Description

2-Bromo-3-Methyl-5-Formylthiophene is a versatile and highly functionalized heterocyclic building block, specifically a brominated and formylated thiophene derivative. Its molecular structure makes it a critical intermediate for synthesizing complex organic molecules, particularly in advanced material science and pharmaceutical research. This compound is essential for researchers and manufacturers in the fields of organic electronics, agrochemicals, and medicinal chemistry who require precise, high-purity intermediates for cross-coupling reactions and further functionalization.

Application

• Pharmaceutical Intermediate: Serves as a key precursor in the synthesis of active pharmaceutical ingredients (APIs) and drug candidates, particularly those with thiophene-based scaffolds.
• Organic Electronic Materials: Used in the development of novel conjugated polymers and small molecules for organic light-emitting diodes (OLEDs), organic photovoltaics (OPVs), and field-effect transistors (OFETs).
• Agrochemical Synthesis: Acts as a building block for creating new herbicides, fungicides, and insecticides with enhanced efficacy and selectivity.
• Ligand and Catalyst Development: Employed in the preparation of specialized ligands for metal-catalyzed reactions, including Suzuki, Stille, and Negishi cross-couplings.
• Dye and Pigment Chemistry: Functions as an intermediate for synthesizing advanced dyes, pigments, and fluorescent markers.
• Material Science Research: Utilized in academic and industrial R&D for creating novel functional materials with tailored optical and electronic properties.

Basic Information

Product Name	2-Bromo-3-Methyl-5-Formylthiophene
CAS No.	189331-47-3
Molecular Formula	C6H5BrOS
Molecular Weight	205.07 g/mol
Synonyms	5-Formyl-2-bromo-3-methylthiophene; 3-Methyl-5-formyl-2-bromothiophene; 2-Bromo-3-methylthiophene-5-carboxaldehyde; Thiophene-5-carboxaldehyde, 2-bromo-3-methyl-; 189331-47-3
EINECS	Contact for details

Quality Control

Our 2-Bromo-3-Methyl-5-Formylthiophene is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, GC, NMR, and FTIR, 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 the material meets the stringent requirements for research and commercial synthesis applications.

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). This compound is light-sensitive (store away from light) and should be handled under an inert atmosphere for long-term storage to prevent degradation. Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
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.