Description

2,3,4,5-Tetramethylthiophene is a highly substituted thiophene derivative characterized by its unique steric and electronic properties. This compound serves as a valuable specialty chemical intermediate and building block in advanced organic synthesis. It is primarily utilized by R&D laboratories and industrial manufacturers in the pharmaceutical, agrochemical, and materials science sectors for developing novel compounds and functional materials.

Application

• Pharmaceutical Intermediate: Used in the synthesis of complex drug molecules and bioactive compounds, particularly those requiring a sterically hindered thiophene core.
• Agrochemical Synthesis: Serves as a key precursor for developing novel pesticides and herbicides with specific activity profiles.
• Organic Electronic Materials: Acts as a building block for π-conjugated systems in the research and development of organic semiconductors, OLEDs, and conductive polymers.
• Ligand and Catalyst Development: Employed in organometallic chemistry to create novel ligands for catalysis and metal-organic frameworks (MOFs).
• Flavor and Fragrance Industry: Potential use as an intermediate for synthesizing specific sulfur-containing aroma chemicals.
• Chemical Research: A versatile reagent for academic and industrial research in heterocyclic and synthetic organic chemistry.

Basic Information

Product Name	2,3,4,5-Tetramethylthiophene
CAS No.	14503-51-6
Molecular Formula	C8H12S
Molecular Weight	140.24 g/mol
Synonyms	2,3,4,5-Tetramethylthiophene; Tetramethylthiophene; Thiophene, 2,3,4,5-tetramethyl-; 2,3,4,5-Tetramethyl-thiophene; NSC 403119; 1,2,3,4-Tetramethyl-1,3-cyclopentadiene-5-thione (tautomeric form)
EINECS	Contact for details

Quality Control

Our 2,3,4,5-Tetramethylthiophene is produced under stringent quality management protocols. Each batch undergoes comprehensive analytical testing, including chromatographic purity analysis and identity confirmation, to ensure it meets the high standards required for research and industrial synthesis. Certificates of Analysis (COA) detailing specific batch results are available upon request to support your quality assurance and regulatory needs.

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 strong oxidizing agents.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC/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.