Description

4-Bromo-3-Cyanoindole is a versatile and high-value indole derivative, serving as a critical building block in advanced organic synthesis. Its unique halogenated and nitrile-substituted structure makes it an indispensable intermediate for constructing complex molecules with tailored properties. This compound is primarily sought after by research institutions and pharmaceutical companies engaged in the development of novel active pharmaceutical ingredients (APIs), agrochemicals, and functional materials.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of potent kinase inhibitors, receptor antagonists, and other biologically active heterocyclic compounds.
• Agrochemical Research: Used in the development of new herbicides, fungicides, and plant growth regulators that require specific indole-based scaffolds.
• Material Science: Serves as a monomer or functional unit in the creation of organic semiconductors, conductive polymers, and advanced organic frameworks (MOFs/COFs).
• Chemical Biology & Proteomics: Employed as a probe or labeling agent for studying protein-ligand interactions and enzyme activity.
• Academic & Contract Research: Essential for methodological development in organic chemistry, including cross-coupling reactions and palladium-catalyzed transformations.

Basic Information

Product Name	4-Bromo-3-Cyanoindole
CAS No.	903131-13-5
Molecular Formula	C9H5BrN2
Molecular Weight	221.06 g/mol
Synonyms	3-Cyano-4-bromo-1H-indole; 4-Bromo-1H-indole-3-carbonitrile; 1H-Indole-3-carbonitrile, 4-bromo-; 4-Bromoindole-3-carbonitrile
EINECS	Contact for details

Quality Control

Our 4-Bromo-3-Cyanoindole is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via NMR and IR spectroscopy, to ensure it meets the stringent requirements of research and development applications. Certificates of Analysis (COA) detailing all specifications are available upon request.

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 such as strong oxidizing agents.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
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.