Description

Thieno[3,4-B]-1,4-Dithiin, 5,7-Dibromo-2,3-Dihydro- is a high-purity, specialized heterocyclic organic compound, identified by CAS NO 623573-55-7. This dibrominated dithiin derivative serves as a critical advanced intermediate and building block in sophisticated organic synthesis, enabling the development of novel materials and functional molecules. It is primarily required by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and organic electronics sectors for constructing complex molecular architectures.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel drug candidates, particularly for central nervous system (CNS) and anti-infective agents.
• Agrochemical Research: Used in developing new active ingredients for crop protection products, leveraging its unique heterocyclic core.
• Organic Semiconductor Synthesis: Serves as a building block for π-conjugated systems in organic field-effect transistors (OFETs) and organic photovoltaics (OPVs).
• Ligand and Catalyst Development: Employed in the creation of novel ligands for transition metal catalysis and coordination chemistry.
• Material Science Research: A valuable monomer or intermediate for synthesizing polymers with specific electronic or optical properties.
• Academic & Industrial R&D: Used in exploratory chemistry for synthesizing new heterocyclic compounds and studying structure-activity relationships (SAR).

Basic Information

Product Name	Thieno[3,4-B]-1,4-Dithiin, 5,7-Dibromo-2,3-Dihydro-
CAS No.	623573-55-7
Molecular Formula	C6H4Br2S2
Molecular Weight	291.04 g/mol
Synonyms	5,7-Dibromo-2,3-dihydrothieno[3,4-b][1,4]dithiin; 2,3-Dihydro-5,7-dibromothieno[3,4-b][1,4]dithiin; Thieno[3,4-b]-1,4-dithiin, 5,7-dibromo-2,3-dihydro-; 5,7-Dibromo-2,3-dihydrothieno[3,4-b]-1,4-dithiin; DBTHDT
EINECS	Contact for details

Quality Control

Our production of this advanced intermediate adheres to strict quality protocols to ensure batch-to-batch consistency and high purity for sensitive synthetic applications. Quality is verified through comprehensive analytical techniques including HPLC, GC, NMR, and elemental analysis. A detailed Certificate of Analysis (COA) is provided with each shipment, confirming identity, purity, and impurity profiles.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated place at a controlled room temperature (15-25°C). The compound is light-sensitive and should be handled under an inert atmosphere when appropriate for prolonged use.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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