Description

(Phenylamino)Diphenylphosphine Sulfide is a specialized organophosphorus compound that serves as a versatile intermediate in advanced chemical synthesis. Its unique structure, featuring both phosphine sulfide and anilino functionalities, makes it valuable for constructing complex molecular architectures and as a potential ligand precursor. This product is essential for research and development chemists and process engineers in the fine chemical and pharmaceutical sectors. It is supplied under stringent quality control to ensure batch-to-batch consistency for critical applications.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of novel active pharmaceutical ingredients (APIs), particularly those targeting neurological or metabolic pathways.
• Ligand Synthesis: Serves as a precursor for the development of specialized phosphine-based ligands used in catalysis, such as cross-coupling reactions.
• Polymer Chemistry: Used as a modifying agent or chain-transfer agent in the production of specialty polymers with tailored thermal or mechanical properties.
• Agrochemical Research: Intermediate in the development of new generation pesticides and herbicides, leveraging its phosphorus-nitrogen core.
• Material Science: Employed in the surface modification of materials and in the synthesis of flame retardants or stabilizers.
• Organic Synthesis Reagent: Acts as a reagent in various organic transformations, including nucleophilic substitutions and as a sulfur transfer agent.

Basic Information

Item	Detail
Product Name	(Phenylamino)Diphenylphosphine Sulfide
CAS No.	4129-41-3
Molecular Formula	C18H16NPS
Molecular Weight	309.36 g/mol
Synonyms	N-Phenyldiphenylphosphinothioic amide; Diphenyl(anilino)phosphine sulfide; (Anilino)diphenylphosphine sulfide; P,P-Diphenyl-N-phenylphosphonothioic amide; Phosphinothioic amide, N-phenyl-P,P-diphenyl-; NSC 163083; (Phenylimino)diphenyl-λ5-phosphanethione
EINECS	Contact for details

Quality Control

Every batch of (Phenylamino)Diphenylphosphine Sulfide is produced and tested under a strict quality management system. We ensure compliance with relevant industry standards for fine chemical intermediates. Comprehensive analytical testing, including HPLC, NMR, and elemental analysis, is performed to verify identity, purity, and consistency. A Certificate of Analysis (COA) documenting all test results is provided with each shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). This material is hygroscopic (moisture-sensitive) and should be handled in a dry environment to prevent degradation.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Identification (NMR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%

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