Description

5-Bromo-7-Methoxy-3,4-Dihydro-2H-1-Benzopyran-4-One is a high-purity, functionalized benzopyranone derivative, a crucial scaffold in modern organic synthesis. This compound matters as a versatile and valuable pharmaceutical intermediate for constructing complex molecules with potential biological activity. It is primarily needed by R&D chemists and process development teams in the pharmaceutical, agrochemical, and fine chemical industries for drug discovery and advanced material synthesis.

Application

• Pharmaceutical Intermediate: A key building block for the synthesis of novel active pharmaceutical ingredients (APIs), particularly in therapeutic areas targeting central nervous system (CNS) disorders and inflammation.
• Agrochemical Research: Used in the development of new herbicides, fungicides, and plant growth regulators, leveraging its heterocyclic core structure.
• Organic Synthesis Reagent: Serves as a precursor for synthesizing more complex chromone and flavone analogs in academic and industrial research laboratories.
• Material Science: Investigated as a monomer or functional additive for creating specialty polymers and advanced organic materials with specific optical or electronic properties.
• Chemical Biology Probe: Utilized in medicinal chemistry to study enzyme inhibition and structure-activity relationships (SAR) due to its defined molecular architecture.

Basic Information

Product Name	5-Bromo-7-Methoxy-3,4-Dihydro-2H-1-Benzopyran-4-One
CAS No.	1344894-65-0
Molecular Formula	C10H9BrO3
Molecular Weight	257.08 g/mol
Synonyms	5-Bromo-7-methoxychroman-4-one; 7-Methoxy-5-bromochroman-4-one; 4H-1-Benzopyran-4-one, 5-bromo-3,4-dihydro-7-methoxy-2H-; 5-Bromo-7-methoxy-2,3-dihydro-4H-chromen-4-one; 5-Bromo-7-methoxy-3,4-dihydro-2H-chromen-4-one
EINECS	Contact for details

Quality Control

Our 5-Bromo-7-Methoxy-3,4-Dihydro-2H-1-Benzopyran-4-One is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and GC-MS, to ensure high chemical purity and structural identity. Certificates of Analysis (COA) with detailed specifications are provided for every shipment to guarantee batch-to-batch consistency and support your regulatory documentation needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). Keep away from heat, sparks, and open flame. This material is light-sensitive (store away from light).

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.