Description

3-Bromo-2,3-Dihydro-Benzo[H]Chromen-4-One is a specialized brominated heterocyclic compound that serves as a valuable synthetic intermediate in advanced organic chemistry. Its unique fused chromenone structure makes it a critical building block for constructing complex molecular architectures with potential biological activity. This high-purity intermediate is essential for research and development chemists in the pharmaceutical and agrochemical sectors, particularly those focused on developing novel active ingredients.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of novel drug candidates, particularly for therapeutic areas requiring complex heterocyclic scaffolds.
• Agrochemical Research: Used in the development of new pesticides and herbicides, where the bromine atom offers a site for further functionalization.
• Organic Synthesis Building Block: Serves as a versatile starting material for synthesizing more complex chromenone and benzochromenone derivatives in academic and industrial R&D.
• Material Science Research: Potential intermediate for creating organic electronic materials or fluorescent dyes due to its conjugated chromenone core.
• Chemical Reference Standard: Used as a high-purity analytical standard for method development and quality control in chemical manufacturing.

Basic Information

Product Name	3-Bromo-2,3-Dihydro-Benzo[H]Chromen-4-One
CAS No.	93416-98-9
Molecular Formula	C₁₃H₉BrO₂
Molecular Weight	277.11 g/mol
Synonyms	3-Bromo-2,3-dihydrobenzo[h]chromen-4-one; 3-Bromodihydrobenzo[h]chromen-4-one; 4H-Benzo[h]chromen-4-one, 3-bromo-2,3-dihydro-; 3-Bromo-2,3-dihydro-4H-benzo[h]chromen-4-one; 93416-98-9; 3-Bromo-2,3-dihydrobenzo[h]chromenone
EINECS	Contact for details

Quality Control

Our 3-Bromo-2,3-Dihydro-Benzo[H]Chromen-4-One is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity. Each lot is accompanied by a comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles, verified by advanced analytical techniques including HPLC, GC-MS, and NMR. We are committed to meeting 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 area at a controlled room temperature (15-25°C). Keep away from heat, sparks, and open flame. Due to its light-sensitive nature, handling and packaging should minimize exposure to direct light.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to structure
Identification (NMR)	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.