Description

2,3,5,6-Tetraiodo-Thieno[3,2-B]Thiophene is a highly functionalized, multi-iodinated heterocyclic compound that serves as a critical building block in advanced organic synthesis. Its unique structure, featuring a fused thienothiophene core, provides a versatile platform for creating complex molecules with tailored electronic and optical properties. This high-purity intermediate is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and materials science sectors, particularly for developing novel active ingredients and functional organic materials.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of complex drug candidates, especially those targeting specific biological pathways where its halogen-rich structure is advantageous.
• Agrochemical Synthesis: Used in the development of new-generation pesticides and herbicides, where the thienothiophene scaffold can contribute to unique modes of action.
• Organic Electronic Materials: Serves as a crucial monomer or dopant in the production of organic semiconductors, conductive polymers, and non-linear optical (NLO) materials.
• Ligand and Catalyst Development: The iodine atoms provide excellent sites for further functionalization, making it valuable for creating novel ligands for transition metal catalysis.
• Chemical Research & Development: A valuable reagent for academic and industrial R&D focused on heterocyclic chemistry, cross-coupling reactions, and molecular design.

Basic Information

Product Name	2,3,5,6-Tetraiodo-Thieno[3,2-B]Thiophene
CAS No.	883107-42-4
Molecular Formula	C6I4S2
Molecular Weight	691.77 g/mol
Synonyms	Thieno[3,2-b]thiophene, 2,3,5,6-tetraiodo-; 2,3,5,6-Tetraiodothieno[3,2-b]thiophene; Tetraiodothienothiophene; TITT; CAS 883107-42-4
EINECS	Contact for details

Quality Control

Every batch of 2,3,5,6-Tetraiodo-Thieno[3,2-B]Thiophene is manufactured under strict quality management protocols to ensure consistency and reliability for your critical applications. Our products undergo rigorous analytical testing, including HPLC, NMR, and elemental analysis, to verify identity, purity, and conformity to agreed specifications. A comprehensive Certificate of Analysis (COA) detailing all test results is provided with each shipment, ensuring full traceability and supporting your quality assurance processes.

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 heat, sparks, and open flame. Due to its light-sensitive nature, handling and packaging should minimize exposure to direct light.

Specification

Item	Specification
Appearance	Yellow to orange crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Heavy Metals	< 20 ppm
Residual Solvents (GC)	Complies with ICH guidelines

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