Description

4-Chloro-5-Azaindole-3-Carbaldehyde is a high-purity, versatile heterocyclic building block of significant interest in advanced organic synthesis. This compound matters as a key intermediate for constructing complex molecular architectures, particularly in pharmaceutical research and development. It is primarily needed by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and material science industries for creating novel active ingredients and functional molecules.

Application

• Pharmaceutical Intermediate: Serves as a critical precursor in the synthesis of kinase inhibitors and other targeted therapeutic agents.
• Agrochemical Research: Used in the development of novel herbicides and fungicides with specific modes of action.
• Material Science: Acts as a building block for organic semiconductors and photoactive materials.
• Chemical Biology: Employed in the design and synthesis of molecular probes and tool compounds for biological target validation.
• Academic Research: Utilized in methodological studies and the discovery of new synthetic routes involving azaindole chemistry.
• Custom Synthesis: A starting material for contract research organizations (CROs) and CDMOs producing bespoke compounds for client projects.

Basic Information

Product Name	4-Chloro-5-Azaindole-3-Carbaldehyde
CAS No.	1190317-34-0
Molecular Formula	C8H5ClN2O
Molecular Weight	180.59 g/mol
Synonyms	4-Chloro-1H-pyrrolo[3,2-b]pyridine-3-carbaldehyde; 4-Chloro-7-azaindole-3-carboxaldehyde; 4-Chloro-1H-pyrrolo[2,3-c]pyridine-3-carbaldehyde; 4-Chloro-5-aza-1H-indole-3-carboxaldehyde; 3-Formyl-4-chloro-5-azaindole; 4-Chloro-1H-pyrrolo[3,2-b]pyridine-3-carboxaldehyde
EINECS	Contact for details

Quality Control

Our 4-Chloro-5-Azaindole-3-Carbaldehyde is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity. Each lot undergoes rigorous analytical testing, including HPLC, NMR, and mass spectrometry, to confirm identity and purity. Certificates of Analysis (COA) detailing all specifications are available upon request, supporting compliance in regulated research environments.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled room temperature (15-25°C). Due to its light-sensitive nature and propensity for oxidation, it is recommended to handle under an inert atmosphere for long-term storage and to minimize repeated exposure to air.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (HPLC)	Conforms
Identification (NMR)	Conforms
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%
Single Unknown Impurity (HPLC)	≤ 1.0%

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