Description

2,3-Bis(Trifluoromethyl)-5-Methylthiophene is a high-value, fluorinated heterocyclic building block essential for advanced material synthesis. Its unique structure, featuring two electron-withdrawing trifluoromethyl groups on a thiophene core, makes it a critical precursor for developing compounds with tailored electronic and physicochemical properties. This specialty chemical is primarily sought by R&D and production teams in the pharmaceutical, agrochemical, and organic electronics industries for creating novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Serves as a key synthon in the development of new drug candidates, particularly for introducing lipophilicity and metabolic stability.
• Agrochemical Active Ingredient Synthesis: Used in the research and production of advanced pesticides and herbicides, where the fluorine atoms enhance biological activity and environmental persistence.
• Organic Semiconductor Material: A crucial building block for π-conjugated systems in organic field-effect transistors (OFETs), organic photovoltaics (OPVs), and OLED materials.
• Ligand and Catalyst Development: Employed in organometallic chemistry to create novel ligands that modify catalyst properties for specialized reactions.
• Fluorinated Polymer Research: Acts as a monomer or modifier in the synthesis of high-performance, fluorinated polymers with unique thermal and chemical resistance.
• Advanced Material Science: Utilized in the design of liquid crystals, dyes, and other functional materials requiring specific electronic characteristics.

Basic Information

Item	Details
Product Name	2,3-Bis(Trifluoromethyl)-5-Methylthiophene
CAS No.	55162-36-2
Molecular Formula	C8H4F6S
Molecular Weight	246.17 g/mol
Synonyms	5-Methyl-2,3-bis(trifluoromethyl)thiophene; 2,3-Bis(trifluoromethyl)-5-methylthiophene; 2,3-Bis(trifluoromethyl)-5-methyl-thiophene; Thiophene, 2,3-bis(trifluoromethyl)-5-methyl-; 5-Methyl-2,3-di(trifluoromethyl)thiophene
EINECS	Contact for details

Quality Control

Every batch of 2,3-Bis(Trifluoromethyl)-5-Methylthiophene is produced and controlled under a strict quality management system. We provide comprehensive analytical documentation to ensure traceability and compliance with your project requirements. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are available for all shipments. Our standard grades meet high-purity research and development specifications, with custom purity levels available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area away from strong acids, bases, and oxidizing agents. Due to its highly volatile nature, ensure containers are kept tightly sealed at room temperature (15-25°C) to prevent evaporation and potential concentration changes. Keep away from heat, sparks, and open flame.

Specification

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

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