Description

Dichlorophenoxysulfanylidene Phosphorane is a specialized organophosphorus reagent with a unique sulfanylidene moiety. This compound is valued for its role as a key intermediate in the synthesis of complex molecules, particularly in advanced pharmaceutical and agrochemical research. It is primarily sought by R&D chemists and process development scientists in the fine chemical, pharmaceutical, and crop protection industries for constructing novel molecular architectures.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of novel active pharmaceutical ingredients (APIs), particularly those containing phosphorus or sulfur heterocycles.
• Agrochemical Synthesis: Used in the research and development of new herbicides, insecticides, and fungicides, leveraging its reactive phosphorus center.
• Ligand Precursor: Serves as a precursor for the development of specialized phosphine-based ligands used in catalysis, such as cross-coupling reactions.
• Material Science Research: Employed in the synthesis of novel polymers or functional materials where phosphorus-sulfur bonds impart specific properties like flame retardancy or metal coordination.
• Organic Synthesis Reagent: Acts as a versatile reagent in academic and industrial laboratories for constructing carbon-phosphorus and carbon-sulfur bonds.

Basic Information

Product Name	Dichlorophenoxysulfanylidene Phosphorane
CAS No.	18961-96-1
Molecular Formula	C6H4Cl2OPS
Molecular Weight	235.04 g/mol
Synonyms	Phosphorane, dichlorophenoxysulfanylidene-; (Dichlorophenoxy)sulfanylidenephosphorane; Phenol, 2,6-dichloro-, O-ester with P,P-dichlorophosphinous acid?; Thiophosphoryl dichloride, O-(2,6-dichlorophenyl) ester; O-(2,6-Dichlorophenyl) phosphonothioic dichloride
EINECS	Contact for details

Quality Control

Our Dichlorophenoxysulfanylidene Phosphorane is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including chromatographic purity assessment and structural confirmation, to ensure consistency and reliability for your synthetic applications. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment.

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). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed under an inert atmosphere (e.g., nitrogen or argon) after opening to prevent degradation.

Specification

Item	Specification
Appearance	White to off-white crystalline solid or powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 95.0%
Melting Point	Contact for details

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