Description

1-Diphenylphosphino-4-(Dimethylamino)Pyridinium Trifluoromethanesulfonate is a specialized organophosphorus salt that serves as a highly effective and versatile catalyst precursor. This compound is valued for its ability to facilitate challenging cross-coupling and other transition metal-catalyzed reactions under mild conditions. It is primarily sought by research and development chemists in the pharmaceutical, agrochemical, and advanced materials sectors for synthesizing complex organic molecules.

Application

• Catalyst Ligand Precursor: For palladium, nickel, and other transition metal catalysts used in cross-coupling reactions (e.g., Suzuki, Heck, Sonogashira).
• Pharmaceutical Intermediate Synthesis: Enabling the construction of complex drug candidates and active pharmaceutical ingredients (APIs).
• Agrochemical Research: Used in the development of novel pesticides and herbicides through efficient catalytic processes.
• Materials Science: Aiding in the synthesis of organic electronic materials, ligands for metal-organic frameworks (MOFs), and specialty polymers.
• Academic & Industrial R&D: A key reagent for methodological development in organic synthesis and catalysis studies.
• Fine Chemical Production: Applied in the scalable manufacture of high-value, complex fine chemicals and specialty intermediates.

Basic Information

Product Name	1-Diphenylphosphino-4-(Dimethylamino)Pyridinium Trifluoromethanesulfonate
CAS No.	501012-77-7
Molecular Formula	C20H20F3N2O3PS
Molecular Weight	456.42 g/mol
Synonyms	1-(Diphenylphosphino)-4-(dimethylamino)pyridinium trifluoromethanesulfonate; 4-(Dimethylamino)-1-(diphenylphosphino)pyridinium triflate; DAPPT; DAPPOT; (4-Dimethylaminopyridin-1-yl)diphenylphosphonium trifluoromethanesulfonate; Phosphonium, [4-(dimethylamino)-1-pyridinyl]diphenyl-, salt with 1,1,1-trifluoromethanesulfonic acid (1:1); [4-(Dimethylamino)pyridin-1-ium-1-yl]diphenylphosphonium trifluoromethanesulfonate
EINECS	Contact for details

Quality Control

Our production of 1-Diphenylphosphino-4-(Dimethylamino)Pyridinium Trifluoromethanesulfonate adheres to stringent quality protocols to ensure batch-to-batch consistency and high purity for sensitive catalytic applications. All materials are characterized by advanced analytical techniques, including NMR and HPLC. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with each shipment to support your quality assurance and regulatory needs.

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). This material is easily oxidized (store under inert atmosphere) and is light-sensitive (store away from light). Keep the container sealed under an inert gas such as argon or nitrogen for long-term stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Water Content (KF)	≤ 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.