-(2-(4-Carboxyphenyl)Ethynyl)Benzene-1,3-Dioic Acid is a high-purity, multi-functional aromatic dicarboxylic acid derivative featuring a rigid ethynyl linker. This compound is valued for its role as a sophisticated organic building block, enabling the synthesis of advanced materials with tailored properties. It is primarily sought by R&D and production teams in the pharmaceutical, agrochemical, and specialty polymer industries for constructing complex molecular architectures.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly for targeted therapies.
• Agrochemical Synthesis: Used in the development of novel herbicides, fungicides, and plant growth regulators requiring specific structural motifs.
• Metal-Organic Framework (MOF) Construction: Serves as a versatile organic linker for creating porous coordination polymers with applications in gas storage, separation, and catalysis.
• Specialty Polymer Monomer: Enables the production of high-performance polyamides, polyimides, and polyesters with enhanced thermal stability and mechanical properties.
• Liquid Crystal & OLED Materials: Incorporated into the molecular design of advanced electronic and photonic materials due to its rigid, conjugated structure.
• Organic Semiconductor Research: Investigated as a component in the development of novel n-type or ambipolar organic semiconductor materials.

Basic Information

Product Name	5-(2-(4-Carboxyphenyl)Ethynyl)Benzene-1,3-Dioic Acid
CAS No.	1311146-60-7
Molecular Formula	C17H10O6
Molecular Weight	310.26 g/mol
Synonyms	5-[(4-Carboxyphenyl)ethynyl]isophthalic acid; 1,3-Benzenedicarboxylic acid, 5-[2-(4-carboxyphenyl)ethynyl]-; 5-(4-Carboxy-phenylethynyl)isophthalic acid; Isophthalic acid, 5-[(4-carboxyphenyl)ethynyl]-; 5-(2-(4-Carboxy-phenyl)-ethynyl)-benzene-1,3-dicarboxylic acid
EINECS	Contact for details

Quality Control

Our 5-(2-(4-Carboxyphenyl)Ethynyl)Benzene-1,3-Dioic Acid is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via spectroscopic methods, to ensure it meets exacting R&D and production standards. A detailed Certificate of Analysis (COA) is provided with every shipment to guarantee traceability, consistency, and compliance with your specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). Keep away from strong acids and incompatible organic solvents. For long-term storage, consider an inert atmosphere to maintain optimal purity.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 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.