Description

Benzoic Acid, 4,4',4'',4''',4'''',4'''''-(1,2,3,4,5,6-Benzenehexaylhexa-2,1-Ethynediyl)Hexakis- (9Ci) is a complex, multi-branched aromatic compound characterized by a central benzene core symmetrically functionalized with six benzoic acid groups via ethynediyl linkers. This highly conjugated structure is of significant interest for advanced material science, offering unique electronic and photophysical properties. It serves as a sophisticated building block for researchers and manufacturers in the fields of organic electronics, polymer chemistry, and nanotechnology.

Application

• Organic Semiconductor Precursor: A key monomer for synthesizing conjugated polymers and small molecules used in organic light-emitting diodes (OLEDs), organic photovoltaics (OPVs), and field-effect transistors (OFETs).
• Dendrimer & Hyperbranched Polymer Synthesis: Acts as a core unit for constructing star-shaped or dendritic macromolecules with precise architecture for specialty coatings and drug delivery systems.
• Metal-Organic Framework (MOF) Ligand: Utilized as a multi-dentate organic linker to create novel porous coordination polymers for gas storage, separation, and catalysis.
• Non-Linear Optical (NLO) Materials: Investigated for applications in photonics and electro-optics due to its extended π-conjugation and potential for high hyperpolarizability.
• Chemical Sensor Development: Serves as a functional component in the design of fluorescent or colorimetric sensors for detecting specific ions or molecules.
• Advanced Composite Materials: Incorporated into high-performance resins and composites to enhance thermal stability and mechanical properties.

Basic Information

Item	Details
Product Name	Benzoic Acid, 4,4',4'',4''',4'''',4'''''-(1,2,3,4,5,6-Benzenehexaylhexa-2,1-Ethynediyl)Hexakis- (9Ci)
CAS No.	684216-81-7
Molecular Formula	C54H30O12
Molecular Weight	846.81 g/mol
Synonyms	Hexakis(4-carboxyphenylethynyl)benzene; 1,2,3,4,5,6-Hexakis(4-carboxyphenylethynyl)benzene; Benzoic acid, hexakis(4-ethynylphenyl) ester derivative; Benzene-1,2,3,4,5,6-hexaylhexakis(4,1-phenylene-2,1-ethynediyl)hexabenzoate (related structure); Star-shaped hexa-substituted benzoic acid derivative; HCPB (abbreviation); Multifunctional aromatic carboxylic acid linker
EINECS	Contact for details

Quality Control

Our production of this advanced intermediate adheres to stringent quality protocols to ensure batch-to-batch consistency and high purity, which is critical for reproducible research and material performance. Each lot is characterized using advanced analytical techniques including HPLC, NMR, and mass spectrometry. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles 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 compound is light-sensitive (store away from light). Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	Off-white to light yellow powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 95.0%
Melting Point	Contact for details
Heavy Metals	< 20 ppm
Residue on Ignition	< 0.5%
Solubility	Soluble in common polar organic solvents (e.g., DMF, DMSO)

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