Description

2,3,4,5-Tetraphenylthiophene 1,1-Dioxide is a high-purity, specialized organic compound belonging to the class of sulfones. This compound matters as a versatile and critical advanced intermediate in synthetic organic chemistry, particularly valued for its unique electronic and structural properties. It is primarily needed by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and materials science sectors for constructing complex molecular architectures.

Application

• Pharmaceutical Intermediate: Serves as a key building block in the synthesis of novel active pharmaceutical ingredients (APIs), especially those requiring complex polyaromatic or heterocyclic cores.
• Organic Light-Emitting Diode (OLED) Research: Used in the development of electron-transport materials (ETMs) or host materials due to its sulfone moiety, which can influence charge carrier mobility and thermal stability.
• Agrochemical Synthesis: Acts as a precursor for creating new generations of herbicides, fungicides, or insecticides with enhanced efficacy and environmental profiles.
• Ligand and Catalyst Development: Employed in organometallic chemistry to create sophisticated ligands for catalysis, leveraging its rigid, multi-phenyl framework.
• Polymer and Material Science: Investigated as a monomer or additive for high-performance polymers, potentially imparting thermal stability or specific optical properties.
• Academic and Industrial R&D: A valuable reagent for methodological studies in cross-coupling reactions, C-H functionalization, and other transformative synthetic protocols.

Basic Information

Item	Detail
Product Name	2,3,4,5-Tetraphenylthiophene 1,1-Dioxide
CAS No.	1059-75-2
Molecular Formula	C34H24O2S
Molecular Weight	496.62 g/mol
Synonyms	Tetraphenylthiophene dioxide; Thiophene, 2,3,4,5-tetraphenyl-, 1,1-dioxide; 2,3,4,5-Tetraphenylthiophene S,S-dioxide; 1,1-Dioxo-2,3,4,5-tetraphenylthiophene; TPTO; Tetraphenylthiophene sulfone
EINECS	Contact for details

Quality Control

Every batch of our 2,3,4,5-Tetraphenylthiophene 1,1-Dioxide is produced and controlled under a strict quality management system. We ensure high purity and batch-to-batch consistency through advanced analytical techniques including HPLC, NMR, and mass spectrometry. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with each shipment to support your quality and regulatory requirements.

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 the container tightly sealed to protect from moisture.

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.