Description

6-Bromo-3-Nitro-2H-Chromene is a versatile and high-purity organic intermediate of significant interest in advanced chemical synthesis. Its unique molecular structure, featuring both bromo and nitro substituents on the chromene scaffold, makes it a valuable building block for constructing complex heterocyclic systems. This compound is primarily sought after by research institutions and pharmaceutical companies engaged in the development of novel active pharmaceutical ingredients (APIs) and functional materials.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of potential drug candidates, particularly those targeting neurological or oncological pathways.
• Agrochemical Research: Used in the development of new herbicides, fungicides, and pesticides due to its bioactive chromene core.
• Material Science: Serves as a monomer or functional unit in the creation of advanced polymers, dyes, and photoactive materials.
• Academic & R&D: Employed in organic chemistry research for studying cyclization reactions, heterocycle formation, and structure-activity relationships (SAR).
• Chemical Synthesis: Acts as a versatile electrophile for further functionalization via cross-coupling reactions (e.g., Suzuki, Heck) or nucleophilic aromatic substitution.

Basic Information

Product Name	6-Bromo-3-Nitro-2H-Chromene
CAS No.	92210-56-5
Molecular Formula	C9H6BrNO3
Molecular Weight	256.05 g/mol
Synonyms	6-Bromo-3-nitro-2H-1-benzopyran; 3-Nitro-6-bromo-2H-chromene; 6-Bromo-3-nitrochromene; 2H-1-Benzopyran, 6-bromo-3-nitro-; 92210-56-5
EINECS	Contact for details

Quality Control

Our 6-Bromo-3-Nitro-2H-Chromene is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and GC-MS, to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with every shipment, detailing all specifications and test results. Our commitment to quality ensures the material meets the stringent requirements for research and development applications.

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). The compound is light-sensitive (store away from light) and should be handled under inert atmosphere when appropriate for prolonged use.

Specification

Item	Specification
Appearance	Yellow to light brown crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference
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.