Description

4-(3-Bromophenyl)-3,6-Dihydro-2H-Pyran is a high-purity brominated heterocyclic building block of significant interest in advanced organic synthesis. This compound matters as a versatile intermediate, enabling the construction of complex molecular architectures through its reactive dihydropyran ring and aryl bromide functional group. It is primarily needed by research and development chemists in the pharmaceutical and agrochemical industries for creating novel active ingredients and fine chemicals.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of potential drug candidates, particularly for central nervous system (CNS) and oncology targets.
• Agrochemical Research: Used in developing novel herbicides, fungicides, and insecticides by providing a functionalized aromatic scaffold.
• Material Science: Building block for advanced polymers and liquid crystals, leveraging its rigid, brominated aromatic structure.
• Cross-Coupling Reactions: The aryl bromide moiety serves as an excellent substrate for Suzuki, Heck, and other palladium-catalyzed cross-coupling reactions.
• Chemical Biology Probes: Utilized in the design and synthesis of molecular probes for studying biological pathways and protein interactions.
• Academic & Contract Research: Essential reagent for methodological development and exploration of new synthetic routes in academic and industrial R&D laboratories.

Basic Information

Product Name	4-(3-Bromophenyl)-3,6-Dihydro-2H-Pyran
CAS No.	1174324-81-2
Molecular Formula	C11H11BrO
Molecular Weight	239.11 g/mol
Synonyms	3-Bromo-3',4',5',6'-tetrahydro[1,1'-biphenyl]-3-en-2'-ol (tautomer); 4-(3-Bromophenyl)-3,6-dihydro-2H-pyran; 3-(3,6-Dihydro-2H-pyran-4-yl)phenyl bromide; 3-(3,6-Dihydro-2H-pyran-4-yl)bromobenzene; 3-Bromophenyl-3,6-dihydro-2H-pyran; 4-(m-Bromophenyl)-3,6-dihydro-2H-pyran
EINECS	Contact for details

Quality Control

Our 4-(3-Bromophenyl)-3,6-Dihydro-2H-Pyran is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, GC, NMR, and mass spectrometry, to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing all specifications and test results. Our quality commitment supports applications requiring high-purity intermediates under cGMP and ISO 9001 guidelines.

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 strong acids and incompatible organic solvents. For long-term storage, consider storing under an inert atmosphere to maintain optimal stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 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.