Description

Benzoic Acid, 3,3'-(1,3-Phenylenedi-2,1-Ethynediyl)Bis- is a specialized organic compound featuring a conjugated aromatic and ethynediyl backbone. This unique molecular architecture is critical for applications requiring precise electronic properties and structural rigidity. It serves as a valuable advanced intermediate in the synthesis of complex molecules for high-tech industries. Key users include R&D laboratories and manufacturers in the pharmaceutical, agrochemical, and materials science sectors.

Application

• Pharmaceutical Intermediate: Used in the research and synthesis of novel active pharmaceutical ingredients (APIs), particularly those requiring rigid, conjugated scaffolds.
• Agrochemical Synthesis: Serves as a key building block for developing new generation herbicides, fungicides, and plant growth regulators.
• Organic Electronic Materials: A precursor in the development of organic semiconductors, light-emitting diodes (OLEDs), and photovoltaic materials due to its extended π-conjugation.
• Ligand and Catalyst Development: Employed in the design of sophisticated ligands for catalysis and metal-organic frameworks (MOFs).
• Polymer Chemistry: Acts as a monomer or cross-linking agent for producing high-performance, thermally stable polymers and resins.
• Dye and Pigment Intermediate: Utilized in the synthesis of specialized dyes and pigments where color fastness and specific light-absorption properties are required.

Basic Information

Product Name	Benzoic Acid, 3,3'-(1,3-Phenylenedi-2,1-Ethynediyl)Bis-
CAS No.	1224935-34-5
Molecular Formula	C24H14O4
Molecular Weight	366.37 g/mol
Synonyms	3,3'-(1,3-Phenylenebis(ethyne-2,1-diyl))dibenzoic Acid; 1,3-Bis(3-carboxyphenylethynyl)benzene; m-Diethynylbenzene-3,3'-dicarboxylic Acid; Biphenyl-3,3'-dicarboxylic Acid Derivative; Conjugated Diarylacetylene Dicarboxylic Acid; Research Compound 1224935-34-5; Advanced Aromatic Building Block
EINECS	Contact for details

Quality Control

Our Benzoic Acid, 3,3'-(1,3-Phenylenedi-2,1-Ethynediyl)Bis- is produced under strict quality management protocols. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and FTIR, to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with every shipment, detailing all critical specifications. Our quality system is designed to support cGMP and ISO standards for reliable supply to regulated industries.

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 oxidizing agents, strong bases, and heat sources. For long-term storage, consider an inert atmosphere to maintain product integrity.

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%
Heavy Metals (as Pb)	≤ 10 ppm

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