Description

1,3-Bis(3-Formylphenylethynyl)Benzene is a high-purity, functionalized aromatic dialdehyde building block featuring a rigid, conjugated ethynyl-linked structure. This compound is valued for its role as a key precursor in the synthesis of advanced organic materials, particularly in the development of novel polymers and macrocycles. It is essential for researchers and manufacturers in the fields of organic electronics, pharmaceutical intermediates, and specialty polymer chemistry who require precise molecular architectures.

Application

• Organic Electronic Materials: A critical monomer for synthesizing conjugated polymers and small molecules used in Organic Light-Emitting Diodes (OLEDs) and Organic Photovoltaics (OPVs).
• Pharmaceutical Intermediates: Serves as a versatile building block for creating complex molecular scaffolds in medicinal chemistry and drug discovery.
• Metal-Organic Frameworks (MOFs): Used as an organic linker ligand to construct porous coordination polymers with tailored properties for gas storage or catalysis.
• Macrocyclic Chemistry: Employed in the synthesis of shape-persistent macrocycles and molecular cages due to its rigid, angular geometry.
• Cross-coupling Reactions: The ethynyl groups act as handles for Sonogashira and other palladium-catalyzed coupling reactions to extend π-conjugation.
• Liquid Crystal Materials: A precursor for mesogenic compounds requiring a rigid, linear core with terminal reactive aldehyde groups.
• Sensor Development: Functionalized to create fluorescent chemosensors and probes for chemical detection.
• Academic & Industrial R&D: A valuable reagent for fundamental research in materials science and synthetic organic chemistry.

Basic Information

Item	Details
Product Name	1,3-Bis(3-Formylphenylethynyl)Benzene
CAS No.	909103-57-7
Molecular Formula	C24H14O2
Molecular Weight	334.37 g/mol
Synonyms	1,3-Bis(3-Formylphenylethynyl)Benzene; 1,3-Di(3-formylphenylethynyl)benzene; 1,3-Bis[(3-formylphenyl)ethynyl]benzene; 3,3'-(1,3-Phenylenediethylnylene)dibenzaldehyde; 1,3-Bis(3-formylphenylethynyl)benzene; 1,3-Bis(3-carbaldehydephenylethynyl)benzene; [1,1':3',1''-Terphenyl]-3,3''-dicarboxaldehyde, 5',5''-diethynyl-; Contact for details on additional trade names.
EINECS	Contact for details

Quality Control

Our 1,3-Bis(3-Formylphenylethynyl)Benzene is manufactured under strict quality protocols to ensure batch-to-batch consistency and high purity for research and industrial applications. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing key parameters such as purity, identity, and impurity profiles. Our quality systems are designed to meet the rigorous demands of advanced material synthesis and pharmaceutical intermediate production.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at room temperature (15-25°C) under an inert atmosphere (e.g., nitrogen or argon) to prevent oxidation. Keep away from heat and incompatible materials.

Specification

Item	Specification
Appearance	Yellow to light brown crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Heavy Metals	< 20 ppm
Residual Solvents (GC)	Complies with ICH guidelines
Water Content (KF)	< 0.5%

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