Description

4-Chloro-5-Azaindole is a high-value nitrogen-containing heterocyclic building block, essential for advanced organic synthesis. Its unique fused ring structure with a chlorine substituent makes it a critical intermediate for constructing complex molecules with tailored biological and electronic properties. This compound is primarily sought after by pharmaceutical and agrochemical research organizations for the development of novel active ingredients.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of kinase inhibitors and other small molecule drug candidates targeting various therapeutic areas.
• Agrochemical Research: Used in the development of new herbicides, fungicides, and plant growth regulators.
• Material Science: Serves as a building block for organic semiconductors, ligands for catalysis, and specialty polymers.
• Chemical Synthesis: A versatile scaffold for constructing more complex indole and azaindole derivatives through cross-coupling and functional group transformations.
• Biochemical Research: Used as a probe or standard in biochemical assays and as a core structure in fluorescent dyes.

Basic Information

Product Name	4-Chloro-5-Azaindole
CAS No.	60290-21-3
Molecular Formula	C7H5ClN2
Molecular Weight	152.58 g/mol
Synonyms	4-Chloro-1H-pyrrolo[3,2-b]pyridine; 4-Chloro-7-azaindole; 4-Chloro-1H-pyrrolo[3,2-b]pyridine; 4-Chloro-5-aza-1H-indole; 5-Azaindole, 4-chloro-; 1H-Pyrrolo[3,2-b]pyridine, 4-chloro-
EINECS	Contact for details

Quality Control

Our 4-Chloro-5-Azaindole is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity. We provide comprehensive analytical data, including HPLC purity, identity confirmation (IR, NMR), and residual solvent analysis. Certificates of Analysis (COA) are available for every batch and supplied upon request to meet the stringent requirements of research and development applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated place at room temperature (15-25°C). This product is hygroscopic (moisture-sensitive) and should be handled under dry conditions to prevent degradation.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
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.