Description

2-Chloro-10-Hydroxy-10H-Phenothiaphosphine 10-Oxide is a specialized organophosphorus compound with a phenothiazine backbone, serving as a critical synthetic intermediate. Its unique structure, combining phosphorus, sulfur, and nitrogen heterocycles, makes it valuable for constructing complex molecules with specific electronic or biological properties. This chemical is primarily sought by research institutions and manufacturers in the pharmaceutical and advanced materials sectors for developing novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of novel phenothiazine-derived drug candidates, particularly for central nervous system (CNS) applications.
• Ligand Precursor: Used in coordination chemistry to develop specialized phosphorus-containing ligands for catalysis and metal complexation.
• Material Science Research: Employed in the development of organic semiconductors, photoconductive materials, and other advanced electronic components due to its conjugated system.
• Agrochemical Synthesis: Intermediate for creating new generations of pesticides and herbicides that leverage its heterocyclic structure.
• Polymer Modification: Acts as a functional monomer or additive to impart flame retardancy or specific optical properties to polymers.
• Academic & R&D: Fundamental research reagent in organic and medicinal chemistry for studying structure-activity relationships and reaction mechanisms.

Basic Information

Product Name	2-Chloro-10-Hydroxy-10H-Phenothiaphosphine 10-Oxide
CAS No.	31121-36-5
Molecular Formula	C₁₂H₈ClNO₂PS
Molecular Weight	295.69 g/mol
Synonyms	10H-Phenothiaphosphinine-10-ol, 2-chloro-, 10-oxide; 2-Chloro-10-hydroxy-10H-phenothiaphosphinine 10-oxide; Phenothiaphosphine oxide derivative; 2-Chlorophenothiaphosphinic acid derivative; Contact for additional synonyms.
EINECS	Contact for details

Quality Control

Every batch of 2-Chloro-10-Hydroxy-10H-Phenothiaphosphine 10-Oxide is manufactured and tested under a strict quality management system. We provide comprehensive analytical documentation, including Certificates of Analysis (COA) with data from HPLC, NMR, and IR spectroscopy to verify identity and purity. Our quality commitment ensures the consistency and reliability required for critical R&D and scale-up processes.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (typically 15-25°C). Keep away from incompatible materials. Due to its light-sensitive nature, handling and packaging are performed under low-light conditions to preserve stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 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.