Description

2-Bromo-5-Ethylthiophene is a high-purity brominated thiophene derivative, a crucial building block in advanced organic synthesis. Its value lies in its role as a versatile intermediate for constructing complex heterocyclic systems and functional materials. This compound is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and materials science industries, particularly for developing active ingredients and electronic materials.

Application

• Pharmaceutical Intermediate: Serves as a key synthon in the development of novel active pharmaceutical ingredients (APIs), especially for candidates with thiophene-based cores.
• Agrochemical Synthesis: Used in the research and production of advanced pesticides, herbicides, and fungicides where the ethylthiophene moiety imparts specific biological activity.
• Organic Electronic Materials: Acts as a precursor for conjugated polymers and small molecules used in organic light-emitting diodes (OLEDs), organic photovoltaics (OPVs), and field-effect transistors (OFETs).
• Ligand and Catalyst Development: Employed in the synthesis of specialized ligands for metal catalysis and coordination chemistry.
• Chemical Research & Development: A fundamental reagent for exploring new cross-coupling reactions (e.g., Suzuki, Stille) and ring-forming methodologies in academic and industrial R&D settings.
• Functional Material Additive: Utilized in the creation of specialty chemicals for sensors, imaging agents, and other performance materials.

Basic Information

Product Name	2-Bromo-5-Ethylthiophene
CAS No.	62323-44-8
Molecular Formula	C6H7BrS
Molecular Weight	191.09 g/mol
Synonyms	5-Ethyl-2-bromothiophene; 2-Bromo-5-ethylthiophene; 5-Ethyl-2-bromothiophene; 2-Bromo-5-ethylthiophene; Thiophene, 2-bromo-5-ethyl-; Bromoethylthiophene
EINECS	Contact for details

Quality Control

Our 2-Bromo-5-Ethylthiophene is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including GC, HPLC, 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 ensures reliability for your critical synthesis and production processes.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from heat, sparks, and open flame. Due to its light-sensitive nature, containers should be kept in amber glass or opaque packaging.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC)	≥ 97.0%
Water Content	≤ 0.5%

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