Description

5-Amino-1H-Pyrazole-4-Carboxylic Acid Ethyl Ester is a versatile pyrazole derivative that serves as a critical building block in advanced organic synthesis. Its unique heterocyclic structure makes it a valuable precursor for the development of pharmaceuticals, agrochemicals, and functional materials. This compound is primarily sought by research institutions and industrial manufacturers engaged in the synthesis of active pharmaceutical ingredients (APIs), crop protection agents, and specialty chemical intermediates.

Application

• Pharmaceutical Intermediate: A key synthon for the synthesis of various drug candidates, particularly those with heterocyclic cores, including kinase inhibitors and antiviral agents.
• Agrochemical Synthesis: Used in the research and production of novel herbicides, fungicides, and insecticides, leveraging its pyrazole scaffold.
• Chemical Research & Development: Serves as a versatile starting material for constructing complex molecules in medicinal chemistry and material science projects.
• Dye and Pigment Manufacturing: Acts as an intermediate in the synthesis of certain heterocyclic dyes and functional colorants.
• Coordination Chemistry: Can be utilized to create ligands for metal complexes in catalytic and sensing applications.

Basic Information

Product Name	5-Amino-1H-Pyrazole-4-Carboxylic Acid Ethyl Ester
CAS No.	19750-02-8
Molecular Formula	C6H9N3O2
Molecular Weight	155.16 g/mol
Synonyms	Ethyl 5-Amino-1H-pyrazole-4-carboxylate; 5-Amino-1H-pyrazole-4-carboxylic acid ethyl ester; 4-Carbethoxy-5-aminopyrazole; 5-Aminopyrazole-4-carboxylic Acid Ethyl Ester; Ethyl 5-Aminopyrazole-4-carboxylate; 1H-Pyrazole-4-carboxylic acid, 5-amino-, ethyl ester; 5-Amino-1H-pyrazole-4-carboxylic acid, ethyl ester
EINECS	Contact for details

Quality Control

Our 5-Amino-1H-Pyrazole-4-Carboxylic Acid Ethyl Ester is produced under strict quality management protocols. Each batch undergoes rigorous analytical testing to ensure high purity and consistency, meeting the stringent requirements for research and industrial synthesis. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment to guarantee traceability and compliance.

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 off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (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.