Description

2,5-Diphenyl-2H-Pyrazole-3-Carboxylic Acid CAS NO 964-42-1 is a heterocyclic carboxylic acid derivative that serves as a versatile and high-value synthetic intermediate. Its core value lies in its functionalized pyrazole core, which is a privileged scaffold in medicinal chemistry and material science. This compound is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and advanced materials sectors who require a reliable, high-purity building block for complex synthesis.

Application

• Pharmaceutical Intermediate: A key building block for the synthesis of novel active pharmaceutical ingredients (APIs), particularly those targeting inflammation, cancer, and central nervous system disorders.
• Agrochemical Research: Used in the development of new herbicides, fungicides, and insecticides, leveraging the bioactivity of the pyrazole moiety.
• Ligand Synthesis: Employed in coordination chemistry to create complexing agents and catalysts for industrial processes.
• Material Science Precursor: Acts as a monomer or functional additive in the synthesis of specialty polymers and organic electronic materials.
• Chemical Biology Probe Development: Utilized as a core structure for creating molecular probes to study biological pathways and enzyme functions.
• Academic & Contract Research: Serves as a critical reagent for synthetic methodology development and discovery chemistry in R&D laboratories.

Basic Information

Product Name	2,5-Diphenyl-2H-Pyrazole-3-Carboxylic Acid
CAS No.	964-42-1
Molecular Formula	C16H12N2O2
Molecular Weight	264.28 g/mol
Synonyms	3-Pyrazolecarboxylic acid, 2,5-diphenyl-; 2,5-Diphenyl-1H-pyrazole-3-carboxylic acid; 2,5-Diphenylpyrazole-3-carboxylic acid; 1H-Pyrazole-3-carboxylic acid, 2,5-diphenyl-; 2,5-Diphenyl-2H-pyrazole-3-carboxylic acid; 964-42-1; NSC 408928
EINECS	Contact for details

Quality Control

Our 2,5-Diphenyl-2H-Pyrazole-3-Carboxylic Acid is produced under strict quality management protocols. Every batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via spectroscopic methods, to ensure it meets the stringent requirements of research and industrial synthesis. A detailed Certificate of Analysis (COA) is provided with each shipment, documenting critical quality attributes.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed after opening to prevent degradation from atmospheric moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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