Description

2,2-Diphenyl-2H-1-Benzopyran is a specialized organic compound belonging to the benzopyran class, characterized by its two phenyl substituents at the 2-position. This structural motif makes it a valuable intermediate and building block in advanced organic synthesis, particularly for creating complex heterocyclic systems. It is primarily utilized by research institutions and industrial R&D departments focused on developing novel materials, pharmaceuticals, and fine chemicals.

Application

• Pharmaceutical Intermediate: Serves as a key precursor in the synthesis of potential drug candidates and active pharmaceutical ingredients (APIs), especially those with chromane or flavone-like structures.
• Organic Light-Emitting Diodes (OLEDs): Investigated as a core component or building block for electron-transporting or host materials in OLED displays and lighting due to its rigid, conjugated structure.
• Fluorescent Dyes & Probes: Used in the development of novel fluorescent markers and sensors for biological imaging and analytical chemistry applications.
• Material Science Research: Acts as a monomer or intermediate for creating advanced polymers, liquid crystals, and other functional materials with specific optical or electronic properties.
• Fine Chemical Synthesis: Employed in the multi-step synthesis of complex natural product analogs, agrochemicals, and other high-value specialty chemicals.

Basic Information

Product Name	2,2-Diphenyl-2H-1-Benzopyran
CAS No.	4222-08-6
Molecular Formula	C21H16O
Molecular Weight	284.35 g/mol
Synonyms	2,2-Diphenyl-2H-chromene; 2,2-Diphenylchromene; 2,2-Diphenyl-2H-1-benzopyran; NSC 403697; 2H-1-Benzopyran, 2,2-diphenyl-; 2,2-Diphenyl-2H-chrome; 2,2-Diphenylchrom-2-ene
EINECS	Contact for details

Quality Control

Our 2,2-Diphenyl-2H-1-Benzopyran is produced under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via spectroscopic methods, to ensure it meets the high standards required for research and development. A Certificate of Analysis (COA) detailing all specifications is provided with every shipment.

Storage

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

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	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.