Description

Diphenylphosphinothioic Acid o-(2,6-Dichloro-4-Nitrophenyl) Ester is a specialized organophosphorus compound characterized by its unique phosphinothioate ester structure. This chemical matters as a high-value intermediate and ligand in advanced synthesis, offering precise reactivity for constructing complex molecular architectures. It is primarily needed by research institutions and industrial R&D teams working in pharmaceutical development, agrochemical research, and materials science, where it serves as a critical building block for novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of novel drug candidates, particularly those targeting specific enzyme pathways.
• Agrochemical Research: Used in developing advanced pesticides and herbicides, leveraging its bioactivity as a potential active ingredient or a synthetic intermediate.
• Catalyst & Ligand Synthesis: Serves as a sophisticated ligand precursor for transition metal catalysts used in cross-coupling and other organic transformations.
• Material Science: Incorporated into the development of specialty polymers and functional materials requiring specific phosphorus-based properties.
• Chemical Research: Employed in academic and industrial laboratories for method development and exploring new organophosphorus chemistry.
• Flame Retardant Studies: Investigated as a potential component or synergist in advanced flame-retardant formulations due to its phosphorus and sulfur content.

Basic Information

Product Name	Diphenylphosphinothioic Acid o-(2,6-Dichloro-4-Nitrophenyl) Ester
CAS No.	24625-64-7
Molecular Formula	C18H12Cl2NO3PS
Molecular Weight	424.24 g/mol
Synonyms	o-(2,6-Dichloro-4-nitrophenyl) diphenylphosphinothioate; Diphenylphosphinothioic Acid O-(2,6-Dichloro-4-nitrophenyl) Ester; Phosphinothioic acid, P,P-diphenyl-, O-(2,6-dichloro-4-nitrophenyl) ester; 2,6-Dichloro-4-nitrophenyl diphenylphosphinothioate; (2,6-Dichloro-4-nitrophenyl) diphenylphosphinothioate
EINECS	Contact for details

Quality Control

Our production of Diphenylphosphinothioic Acid o-(2,6-Dichloro-4-Nitrophenyl) Ester adheres to stringent quality protocols. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and IR spectroscopy, to ensure identity, purity, and consistency. Certificates of Analysis (COA) documenting all critical parameters are available upon request, providing full traceability and supporting your quality assurance processes for research and development applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at controlled room temperature (typically 15-25°C). Keep away from heat, sparks, and open flame. Due to its light-sensitive nature, containers should be opaque or stored in dark conditions.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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