Description

4H-1-Benzopyran-4-One,2-Phenyl-,Radicalion(1+)(9Ci) is a specialized organic cation, a key intermediate in advanced synthetic chemistry. This compound matters for its role in the development of novel chromophores, photoactive materials, and complex molecular architectures. It is primarily needed by research and development teams in the pharmaceutical, agrochemical, and material science industries for synthesizing new active ingredients and functional dyes.

Application

• Pharmaceutical Intermediate: A crucial building block for the synthesis of novel drug candidates, particularly those with chromone or flavone-based structures.
• Agrochemical Research: Used in developing new active ingredients for crop protection agents, leveraging its unique benzopyran core.
• Organic Electronic Materials: Serves as a precursor for creating charge-transport materials or photoactive layers in OLEDs and other optoelectronic devices.
• Dye & Pigment Synthesis: Acts as an intermediate for producing advanced functional dyes, fluorescent markers, and specialty pigments.
• Academic & Industrial R&D: Employed in chemical research to study reaction mechanisms, develop new synthetic methodologies, and create novel heterocyclic compounds.
• Coordination Chemistry: Can be used to synthesize metal-organic complexes and ligands for catalysis or sensing applications.

Basic Information

Product Name	4H-1-Benzopyran-4-One,2-Phenyl-,Radicalion(1+)(9Ci)
CAS No.	66585-04-4
Molecular Formula	C15H9O2⁺
Molecular Weight	221.23 g/mol
Synonyms	2-Phenyl-4H-chromen-4-ylium; 2-Phenylchromenylium; 2-Phenyl-4H-1-benzopyran-4-ylium; Flavylium cation (base structure); 2-Phenylbenzopyrylium; 4H-1-Benzopyran-4-one, 2-phenyl-, radical ion(1+); 2-Phenylchromen-4-ylium; Benzo-2-phenyl-γ-pyrilium
EINECS	Contact for details

Quality Control

Our production of 4H-1-Benzopyran-4-One,2-Phenyl-,Radicalion(1+)(9Ci) adheres to stringent internal quality protocols to ensure batch-to-batch consistency and high purity. Each lot is characterized using advanced analytical techniques including NMR, HPLC, and mass spectrometry. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Keep away from incompatible materials. For long-term storage, consider an inert atmosphere to maintain stability.

Specification

Item	Specification
Appearance	Yellow to orange powder or crystalline solid
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 95% (Area %)
Water Content (KF)	≤ 2.0 %
Residue on Ignition	≤ 0.5 %

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.