Description

2,3-Dihydro-1H-Indazole CAS NO 5686-94-2 is a versatile heterocyclic organic compound belonging to the indazole class, serving as a crucial building block in advanced chemical synthesis. Its saturated pyrazole ring fused to a benzene moiety makes it a valuable intermediate for constructing more complex molecular architectures. This compound is primarily sought by the pharmaceutical, agrochemical, and material science research sectors for the development of new active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A key synthetic precursor in the research and development of novel drug candidates, particularly those targeting central nervous system (CNS) disorders, inflammation, and oncology.
• Agrochemical Synthesis: Used in the manufacture of advanced pesticides, herbicides, and fungicides, contributing to the development of new crop protection agents with improved efficacy.
• Organic Light-Emitting Diode (OLED) Materials: Acts as a core structure or functional group in the synthesis of electron-transporting or host materials for display and lighting technologies.
• Ligand in Catalysis: Serves as a precursor for nitrogen-donor ligands used in transition metal catalysis for various coupling and polymerization reactions.
• Chemical Research & Development: Employed in academic and industrial R&D labs for exploring new heterocyclic chemistry, reaction methodologies, and material properties.
• Dye and Pigment Intermediate: Utilized in the synthesis of specialized dyes and pigments due to its fused aromatic system, which can influence color and stability.

Basic Information

Product Name	2,3-Dihydro-1H-Indazole
CAS No.	5686-94-2
Molecular Formula	C7H8N2
Molecular Weight	120.15 g/mol
Synonyms	2,3-Dihydro-1H-indazole; Indazoline; 1H-Indazole, 2,3-dihydro-; 2,3-Dihydroindazole; Dihydroindazole; Indoline, 1-aza-; 1-Azaindoline; 1,2-Diazaindane
EINECS	227-137-7

Quality Control

Our 2,3-Dihydro-1H-Indazole is produced under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including HPLC, GC, NMR, and mass spectrometry, to ensure identity, purity, and consistency. A detailed Certificate of Analysis (COA) is provided with every shipment, confirming compliance with agreed specifications. We support cGMP and ISO 9001 standards for manufacturing, ensuring reliability for critical applications in pharmaceutical and advanced material supply chains.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Keep away from strong oxidizing agents and incompatible materials. For long-term storage, consider an inert atmosphere to maintain optimal purity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	95 - 99 °C
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 20 ppm

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