Description

5-Amino-1H-Indazole-3-Carboxylic Acid Methyl Ester is a high-purity, versatile heterocyclic building block essential for advanced organic synthesis. This compound matters as a key intermediate in the development of novel pharmaceutical agents, particularly in the creation of kinase inhibitors and other biologically active molecules. It is primarily needed by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and fine chemical industries for constructing complex molecular architectures.

Application

• Pharmaceutical Intermediate: A critical precursor in the synthesis of targeted drug candidates, especially protein kinase inhibitors.
• Agrochemical Research: Used in the development of new active ingredients for crop protection products.
• Chemical Biology: Serves as a scaffold or probe in the study of biological pathways and target identification.
• Material Science: Potential building block for advanced organic electronic materials and functional polymers.
• Academic & Contract Research: Employed in university and CRO laboratories for method development and novel compound library synthesis.

Basic Information

Product Name	5-Amino-1H-Indazole-3-Carboxylic Acid Methyl Ester
CAS No.	660411-95-0
Molecular Formula	C9H9N3O2
Molecular Weight	191.19 g/mol
Synonyms	Methyl 5-amino-1H-indazole-3-carboxylate; 5-Amino-1H-indazole-3-carboxylic acid methyl ester; 3-Carbomethoxy-5-aminoindazole; 5-Aminoindazole-3-carboxylic acid methyl ester; 660411-95-0; Methyl 5-aminoindazole-3-carboxylate; 1H-Indazole-3-carboxylic acid, 5-amino-, methyl ester
EINECS	Contact for details

Quality Control

Our 5-Amino-1H-Indazole-3-Carboxylic Acid Methyl Ester is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation via spectroscopic methods, to ensure it meets the high standards required for research and development applications. A comprehensive Certificate of Analysis (COA) detailing all test results is provided with every shipment and is available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled 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	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 1.0%
Residue on Ignition	≤ 0.5%

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