Description

[1,1':3',1''-Terphenyl]-4,4''-Dicarboxaldehyde, 5'-Bromo- is a high-purity, functionalized terphenyl derivative designed for advanced material synthesis. This compound is a critical building block in organic electronics and pharmaceutical research, where precise molecular architecture is paramount. It is primarily utilized by R&D chemists and process engineers in the fields of organic semiconductors, liquid crystals, and as a key intermediate for active pharmaceutical ingredients (APIs).

Application

• Organic Semiconductor Precursor: Serves as a core building block for the synthesis of novel hole-transport materials (HTMs) and electron-transport materials (ETMs) used in OLEDs and perovskite solar cells.
• Liquid Crystal Chemistry: Used in the development of high-performance liquid crystal mixtures for display technology, leveraging its rigid, elongated terphenyl core and functional aldehyde groups.
• Pharmaceutical Intermediate: Acts as a key synthetic intermediate in the multi-step synthesis of complex drug candidates, particularly those targeting central nervous system (CNS) disorders.
• Metal-Organic Framework (MOF) Synthesis: The dicarboxaldehyde groups provide anchoring points for constructing novel MOFs with specific pore geometries for gas storage or separation applications.
• Polymer & Dendrimer Chemistry: Employed as a monomer or cross-linking agent to create polymers and dendrimers with enhanced thermal stability and tailored optical properties.
• Fluorescent Probe & Sensor Development: Functionalized to create sensitive and selective fluorescent probes for chemical sensing and bio-imaging applications.

Basic Information

Item	Detail
Product Name	[1,1':3',1''-Terphenyl]-4,4''-Dicarboxaldehyde, 5'-Bromo-
CAS No.	754991-12-3
Molecular Formula	C20H13BrO2
Molecular Weight	365.22 g/mol
Synonyms	5'-Bromo-[1,1':3',1''-terphenyl]-4,4''-dicarboxaldehyde; 5'-Bromo-4,4''-terphenyldicarboxaldehyde; 5-Bromo-[1,1':3',1''-terphenyl]-4,4''-dicarbaldehyde; 4,4''-Dicarboxyaldehyde-5'-bromo-1,1':3',1''-terphenyl; Bromo-terphenyl dialdehyde; Br-TDA; Terphenyl dialdehyde derivative
EINECS	Contact for details

Quality Control

Every batch of [1,1':3',1''-Terphenyl]-4,4''-Dicarboxaldehyde, 5'-Bromo- undergoes rigorous analytical testing to ensure it meets the stringent purity requirements for research and development. Our quality assurance protocols include identity confirmation, purity assay, and impurity profiling using advanced techniques. A comprehensive Certificate of Analysis (COA) detailing all test results is provided with each shipment to guarantee traceability and compliance with your project specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (15-25°C). This compound is easily oxidized and should be handled under an inert atmosphere (e.g., nitrogen or argon) for long-term storage and during weighing to maintain purity and stability.

Specification

Item	Specification
Appearance	White to off-white 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

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