Description

Phosphorothioic Acid o-[4-(Aminosulfonyl)Phenyl]O,o-Diethyl Ester is a specialized organophosphorus compound featuring a phenylsulfonamide group. This unique structure makes it a valuable intermediate for synthesizing advanced chemical agents, particularly in the agrochemical and pharmaceutical sectors. It is primarily sought by research institutions and industrial manufacturers developing novel sulfonylurea-like compounds, insecticides, or enzyme inhibitors.

Application

• Agrochemical Intermediate: Key precursor in the research and synthesis of novel insecticides and acaricides.
• Pharmaceutical Research: Used as a building block for developing sulfonamide-based pharmacologically active molecules.
• Chemical Synthesis: Serves as a versatile intermediate for creating complex organophosphorus and sulfonamide derivatives.
• Biochemical Studies: Potential use as a tool compound in enzymatic studies targeting cholinesterases or other esterases.
• Material Science: Investigated for incorporation into specialized polymers or ligands for metal coordination.

Basic Information

Product Name	Phosphorothioic Acid o-[4-(Aminosulfonyl)Phenyl]O,o-Diethyl Ester
CAS No.	1902-25-6
Molecular Formula	C10H16NO5PS2
Molecular Weight	325.34 g/mol
Synonyms	O,O-Diethyl O-[4-(Aminosulfonyl)Phenyl] Phosphorothioate; 4-Aminobenzenesulfonamide O-ester with O,O-Diethyl Phosphorothioate; Sulfanilamide O-ester with O,O-Diethyl Phosphorothioate; Phosphorothioic Acid, O-[4-(Aminosulfonyl)Phenyl] O,O-Diethyl Ester; NSC 52506; ENT 25640; Diethyl 4-Sulfamoylphenyl Phosphorothioate
EINECS	217-606-8

Quality Control

Our production of Phosphorothioic Acid o-[4-(Aminosulfonyl)Phenyl]O,o-Diethyl Ester adheres to stringent internal quality standards to ensure batch-to-batch consistency and high purity. Each lot is characterized using advanced analytical techniques including HPLC, GC, and NMR spectroscopy. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled room temperature (15-25°C). Keep away from strong bases and incompatible materials such as strong oxidizing agents. For long-term storage, consider under an inert atmosphere to maximize stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (NMR)	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.