Description

1H-Indazole CAS NO 271-38-5 is a versatile heterocyclic aromatic compound featuring a fused benzene and pyrazole ring system. This nitrogen-containing scaffold is of significant commercial and research interest as a key building block in medicinal chemistry and advanced material synthesis. It is primarily utilized by pharmaceutical R&D teams, agrochemical manufacturers, and specialty chemical producers for developing novel active ingredients and functional intermediates.

Application

• Pharmaceutical Intermediate: A crucial precursor in the synthesis of various drug candidates, particularly kinase inhibitors and other biologically active molecules.
• Agrochemical Synthesis: Used in the development of new pesticides and herbicides, leveraging its heterocyclic structure for bioactivity.
• Material Science Research: Serves as a building block for organic ligands in catalysis and for creating novel polymers or organic electronic materials.
• Chemical Biology & Proteomics: Employed as a scaffold for designing molecular probes and enzyme inhibitors to study biological pathways.
• Dye & Pigment Industry: Acts as an intermediate in the synthesis of certain specialty dyes and colorants.
• Academic & Contract Research: A fundamental reagent for methodological development and discovery chemistry in university and CRO laboratories.

Basic Information

Product Name	1H-Indazole
CAS No.	271-38-5
Molecular Formula	C7H6N2
Molecular Weight	118.14 g/mol
Synonyms	1H-Indazole; Indazole; Benzopyrazole; 1,2-Benzodiazole; Isoindazone; 2,3-Benzodiazole; 1H-Benzopyrazole; 1,2-Diazaindene
EINECS	205-983-1

Quality Control

Our 1H-Indazole is manufactured under a strict quality management system. Each batch undergoes comprehensive 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) detailing all specifications are provided and available upon request to support your quality assurance protocols.

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 incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	147 - 150 °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.