Description

4-Amino-1H-Indazole-3-Carboxylic Acid is a high-purity, multi-functional heterocyclic building block essential for advanced organic synthesis. Its molecular structure, featuring both an amino and a carboxylic acid group on the indazole core, makes it a versatile intermediate for constructing complex pharmacologically active molecules. This compound is primarily sought after by research institutions and pharmaceutical companies engaged in the development of new active pharmaceutical ingredients (APIs) and fine chemicals.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of kinase inhibitors, anticancer agents, and other novel therapeutic compounds.
• Agrochemical Research: Used in the development of new herbicides and pesticides with specific biological activity.
• Chemical Biology & Proteomics: Serves as a scaffold or linker for designing molecular probes and enzyme inhibitors.
• Material Science: Potential building block for advanced organic materials and ligands in coordination chemistry.
• Contract Research & Development (CRO/CMO): Supplied to organizations specializing in custom synthesis and process development.

Basic Information

Product Name	4-Amino-1H-Indazole-3-Carboxylic Acid
CAS No.	81115-63-1
Molecular Formula	C8H7N3O2
Molecular Weight	177.16 g/mol
Synonyms	4-Amino-1H-indazole-3-carboxylic acid; 3-Carboxy-1H-indazol-4-amine; 4-Aminoindazole-3-carboxylic acid; 1H-Indazole-3-carboxylic acid, 4-amino-; 4-Amino-1H-indazole-3-carboxylic acid; 81115-63-1; 4-Aminoindazole-3-carboxylic acid
EINECS	Contact for details

Quality Control

Every batch of 4-Amino-1H-Indazole-3-Carboxylic Acid is manufactured under strict quality management systems. Our products undergo rigorous analytical testing, including HPLC, NMR, and mass spectrometry, to ensure high purity and batch-to-batch consistency. Certificates of Analysis (COA) detailing all specifications are available upon request to support your quality assurance and regulatory documentation needs.

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). 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	Off-white to light yellow 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.