Description

Phosphorothioic Acid, O,O,o-Triphenyl Esters, tert-Bu Derivs. is a specialized organophosphorus compound characterized by its unique sterically hindered tert-butyl and triphenyl ester structure. This compound matters as a high-value chemical intermediate and ligand, offering significant utility in advanced synthetic chemistry and materials science. It is primarily needed by research institutions and industrial manufacturers in the pharmaceutical, agrochemical, and specialty polymer sectors for developing novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Used in the synthesis of novel drug candidates, particularly those requiring sterically hindered phosphate or phosphorothioate backbones.
• Agrochemical Research: Serves as a key precursor or ligand in the development of next-generation insecticides and herbicides.
• Catalyst Ligand: Functions as a sophisticated ligand in transition metal catalysis for cross-coupling and other organic transformations.
• Polymer Additive & Stabilizer: Investigated for use as a flame retardant or stabilizer in high-performance engineering plastics.
• Chemical Synthesis Building Block: Employed in academic and industrial R&D for constructing complex organophosphorus molecules.
• Material Science: Used in the surface modification of materials or the creation of metal-organic frameworks (MOFs).

Basic Information

Item	Details
Product Name	Phosphorothioic Acid, O,O,o-Triphenyl Esters, tert-Bu Derivs.
CAS No.	192268-65-8
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	tert-Butyl O,O,o-Triphenyl Phosphorothioate; Phosphorothioic Acid, O,O,o-Triphenyl Ester, tert-Butyl Derivative; O,O,o-Triphenyl tert-Butyl Phosphorothioate; tert-Butyltriphenyl Phosphorothioate; Triphenyl tert-Butyl Phosphorothioate; (tert-Butoxy)(triphenoxy)phosphine Sulfide; CAS 192268-65-8
EINECS	Contact for details

Quality Control

Our Phosphorothioic Acid, O,O,o-Triphenyl Esters, tert-Bu Derivs. is produced and handled under a strict quality management system. Each batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing specifications such as assay (by HPLC or NMR) and impurity profiles are provided with every shipment to guarantee compliance with your research or production requirements.

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 heat, sparks, and open flame. Due to its light-sensitive nature, containers should be kept in opaque packaging or amber glass.

Specification

Item	Specification
Appearance	White to off-white crystalline powder or solid
Identification (IR / NMR)	Conforms to structure
Assay (HPLC / NMR)	≥ 95.0%
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.