Description

3,3-Bis-(2-Ethyl-Hexyloxymethyl)-3,4-Dihydro-2H-Thieno[3,4-B][1,4]Dioxepine is a specialized organic compound belonging to the class of functionalized dioxepine derivatives. This chemical is valued for its unique molecular architecture, which makes it a versatile building block and intermediate in advanced material synthesis. It is primarily sought by R&D and production teams in the fine chemical, pharmaceutical, and advanced polymer industries for developing novel products with tailored properties.

Application

• Pharmaceutical Intermediate: Serves as a key precursor in the synthesis of novel active pharmaceutical ingredients (APIs), particularly for complex heterocyclic target molecules.
• Organic Electronic Materials: Used in the research and development of organic semiconductors, hole-transport materials, and components for OLEDs and solar cells due to its conjugated system.
• Polymer Chemistry: Acts as a functional monomer or cross-linking agent for creating specialty polymers with enhanced thermal stability or specific optical properties.
• Ligand Synthesis: Employed in the preparation of sophisticated ligands for catalysis and metal-organic frameworks (MOFs).
• Chemical Research: A valuable tool for academic and industrial chemists exploring new synthetic methodologies and structure-property relationships.
• Advanced Additives: Investigated for use as a performance additive in coatings, adhesives, and other formulated products to modify rheology or surface characteristics.

Basic Information

Product Name	3,3-Bis-(2-Ethyl-Hexyloxymethyl)-3,4-Dihydro-2H-Thieno[3,4-B][1,4]Dioxepine
CAS No.	634591-75-6
Molecular Formula	C26H48O4S
Molecular Weight	456.73 g/mol
Synonyms	3,3-Bis(2-ethylhexyloxymethyl)-3,4-dihydro-2H-thieno[3,4-b][1,4]dioxepine; 3,4-Dihydro-3,3-bis[[(2-ethylhexyl)oxy]methyl]-2H-thieno[3,4-b]-1,4-dioxepine; Thienodioxepine derivative; ProDOT-(2-EH)2; Poly(3,4-ethylenedioxythiophene) derivative precursor; PEDOT analogue intermediate; Bis(2-ethylhexyloxymethyl) substituted ProDOT
EINECS	Contact for details

Quality Control

We maintain stringent quality control protocols for this high-purity intermediate. Every batch is characterized using advanced analytical techniques including HPLC, GC, NMR, and mass spectrometry to ensure identity, purity, and consistency. A comprehensive Certificate of Analysis (COA) detailing all specifications is provided with each shipment. Our quality system is designed to support cGMP and ISO standards for traceability and reliability.

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). This material is moisture-sensitive (hygroscopic) and should be handled under an inert atmosphere (e.g., nitrogen or argon) for long-term storage to prevent degradation.

Specification

Item	Specification
Appearance	Colorless to pale yellow viscous liquid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 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.