Description

4-Chloro-3-Hydroxy 1H-Indazole is a versatile heterocyclic building block of significant interest in advanced organic synthesis. This compound matters for its role as a key intermediate in the development of novel pharmaceutical agents and bioactive molecules. It is primarily needed by research institutions and manufacturers in the pharmaceutical, agrochemical, and material science industries for constructing complex molecular architectures.

Application

• Pharmaceutical Intermediate: A crucial precursor in the synthesis of kinase inhibitors and other small-molecule drug candidates targeting various therapeutic areas.
• Agrochemical Research: Serves as a building block for developing new herbicides, fungicides, and plant growth regulators.
• Chemical Biology Probe: Used in medicinal chemistry to explore protein-ligand interactions and structure-activity relationships (SAR).
• Material Science: Potential monomer or additive in the development of specialty polymers and advanced organic materials.
• Academic & Contract Research: Employed in university and CRO laboratories for novel heterocyclic chemistry and method development.

Basic Information

Product Name	4-Chloro-3-Hydroxy 1H-Indazole
CAS No.	787580-87-4
Molecular Formula	C7H5ClN2O
Molecular Weight	168.58 g/mol
Synonyms	4-Chloro-1H-indazol-3-ol; 3-Hydroxy-4-chloro-1H-indazole; 4-Chloro-3-indazolol; 4-Chloroindazol-3-ol; 1H-Indazol-3-ol, 4-chloro-; 787580-87-4; 4-Cl-3-OH-1H-Indazole
EINECS	Contact for details

Quality Control

Our 4-Chloro-3-Hydroxy 1H-Indazole is produced under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via spectroscopic methods (NMR, IR). We provide full traceability and Certificates of Analysis (COA) are available for all shipments to ensure compliance with your research and development specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at controlled room temperature (15-25°C). Keep away from incompatible materials.

Specification

Item	Specification
Appearance	Off-white to light yellow powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.5%
Heavy Metals	≤ 20 ppm

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