Description

2,3-Dihydrothieno[3,4-B][1,4]Dioxine-5-Carbaldehyde is a high-purity, heterocyclic aldehyde building block of significant interest in advanced organic synthesis. This compound matters as a critical precursor for the development of novel functional materials, particularly in the field of conductive polymers and organic electronics. It is primarily needed by research and development teams in the pharmaceutical, agrochemical, and specialty chemical industries for creating complex molecular architectures.

Application

• Key Monomer for Conductive Polymers: Serves as a fundamental building block in the synthesis of Poly(3,4-ethylenedioxythiophene) (PEDOT) and its derivatives, which are essential for transparent conductive films, antistatic coatings, and organic electrodes.
• Pharmaceutical Intermediate: Used in the research and development of new active pharmaceutical ingredients (APIs), particularly for creating complex heterocyclic cores with potential biological activity.
• Agrochemical Synthesis: Employed as a versatile intermediate in the design and synthesis of novel crop protection agents and herbicides.
• Organic Semiconductor Development: A crucial starting material for creating small molecule and polymer-based organic semiconductors used in OLEDs, OFETs, and solar cells.
• Material Science Research: Facilitates the development of new electrochromic materials, sensors, and non-linear optical (NLO) materials.
• Cross-Coupling Reactions: The aldehyde functional group allows for further derivatization via reactions like Suzuki, Stille, or Heck cross-coupling, expanding its utility in complex molecule assembly.

Basic Information

Product Name	2,3-Dihydrothieno[3,4-B][1,4]Dioxine-5-Carbaldehyde
CAS No.	204905-77-1
Molecular Formula	C7H6O3S
Molecular Weight	170.19 g/mol
Synonyms	2,3-Dihydrothieno[3,4-b][1,4]dioxine-5-carboxaldehyde; 3,4-Ethylenedioxythiophene-2-carboxaldehyde; EDOT-CHO; 2-Carbaldehyde-2,3-dihydrothieno[3,4-b][1,4]dioxine; 5-Formyl-2,3-dihydrothieno[3,4-b][1,4]dioxine; 2,3-Dihydro-[1,4]dioxino[2,3-c]thiophene-5-carbaldehyde
EINECS	Contact for details

Quality Control

Our 2,3-Dihydrothieno[3,4-B][1,4]Dioxine-5-Carbaldehyde is manufactured under strict quality control protocols to ensure batch-to-batch consistency and high purity for sensitive synthetic applications. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing key parameters such as assay, identity, and impurity profiles. Our quality system is designed to meet the stringent requirements of research and development and pre-commercial scale-up activities.

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). This material is light-sensitive (store away from light) and may be hygroscopic (moisture-sensitive); keep the container tightly sealed under an inert atmosphere if necessary for long-term storage.

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
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.