Description

Diphenyl Carbonate is a high-purity organic carbonate ester widely used as a critical monomer and chemical intermediate in advanced polymer synthesis. Its primary commercial value lies in its role as a key precursor in the production of high-performance engineering plastics, particularly through transesterification reactions. This compound is essential for manufacturers in the plastics, electronics, and specialty chemical industries seeking to produce materials with superior thermal stability and mechanical properties.

Application

• Polycarbonate Production: Primary monomer for the synthesis of polycarbonate resins via melt or interfacial polymerization processes.
• Chemical Intermediate: Key building block in the manufacture of other carbonate esters, pharmaceuticals, and agrochemicals.
• Plasticizer & Solvent: Used as a specialty solvent and plasticizer in formulations requiring high boiling points and chemical resistance.
• Electronics & Optics: Intermediate in the production of optical media, LED encapsulants, and other high-purity electronic materials.
• Polymer Modification: Employed to modify the properties of other polymers, enhancing thermal and UV stability.
• Laboratory Reagent: Serves as a reagent in organic synthesis and research applications.

Basic Information

Product Name	Diphenyl Carbonate
CAS No.	102-09-0
Molecular Formula	C13H10O3
Molecular Weight	214.22 g/mol
Synonyms	Diphenyl carbonate; Carbonic acid diphenyl ester; Phenyl carbonate; DPC; Carbonyl diphenoxide; Phenoxycarbonyloxybenzene; Phenyl carbonophenylate; (Phenoxycarbonyloxy)benzene
EINECS	203-005-8

Quality Control

Our Diphenyl Carbonate is manufactured under a strict quality management system to ensure batch-to-batch consistency and high purity. Each lot is analyzed against stringent internal specifications, which typically include identity confirmation, assay, and impurity profile testing via modern analytical techniques. A Certificate of Analysis (COA) detailing all test results is provided with every shipment to guarantee compliance with your technical requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area away from incompatible materials such as strong acids, bases, and oxidizing agents. Recommended storage temperature is between 15°C and 25°C. Keep container tightly sealed when not in use to minimize exposure to atmospheric moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline solid
Identification (IR)	Conforms to reference spectrum
Assay (HPLC)	≥ 99.5%
Melting Point	78°C - 82°C
Water Content (KF)	≤ 0.1%
Free Phenol	≤ 0.05%
Heavy Metals (as Pb)	≤ 10 ppm

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