Description

(Diphenylphosphino)Methanethiol CAS NO 324753-16-4 is a versatile organophosphorus ligand featuring both phosphine and thiol functional groups. This dual functionality makes it a valuable building block for constructing complex metal-organic frameworks and catalysts in advanced chemical synthesis. It is primarily sought after by researchers and manufacturers in the fields of pharmaceutical development, materials science, and fine chemical production.

Application

• Ligand in Homogeneous Catalysis: Used in cross-coupling reactions (e.g., Suzuki, Heck) and hydrogenation processes due to its electron-donating phosphine moiety.
• Precursor for Functionalized Materials: Serves as a key intermediate in the synthesis of novel polymers, dendrimers, and self-assembled monolayers (SAMs).
• Surface Modification Agent: The thiol group allows for binding to metal surfaces (e.g., gold, silver nanoparticles) for sensor and nanotechnology applications.
• Building Block for Chelating Ligands: Employed to create sophisticated bidentate or multidentate ligands for stabilizing transition metal complexes.
• Pharmaceutical Intermediate: Utilized in the research and development of active pharmaceutical ingredients (APIs) requiring specific metal-catalyzed steps.
• Organic Electronics: Investigated for use in the synthesis of components for organic light-emitting diodes (OLEDs) and semiconductors.

Basic Information

Item	Details
Product Name	(Diphenylphosphino)Methanethiol
CAS No.	324753-16-4
Molecular Formula	C13H13PS
Molecular Weight	232.28 g/mol
Synonyms	Diphenylphosphinomethanethiol; (Diphenylphosphanyl)methanethiol; (Diphenylphosphino)methanethiol; 1-(Diphenylphosphino)methanethiol; Methanethiol, (diphenylphosphino)-; (Diphenylphosphanyl)methyl mercaptan; (Diphenylphosphino)methyl mercaptan; Phenylphosphinomethanethiol (common name variant)
EINECS	Contact for details

Quality Control

Our (Diphenylphosphino)Methanethiol is produced under stringent quality management protocols. Each batch undergoes comprehensive analytical testing, including HPLC, NMR, and GC-MS, to ensure high purity and consistency. Certificates of Analysis (COA) detailing all specifications are available upon request.

Storage

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

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid or low-melting solid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 95%
Water Content (KF)	≤ 0.5%

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