Description

Phosphoric Acid Diethyl 4-(Methylthio)Phenyl Ester is a specialized organophosphorus compound with a unique phenylthioether moiety. This chemical matters as a versatile intermediate and building block, enabling the synthesis of more complex molecules for advanced material and life science applications. It is primarily needed by R&D chemists and process engineers in the agrochemical and pharmaceutical industries for developing novel active ingredients and functional materials.

Application

• Agrochemical Intermediate: A key precursor in the synthesis of novel insecticides, herbicides, and fungicides, leveraging its phosphoric ester and thioether functional groups.
• Pharmaceutical Research: Serves as a building block for developing potential drug candidates, particularly in medicinal chemistry programs targeting enzyme inhibition.
• Ligand and Catalyst Synthesis: Used in the preparation of specialized ligands for metal catalysis and organocatalysts due to its electron-donating and coordinating properties.
• Polymer Modification: Acts as a functional monomer or additive to introduce flame-retardant or specific solubility characteristics into polymer matrices.
• Material Science Research: Employed in the development of advanced materials, such as liquid crystals or organic semiconductors, where its molecular structure can influence self-assembly and electronic properties.

Basic Information

Product Name	Phosphoric Acid Diethyl 4-(Methylthio)Phenyl Ester
CAS No.	3070-13-1
Molecular Formula	C11H17O4PS
Molecular Weight	276.28 g/mol
Synonyms	Diethyl (4-Methylthiophenyl) Phosphate; Diethyl p-(Methylthio)phenyl Phosphate; 4-(Methylthio)phenol Diethyl Phosphate; O,O-Diethyl O-(4-Methylthiophenyl) Phosphate; Phosphoric Acid, Diethyl (4-Methylthiophenyl) Ester; p-(Methylmercapto)phenyl Diethyl Phosphate
EINECS	Contact for details

Quality Control

Our Phosphoric Acid Diethyl 4-(Methylthio)Phenyl Ester is produced under stringent quality management protocols. Each batch undergoes rigorous analytical testing, including chromatographic purity assays and identity confirmation, to ensure it meets the high standards required for research and industrial synthesis. A comprehensive Certificate of Analysis (COA) detailing purity, impurities, and physical properties is provided with every shipment to guarantee traceability and consistency.

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 after opening to prevent degradation from atmospheric moisture.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Related Substances (HPLC)	Total impurities ≤ 3.0%
Specific Gravity (20°C)	1.20 - 1.25

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