Description

2,5-Dichloro-3-Iodothiophene is a halogenated thiophene derivative, a versatile and highly functionalized heterocyclic building block. Its unique structure, featuring chlorine and iodine substituents, makes it a critical intermediate for constructing complex molecules in advanced material and pharmaceutical research. This compound is primarily sought after by R&D chemists and process development scientists in the agrochemical, pharmaceutical, and organic electronics industries for synthesizing novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A key synthon for the development of new drug candidates, particularly in medicinal chemistry programs targeting various therapeutic areas.
• Agrochemical Synthesis: Used in the research and production of advanced pesticides, herbicides, and fungicides due to its reactive halogen sites.
• Material Science Research: Serves as a precursor for conjugated polymers and organic semiconductors used in OLEDs, OFETs, and solar cells.
• Chemical Synthesis Building Block: Enables cross-coupling reactions (e.g., Suzuki, Stille) and further functionalization to create complex thiophene-based architectures.
• Ligand and Catalyst Development: Utilized in the synthesis of specialized ligands for catalysis and coordination chemistry.

Basic Information

Product Name	2,5-Dichloro-3-Iodothiophene
CAS No.	43225-59-8
Molecular Formula	C4HCl2IS
Molecular Weight	274.92 g/mol
Synonyms	3-Iodo-2,5-dichlorothiophene; 2,5-Dichloro-3-iodothiophene; Thiophene, 2,5-dichloro-3-iodo-; 2,5-Dichloro-3-iodo-thiophene
EINECS	Contact for details

Quality Control

Our 2,5-Dichloro-3-Iodothiophene is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, GC, and NMR, to ensure high purity and consistent performance. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). Keep away from heat and incompatible materials.

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

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