Description

2-Iodo-4-Bromothiophene is a halogenated thiophene derivative, a versatile and highly functionalized heterocyclic building block. Its value lies in its dual halogen functionality, which enables selective cross-coupling reactions for constructing complex molecular architectures. This compound is essential for researchers and manufacturers in pharmaceutical development, agrochemical synthesis, and advanced materials science, particularly in the creation of organic semiconductors and liquid crystals.

Application

• Pharmaceutical Intermediates: A key precursor in Suzuki, Stille, and Negishi cross-coupling reactions for synthesizing active pharmaceutical ingredients (APIs) and novel drug candidates.
• Agrochemical Synthesis: Used in the development of new herbicides, fungicides, and insecticides, leveraging the thiophene scaffold for bioactive molecule design.
• Organic Electronic Materials: Serves as a monomer or building block for conjugated polymers and small molecules used in organic light-emitting diodes (OLEDs), organic photovoltaics (OPVs), and field-effect transistors (OFETs).
• Liquid Crystal & Dye Chemistry: Employed in the synthesis of advanced functional dyes and liquid crystal materials for displays and optical applications.
• Chemical Research & Development: A valuable reagent for academic and industrial R&D in synthetic organic chemistry, enabling the exploration of new reaction pathways.
• Material Science Additives: Used to modify the properties of polymers and other materials, introducing specific electronic or structural characteristics.

Basic Information

Product Name	2-Iodo-4-Bromothiophene
CAS No.	73882-40-3
Molecular Formula	C4H2BrIS
Molecular Weight	288.93 g/mol
Synonyms	4-Bromo-2-iodothiophene; Thiophene, 2-iodo-4-bromo-; 2-Iodo-4-bromothiophene; 4-Bromo-2-iodo-thiophene; 2-Iodo-4-bromo-thiophene; Bromoiodothiophene; 73882-40-3 (CAS)
EINECS	Contact for details

Quality Control

Our 2-Iodo-4-Bromothiophene is produced under strict quality management protocols. Each batch undergoes rigorous analytical testing, including HPLC, GC, and NMR, to ensure high chemical purity and identity confirmation. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing all relevant specifications. Our quality commitment aligns with cGMP principles where applicable, ensuring reliability for critical R&D and scale-up processes.

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, sparks, and open flame. Due to its light-sensitive nature, containers should be amber-colored or stored in dark conditions.

Specification

Item	Specification
Appearance	Light yellow to brown crystalline solid or 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.