Description

3-Amino-5-Phenylpyrazole is a versatile heterocyclic aromatic amine that serves as a critical building block in advanced organic synthesis. Its unique pyrazole core functionalized with an amino and phenyl group makes it a valuable intermediate for constructing complex molecular architectures. This compound is essential for research and development chemists in the pharmaceutical, agrochemical, and material science industries seeking to develop new active ingredients and functional molecules.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders, inflammation, and oncology.
• Agrochemical Synthesis: Building block for developing new generations of herbicides, fungicides, and insecticides with improved efficacy and selectivity.
• Coordination Chemistry & Ligand Design: Used to create chelating ligands for metal complexes in catalysis, imaging agents, and materials science.
• Organic Electronic Materials: Serves as a core structure in the development of organic semiconductors, light-emitting diodes (OLEDs), and photovoltaic materials.
• Dye & Pigment Manufacturing: Intermediate for synthesizing specialized azo dyes and high-performance pigments.
• Research & Development: Fundamental scaffold in medicinal chemistry and chemical biology for structure-activity relationship (SAR) studies and library synthesis.

Basic Information

Product Name	3-Amino-5-Phenylpyrazole
CAS No.	1572-10-7
Molecular Formula	C9H9N3
Molecular Weight	159.19 g/mol
Synonyms	5-Phenyl-1H-pyrazol-3-amine; 3-Amino-5-phenyl-1H-pyrazole; 5-Phenyl-3-pyrazolamine; 1H-Pyrazol-3-amine, 5-phenyl-; 3-Pyrazolamine, 5-phenyl-; 5-Phenylpyrazol-3-ylamine; 3-Amino-5-phenylpyrazole
EINECS	216-382-6

Quality Control

Our 3-Amino-5-Phenylpyrazole is manufactured under a strict quality management system. Every batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency. We provide a detailed Certificate of Analysis (COA) with each shipment, which includes results from HPLC, NMR, and other relevant spectroscopic and chromatographic methods. Our commitment to quality assurance ensures reliable performance in your most demanding synthetic applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	158 - 162 °C
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.