Description

3,4-Diphenyloxolane-2,5-Dione is a high-purity cyclic diester compound, also known as a substituted succinic anhydride derivative. This specialty chemical serves as a versatile and valuable building block and intermediate in advanced organic synthesis. It is primarily sought after by R&D and production teams in the pharmaceutical, agrochemical, and advanced materials sectors for constructing complex molecular architectures.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly for compounds requiring a chiral or functionalized succinimide core.
• Agrochemical Synthesis: Used in the development of novel herbicides, fungicides, and plant growth regulators.
• Polymer Modification: Acts as a monomer or cross-linking agent for engineering plastics, resins, and specialty polymers to enhance thermal or mechanical properties.
• Ligand and Catalyst Development: Serves as a starting material for creating chiral ligands and organocatalysts used in asymmetric synthesis.
• Dye and Pigment Intermediate: Employed in the production of high-performance colorants and optical materials.
• Academic and Industrial Research: A valuable reagent for methodological development and exploring new chemical reactions in organic chemistry.

Basic Information

Product Name	3,4-Diphenyloxolane-2,5-Dione
CAS No.	5465-38-3
Molecular Formula	C16H12O3
Molecular Weight	252.27 g/mol
Synonyms	2,5-Diphenylfuran-3,4-dione; 3,4-Diphenyl-2,5-furandione; 3,4-Diphenylfuran-2,5-dione; Diphenylmaleic Anhydride; 2,5-Dioxo-3,4-diphenyltetrahydrofuran; 3,4-Diphenyl-2,5-dioxotetrahydrofuran; NSC 408029
EINECS	226-764-0

Quality Control

Every batch of 3,4-Diphenyloxolane-2,5-Dione is manufactured and tested under a strict quality management system. We provide comprehensive analytical data to ensure the material meets the precise requirements for research and production. A Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is supplied with each shipment and is available upon request.

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 strong bases and incompatible materials such as strong oxidizing agents and organic solvents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	158 - 162 °C
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 20 ppm

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