Description

Tris(2-Thienyl)Phosphine CAS NO 24171-89-9 is a specialized organophosphorus ligand featuring three thiophene rings, prized for its electron-rich and sterically demanding properties. This compound is a critical catalyst component in cross-coupling reactions, such as Suzuki-Miyaura and Stille couplings, enabling the efficient synthesis of complex organic molecules. It is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and advanced materials sectors who require high-performance ligands for metal-catalyzed processes.

Application

• As a versatile ligand in palladium-catalyzed cross-coupling reactions (e.g., Suzuki, Stille, Heck).
• For the synthesis of pharmaceutical intermediates and active pharmaceutical ingredients (APIs).
• In the development of organic electronic materials, including OLEDs and conductive polymers.
• As a precursor or catalyst in agrochemical research for novel crop protection agents.
• For academic and industrial R&D in organometallic chemistry and catalysis.
• In the preparation of specialty fine chemicals and complex molecular architectures.

Basic Information

Product Name	Tris(2-Thienyl)Phosphine
CAS No.	24171-89-9
Molecular Formula	C12H9PS3
Molecular Weight	280.36 g/mol
Synonyms	Tris(2-thienyl)phosphine; Tris(thiophen-2-yl)phosphine; Phosphorous tris(2-thienyl); 2-Thienylphosphine, tris-; Tris(2-thienyl)phosphane; P(2-Th)3; TTP
EINECS	Contact for details

Quality Control

Our Tris(2-Thienyl)Phosphine is manufactured under controlled conditions to ensure batch-to-batch consistency and high purity. Each lot undergoes rigorous analytical testing, including HPLC, NMR, and elemental analysis. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., nitrogen or argon) in a cool, dry place at 15-25°C. Due to its sensitivity to oxidation, prolonged exposure to air should be avoided.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	118 - 122 °C
Heavy Metals	< 20 ppm

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