Description

Phenoquinone CAS NO 4370-52-9 is a high-purity quinone derivative known for its role as a key intermediate and functional additive in advanced chemical synthesis. This compound matters for its ability to impart specific chemical properties, such as acting as a polymerization inhibitor or a redox-active component in various systems. It is needed by manufacturers in the polymer, specialty chemical, and pharmaceutical research sectors seeking reliable, high-quality raw materials for their production processes.

Application

• Polymerization Inhibitor: Used to control and stabilize free-radical polymerization processes in the production of acrylics, styrenics, and vinyl monomers.
• Chemical Intermediate: Serves as a crucial building block in the synthesis of more complex quinone-based compounds, dyes, and pharmaceuticals.
• Electrochemical Research: Employed as a redox mediator or standard in battery and fuel cell research due to its well-defined electrochemical properties.
• Photographic Chemicals: Acts as a component in certain developer and sensitizer formulations.
• Antioxidant Synergist: Functions alongside primary antioxidants to enhance stability in lubricants and polymers.
• Crosslinking Agent: Utilized in the curing and crosslinking of specific resin systems.

Basic Information

Product Name	Phenoquinone
CAS No.	4370-52-9
Molecular Formula	C12H8O2
Molecular Weight	184.19 g/mol
Synonyms	2-Phenyl-1,4-benzoquinone; 2-Phenyl-p-benzoquinone; p-Benzoquinone, 2-phenyl-; Phenoquinon; 1,4-Benzoquinone, 2-phenyl-; 2-Phenylquinone; NSC 66480; BRN 1910256
EINECS	224-475-8

Quality Control

Our Phenoquinone is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation via IR and melting point, to ensure it meets exacting specifications. Certificates of Analysis (COA) documenting all critical parameters are available upon request to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled room temperature (15-25°C). Due to its light-sensitive and easily oxidized nature, it is recommended to store the material under an inert atmosphere for long-term preservation and to minimize exposure to air and moisture.

Specification

Item	Specification
Appearance	Yellow to orange crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	115 - 118 °C
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.