Description

4-Bromo-5-Ethyl-Thiophene-2-Carbaldehyde is a versatile and highly functionalized heterocyclic building block, essential for advanced organic synthesis. Its core value lies in the strategic positioning of reactive bromo and aldehyde groups on the thiophene scaffold, enabling precise molecular construction. This compound is critically needed by researchers and manufacturers in the pharmaceutical and agrochemical industries for developing novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders, inflammation, and infectious diseases.
• Agrochemical Synthesis: Used in the development of next-generation herbicides, fungicides, and insecticides, leveraging the thiophene moiety for enhanced bioactivity.
• Material Science: Serves as a monomer or functional unit in the creation of conductive polymers, organic semiconductors, and advanced electronic materials.
• Ligand and Catalyst Development: The aldehyde group facilitates the creation of complex chelating ligands for catalysis and metal-organic frameworks (MOFs).
• Chemical Research: Employed in cross-coupling reactions (e.g., Suzuki, Stille) and as a versatile scaffold for library synthesis in medicinal chemistry.
• Dye and Pigment Intermediate: Acts as a building block for synthesizing specialized thiophene-based dyes and pigments with unique optical properties.

Basic Information

Product Name	4-Bromo-5-Ethyl-Thiophene-2-Carbaldehyde
CAS No.	36880-34-9
Molecular Formula	C7H7BrOS
Molecular Weight	219.10 g/mol
Synonyms	5-Ethyl-4-bromothiophene-2-carboxaldehyde; 4-Bromo-5-ethyl-2-thiophenecarboxaldehyde; 2-Formyl-4-bromo-5-ethylthiophene; 4-Bromo-5-ethylthiophene-2-carbaldehyde; 5-Ethyl-4-bromo-2-thiophenecarbaldehyde; 36880-34-9; Thiophene-2-carbaldehyde, 4-bromo-5-ethyl-
EINECS	Contact for details

Quality Control

Our 4-Bromo-5-Ethyl-Thiophene-2-Carbaldehyde is produced under strict quality management protocols. Each batch undergoes rigorous analytical testing, including HPLC, GC, and NMR, to ensure high purity and consistency. We provide comprehensive Certificates of Analysis (COA) with every shipment, detailing identity, purity, and impurity profiles to support your R&D and quality assurance requirements.

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, prolonged exposure to light should be avoided.

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%

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