Description

6-Bromo-3,4-Dihydro-4-Phenyl-2H-1-Benzopyran-2-One is a high-purity, specialized organic intermediate belonging to the chromanone class of compounds. This molecule matters for its role as a versatile building block in advanced pharmaceutical and agrochemical research and development. It is primarily needed by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and fine chemical industries for synthesizing novel active compounds.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of potential drug candidates, particularly those targeting central nervous system (CNS) disorders, cardiovascular diseases, or possessing anti-inflammatory properties.
• Agrochemical Research: Used in the development of new pesticides, herbicides, or fungicides, leveraging its brominated chromanone scaffold for bioactivity.
• Material Science Chemistry: Serves as a building block for creating novel organic materials, such as liquid crystals or organic semiconductors, where its specific bromine substitution pattern is critical.
• Academic & Contract Research: Essential for universities and CROs (Contract Research Organizations) conducting fundamental research in synthetic organic chemistry and medicinal chemistry.
• Custom Synthesis & Scale-Up: A starting material for custom synthesis projects, supporting process optimization and pilot-scale production for client-specific molecules.

Basic Information

Product Name	6-Bromo-3,4-Dihydro-4-Phenyl-2H-1-Benzopyran-2-One
CAS No.	156755-23-6
Molecular Formula	C15H11BrO2
Molecular Weight	303.15 g/mol
Synonyms	6-Bromo-4-phenylchroman-2-one; 6-Bromo-4-phenyl-2-chromanone; 6-Bromo-4-phenyl-3,4-dihydro-2H-1-benzopyran-2-one; 6-Bromo-4-phenyl-3,4-dihydrocoumarin; 6-Bromoflavanone (common name); 6-Bromo-4-phenyl-2H-chromen-2-one (tautomer); 156755-23-6 (CAS); 6-Bromo-4-phenyl-3,4-dihydro-2H-chromen-2-one
EINECS	Contact for details

Quality Control

Our 6-Bromo-3,4-Dihydro-4-Phenyl-2H-1-Benzopyran-2-One is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing, including HPLC, NMR, and GC-MS, to ensure identity, purity, and consistency. A comprehensive Certificate of Analysis (COA) detailing all specifications is provided with each shipment to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). Keep away from incompatible materials. The compound is light-sensitive and should be handled under appropriate conditions to maintain stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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