Description

3-Aminopyrazole CAS NO 1820-80-0 is a versatile heterocyclic organic compound featuring both an amino group and a pyrazole ring, serving as a critical building block in advanced chemical synthesis. Its bifunctional nature makes it an essential intermediate for constructing complex molecular architectures with high precision. This compound is particularly valuable for pharmaceutical research, agrochemical development, and the creation of specialty dyes and functional materials.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of various active pharmaceutical ingredients (APIs), including kinase inhibitors and other small-molecule therapeutics.
• Agrochemical Synthesis: Used in the development of novel herbicides, fungicides, and plant growth regulators.
• Coordination Chemistry & Ligand Design: Acts as a versatile ligand for metal complexes in catalysis and material science applications.
• Dye & Pigment Manufacturing: Serves as a building block for creating azo dyes and other colorants with specific properties.
• Research & Development: Employed in academic and industrial R&D for exploring new heterocyclic chemistry and bioisosteric replacements.
• Polymer Modification: Used to introduce functional pyrazole groups into polymer chains to alter material properties.

Basic Information

Product Name	3-Aminopyrazole
CAS No.	1820-80-0
Molecular Formula	C3H5N3
Molecular Weight	83.09 g/mol
Synonyms	3-Pyrazolamine; 1H-Pyrazol-3-amine; 5-Aminopyrazole; 3-Amino-1H-pyrazole; 1H-Pyrazol-5-amine; 5-Amino-1H-pyrazole; 3-Amino-pyrazole; Aminopyrazole
EINECS	217-344-8

Quality Control

Our 3-Aminopyrazole is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation, to ensure it meets the high standards required for research and industrial synthesis. Certificates of Analysis (COA) with detailed specifications are provided to guarantee traceability and batch-to-batch consistency.

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). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed to prevent degradation from atmospheric moisture.

Specification

Item	Specification
Appearance	White to light yellow crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	78 - 82 °C
Loss on Drying	≤ 1.0 %
Residue on Ignition	≤ 0.1 %

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