Description

2-Bromo-7-Chloro-3,4-Dihydronaphthalen-1(2H)-One is a high-purity halogenated dihydronaphthalenone derivative, serving as a critical advanced intermediate in modern organic synthesis. Its unique fused-ring structure with bromine and chlorine substituents makes it a versatile building block for constructing complex molecular architectures. This compound is primarily utilized by research institutions and pharmaceutical manufacturers for the development of novel active pharmaceutical ingredients (APIs) and functional materials.

Application

• Pharmaceutical Intermediate: A key synthon in the research and development of new therapeutic agents, particularly for central nervous system (CNS) and anti-inflammatory targets.
• Agrochemical Synthesis: Used in the preparation of advanced pesticide and herbicide candidates, leveraging its halogenated structure for bioactivity.
• Material Science Research: Serves as a precursor for organic electronic materials, including charge-transport molecules and photoactive compounds.
• Academic & R&D: Employed in university and industrial laboratories for methodological studies in cross-coupling reactions and ring-forming transformations.
• Fine Chemical Production: Integral to the custom synthesis of specialty chemicals and complex fragrance or flavor ingredients.

Basic Information

Product Name	2-Bromo-7-Chloro-3,4-Dihydronaphthalen-1(2H)-One
CAS No.	56820-57-6
Molecular Formula	C10H8BrClO
Molecular Weight	259.53 g/mol
Synonyms	2-Bromo-7-chloro-1-tetralone; 2-Bromo-7-chloro-3,4-dihydro-1(2H)-naphthalenone; 7-Chloro-2-bromo-1-tetralone; 1(2H)-Naphthalenone, 2-bromo-7-chloro-3,4-dihydro-; 2-Bromo-7-chloro-3,4-dihydro-1H-naphthalen-1-one; 2-Bromo-7-chloro-α-tetralone; NSC 403119
EINECS	Contact for details

Quality Control

Our 2-Bromo-7-Chloro-3,4-Dihydronaphthalen-1(2H)-One is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC, GC, and NMR, to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing all specifications are provided with every shipment. We adhere to cGMP principles where applicable to support our clients in regulated industries.

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 heat, open flames, and incompatible materials. The container should be kept tightly sealed to prevent moisture absorption and contamination.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference
Assay (HPLC)	≥ 98.0%
Related Substances (HPLC)	Total impurities ≤ 2.0%
Any single impurity	≤ 0.5%
Residual Solvents (GC)	Meets ICH guidelines
Loss on Drying	≤ 0.5%

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