Description

(Diphenylphosphino)Methanethiol S-Acetate CAS NO 324753-11-9 is a specialized organophosphorus compound featuring a phosphine group and a protected thiol functionality. This unique structure makes it a valuable intermediate for constructing complex ligands and catalysts in advanced synthetic chemistry. It is primarily needed by research and development chemists in the pharmaceutical and fine chemical industries for applications in asymmetric synthesis and transition metal catalysis.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of novel active pharmaceutical ingredients (APIs) and chiral ligands.
• Catalyst Ligand Synthesis: Precursor for the preparation of sophisticated phosphine-thiol and phosphine-thioether ligands used in homogeneous catalysis.
• Asymmetric Synthesis: Employed in the development of catalysts for enantioselective hydrogenation, cross-coupling, and other stereocontrolled reactions.
• Material Science Research: Used in the creation of functionalized surfaces and novel polymeric materials with specific coordination sites.
• Agrochemical Development: Intermediate in the research and synthesis of new crop protection agents and plant growth regulators.
• Academic & Industrial R&D: Essential reagent for methodological development in organic and organometallic chemistry laboratories.

Basic Information

Product Name	(Diphenylphosphino)Methanethiol S-Acetate
CAS No.	324753-11-9
Molecular Formula	C15H15O2PS
Molecular Weight	290.32 g/mol
Synonyms	S-Acetyl (diphenylphosphino)methanethiol; Acetyl (diphenylphosphino)methyl sulfide; (Diphenylphosphanyl)methyl thioacetate; (Diphenylphosphino)methyl thioacetate; (Diphenylphosphino)methanethiol acetate; (Diphenylphosphanyl)methanethiol S-acetate; (Diphenylphosphino)methanethiol acetic acid ester; P,P-Diphenyl-P-((acetylthio)methyl)phosphine
EINECS	Contact for details

Quality Control

Our (Diphenylphosphino)Methanethiol S-Acetate is produced under strict quality management protocols. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and GC analysis, to ensure high purity and consistency. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., nitrogen or argon) at 2-8°C in a cool, dry, well-ventilated place. Keep away from heat, sparks, and open flame. Due to its sensitivity, allow the container to reach room temperature before opening to minimize moisture ingress.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Melting Point	Contact for details

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