Description

Dithieno[3,2-C:2',3'-E]Oxepine-4,6-Dione is a high-purity, advanced pharmaceutical intermediate and organic building block. This heterocyclic compound is valued for its unique fused-ring structure, which is critical for synthesizing complex molecules in medicinal chemistry and materials science. It is primarily sought by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and organic electronics industries for the development of new active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders and other therapeutic areas.
• Organic Semiconductor Research: Serves as a core building block for developing π-conjugated systems used in organic field-effect transistors (OFETs) and organic photovoltaics (OPVs).
• Agrochemical Synthesis: Used in the research and development of new-generation pesticides and herbicides due to its complex heterocyclic scaffold.
• Ligand and Catalyst Development: Employed in the design of novel ligands for catalysis and metal-organic frameworks (MOFs).
• Polymer Chemistry: Acts as a monomer or functional additive for creating specialty polymers with specific electronic or optical properties.
• Academic & Industrial R&D: A valuable reagent for methodological studies in organic synthesis and the exploration of new chemical spaces.

Basic Information

Product Name	Dithieno[3,2-C:2',3'-E]Oxepine-4,6-Dione
CAS No.	1043023-52-4
Molecular Formula	C10H4O3S2
Molecular Weight	236.27 g/mol
Synonyms	4,6-Dioxodithieno[3,2-c:2',3'-e]oxepine; Dithienooxepinedione; DTOD; 1043023-52-4; Dithieno[3,2-c:2',3'-e][1,4]oxepine-4,6-dione
EINECS	Contact for details

Quality Control

Our Dithieno[3,2-C:2',3'-E]Oxepine-4,6-Dione is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity, NMR and IR for structural confirmation, and residual solvent analysis. We provide a detailed Certificate of Analysis (COA) with every shipment to ensure traceability and compliance with your research or production specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). The compound may be light-sensitive; prolonged exposure to light should be avoided. Keep container tightly sealed when not in use to protect from moisture.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residual Solvents (GC)	Meets ICH guidelines

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