Description

4,4'-(Ethene-1,2-Diyl)Dibenzaldehyde is a high-purity organic building block featuring a central ethene bridge connecting two benzaldehyde groups. This compound matters as a versatile and critical intermediate for synthesizing advanced functional materials, including conjugated polymers, liquid crystals, and photoactive compounds. It is primarily needed by R&D chemists and process engineers in the pharmaceutical, agrochemical, and specialty polymer industries for constructing complex molecular architectures.

Application

• Organic Synthesis Intermediate: A key precursor for the preparation of stilbene derivatives, Schiff bases, and other functionalized organic molecules.
• Material Science Research: Serves as a fundamental building block for the synthesis of conjugated polymers and organic semiconductors used in OLEDs and photovoltaic devices.
• Liquid Crystal Production: Used in the manufacture of nematic and smectic liquid crystal compounds for display technologies.
• Pharmaceutical Intermediates: Employed in the research and development of novel active pharmaceutical ingredients (APIs) and drug candidates.
• Agrochemical Synthesis: Acts as an intermediate in the production of certain herbicides and plant growth regulators.
• Fluorescent Dye & Probe Synthesis: Utilized to create fluorescent markers and molecular probes for biochemical and diagnostic applications.
• Cross-linking Agent: Can function as a cross-linker in polymer chemistry due to its reactive aldehyde groups.
• Academic & Industrial R&D: A valuable reagent for exploratory chemistry and the development of new synthetic methodologies.

Basic Information

Product Name	4,4'-(Ethene-1,2-Diyl)Dibenzaldehyde
CAS No.	4720-99-4
Molecular Formula	C16H12O2
Molecular Weight	236.27 g/mol
Synonyms	4,4'-Vinylenedibenzaldehyde; 4,4'-(1,2-Ethenediyl)bis[benzaldehyde]; 4,4'-Stilbenedicarboxaldehyde; p,p'-Stilbenedicarboxaldehyde; 1,1'-(Ethene-1,2-diyl)bis(4-formylbenzene); trans-4,4'-Stilbenedicarboxaldehyde; 4,4'-(E)-Ethene-1,2-diyl)dibenzaldehyde; Benzaldehyde, 4,4'-(1,2-ethenediyl)bis-
EINECS	225-199-5

Quality Control

Our 4,4'-(Ethene-1,2-Diyl)Dibenzaldehyde is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation via FT-IR and NMR, to ensure it meets the high standards required for research and industrial synthesis. A comprehensive Certificate of Analysis (COA) detailing all test results is provided with every shipment.

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). This product is easily oxidized and should be handled under an inert atmosphere for long-term storage or after opening to maintain purity.

Specification

Item	Specification
Appearance	Yellow to light yellow crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
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.