Description

4,4'-Bis(1H-Pyrazol-4-Yl)Biphenyl, 4,4'-Di(1H-Pyrazol-4-Yl)Biphenyl CAS NO 1230878-51-9 is a high-purity, functionalized biphenyl derivative featuring two pyrazole rings, serving as a critical organic building block and ligand precursor in advanced chemical synthesis. This compound is valued for its rigid, conjugated structure, which is essential for constructing complex molecular architectures in materials science and pharmaceutical research. It is primarily needed by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and organic electronic materials sectors.

Application

• Pharmaceutical Intermediate: A key synthon for the development of novel active pharmaceutical ingredients (APIs), particularly in kinase inhibitor and anticancer drug discovery.
• Metal-Organic Framework (MOF) Ligand: Used as a bridging ligand to construct porous coordination polymers and MOFs for gas storage, separation, and catalysis.
• Organic Semiconductor Precursor: Serves as a core unit in the synthesis of conjugated polymers and small molecules for organic light-emitting diodes (OLEDs) and field-effect transistors (OFETs).
• Agrochemical Research: Employed as a building block for creating new herbicides and fungicides with targeted modes of action.
• Coordination Chemistry: Acts as a chelating or bridging ligand for transition metals, forming complexes used in homogeneous catalysis and photophysical studies.
• Polymer Modification: Incorporated into polymer backbones to enhance thermal stability, rigidity, and electronic properties of high-performance engineering plastics.

Basic Information

Item	Details
Product Name	4,4'-Bis(1H-Pyrazol-4-Yl)Biphenyl, 4,4'-Di(1H-Pyrazol-4-Yl)Biphenyl
CAS No.	1230878-51-9
Molecular Formula	C18H14N4
Molecular Weight	286.33 g/mol
Synonyms	4,4'-Di(1H-pyrazol-4-yl)-1,1'-biphenyl; 4,4'-Bipyrazole; 4,4'-(Biphenyl-4,4'-diyl)dipyrazole; 4,4'-Bis(pyrazol-4-yl)biphenyl; [1,1'-Biphenyl]-4,4'-diylbis-1H-pyrazole; BPDHP; 4,4'-BPZBP; 4,4'-Dipyrazolylbiphenyl
EINECS	Contact for details

Quality Control

Our 4,4'-Bis(1H-Pyrazol-4-Yl)Biphenyl is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and NMR for structural confirmation, to ensure compliance with stringent in-house specifications. Certificates of Analysis (COA) detailing identity, purity, and impurity profiles are available upon request to support your quality assurance and regulatory documentation.

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). The compound is light-sensitive and should be handled under inert atmosphere for long-term storage to prevent potential degradation.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (HPLC)	Conforms
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 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.