Description

Bis(Pentafluorophenyl)(Phenylethynyl)Phosphine CAS NO 33730-53-9 is a specialized organophosphorus compound featuring pentafluorophenyl and phenylethynyl substituents. This unique structure makes it a valuable ligand and building block in advanced material science and catalysis research. It is primarily sought after by R&D chemists and process engineers in the pharmaceutical and specialty chemical sectors for developing novel synthetic pathways and functional materials.

Application

• As a ligand in transition metal catalysis, particularly for cross-coupling reactions and polymerization processes.
• A key precursor or intermediate in the synthesis of novel phosphorus-containing polymers and dendrimers.
• Used in material science research for developing advanced electronic or optical materials due to its fluorinated aromatic groups.
• Employed in academic and industrial R&D for exploring new reaction methodologies in organometallic chemistry.
• Potential use in the synthesis of pharmaceutical intermediates requiring specific steric and electronic properties from a phosphine ligand.
• As a specialty reagent for modifying surface properties or creating custom molecular architectures.

Basic Information

Product Name	Bis(Pentafluorophenyl)(Phenylethynyl)Phosphine
CAS No.	33730-53-9
Molecular Formula	C20H5F10P
Molecular Weight	466.21 g/mol
Synonyms	(Phenylethynyl)bis(2,3,4,5,6-pentafluorophenyl)phosphine; Bis(2,3,4,5,6-pentafluorophenyl)(phenylethynyl)phosphane; (Phenylethynyl)bis(pentafluorophenyl)phosphine; P(C6F5)2(C≡CPh); 33730-53-9; Phosphine, bis(2,3,4,5,6-pentafluorophenyl)(2-phenylethynyl)-
EINECS	Contact for details

Quality Control

Our Bis(Pentafluorophenyl)(Phenylethynyl)Phosphine is produced and handled under strict quality protocols to ensure batch-to-batch consistency and high purity for research and development applications. Each lot is analyzed using advanced spectroscopic and chromatographic techniques. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment to support your quality assurance requirements.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., nitrogen or argon) in a cool, dry, and well-ventilated place. Recommended storage temperature is 2-8°C for long-term stability. This compound is easily oxidized (store under inert atmosphere).

Specification

Item	Specification
Appearance	White to off-white solid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 95%
31P NMR	Conforms to reference
19F NMR	Conforms to reference

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