Description

4,5-Dimethylthiophene-2-Carboxaldehyde is a versatile heterocyclic aldehyde building block with significant synthetic utility. This compound is valued for its role as a key precursor in the synthesis of complex organic molecules, particularly in pharmaceutical and agrochemical research. It is essential for chemists and R&D teams in the fine chemical, pharmaceutical, and material science industries seeking to develop novel thiophene-based compounds.

Application

• Pharmaceutical Intermediate: A crucial building block for synthesizing active pharmaceutical ingredients (APIs) and drug candidates, particularly those containing functionalized thiophene moieties.
• Agrochemical Synthesis: Used in the research and development of novel pesticides, herbicides, and fungicides where the thiophene ring system imparts specific biological activity.
• Material Science Research: Serves as a monomer or precursor for developing conductive polymers, organic semiconductors, and advanced organic electronic materials.
• Ligand and Catalyst Development: Employed in the synthesis of specialized ligands for metal-organic frameworks (MOFs) and homogeneous catalysis.
• Flavor and Fragrance Chemistry: Acts as a starting material for creating complex sulfur-containing aroma compounds, subject to purity and regulatory compliance.
• Organic Synthesis Reagent: A versatile reagent for various name reactions, including condensations and cyclizations, to construct more complex heterocyclic systems.

Basic Information

Product Name	4,5-Dimethylthiophene-2-Carboxaldehyde
CAS No.	5928-48-3
Molecular Formula	C7H8OS
Molecular Weight	140.20 g/mol
Synonyms	2-Formyl-4,5-dimethylthiophene; 4,5-Dimethyl-2-thiophenecarboxaldehyde; 4,5-Dimethylthiophene-2-carbaldehyde; 2-Thiophenecarboxaldehyde, 4,5-dimethyl-; 4,5-Dimethyl-2-formylthiophene
EINECS	227-666-5

Quality Control

Our 4,5-Dimethylthiophene-2-Carboxaldehyde is produced under a strict quality management system. Each batch undergoes comprehensive analytical testing, including HPLC, GC, and NMR, to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing all specifications are provided and available upon request to support your quality assurance protocols.

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 easily oxidized; for long-term storage, consider an inert atmosphere (e.g., nitrogen or argon). Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	Yellow to brownish liquid or solid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%

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