Description

3,4-Di-p-Tolyl-2,5-Dihydro-Thiophene is a specialized organic compound belonging to the class of dihydrothiophenes, characterized by its unique molecular structure featuring two para-tolyl substituents. This compound serves as a valuable intermediate or building block in advanced organic synthesis, particularly in the development of novel materials and active pharmaceutical ingredients (APIs). It is primarily sought after by research institutions, pharmaceutical R&D departments, and fine chemical manufacturers engaged in the synthesis of complex heterocyclic systems.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of novel drug candidates, especially those targeting central nervous system (CNS) disorders or possessing specific receptor activity.
• Material Science Research: Serves as a monomer or building block for the development of advanced organic electronic materials, such as organic semiconductors or conductive polymers.
• Agrochemical Synthesis: Used in the research and development of new generation pesticides or herbicides, leveraging its heterocyclic core.
• Ligand and Catalyst Development: Acts as a starting material for creating specialized ligands used in asymmetric catalysis and transition metal complexes.
• Academic and Industrial R&D: Employed in methodological studies and exploratory chemistry for constructing complex sulfur-containing heterocycles.

Basic Information

Product Name	3,4-Di-p-Tolyl-2,5-Dihydro-Thiophene
CAS No.	100989-99-9
Molecular Formula	C20H20S
Molecular Weight	292.44 g/mol
Synonyms	3,4-Bis(4-methylphenyl)-2,5-dihydrothiophene; 2,5-Dihydro-3,4-di-p-tolylthiophene; 3,4-Di(4-methylphenyl)-2,5-dihydrothiophene; 3,4-Di-p-tolyl-2,5-dihydrothiophene; 2,5-Dihydro-3,4-bis(4-methylphenyl)thiophene
EINECS	Contact for details

Quality Control

Our 3,4-Di-p-Tolyl-2,5-Dihydro-Thiophene is produced under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including HPLC for purity and spectroscopic identification (NMR, IR), to ensure it meets the high standards required for research and synthesis. A detailed Certificate of Analysis (COA) is provided with every shipment, confirming batch-specific specifications.

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 strong oxidizing agents.

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.