Description

Thiophosphoric Acid o-Ethyl o-Isopropyl o-(1,3-Dihydro-1,3-Dioxo-2H-Isoindol-2-Yl) Ester is a specialized organophosphorus compound featuring a phthalimide moiety, which imparts unique chemical reactivity and stability. This compound matters as a high-value chemical intermediate, enabling the synthesis of advanced agrochemicals and pharmaceuticals where precise molecular architecture is critical. Industrial researchers and manufacturers in the agrochemical and fine chemical sectors need this ester for developing next-generation active ingredients with targeted biological activity.

Application

• Agrochemical Intermediate: A key building block in the synthesis of novel insecticides and acaricides, leveraging its organothiophosphate core.
• Pharmaceutical Synthesis: Serves as a precursor for pharmacologically active molecules, particularly those requiring the phthalimide group for biological activity or as a protecting group.
• Chemical Research & Development: Used in academic and industrial R&D for exploring new reactions and creating libraries of organophosphorus compounds.
• Ligand and Catalyst Preparation: The structure can be modified to create specialized ligands for metal catalysis or functional materials.

Basic Information

Product Name	Thiophosphoric Acid o-Ethyl o-Isopropyl o-(1,3-Dihydro-1,3-Dioxo-2H-Isoindol-2-Yl) Ester
CAS No.	3733-84-4
Molecular Formula	C13H16NO4PS
Molecular Weight	313.31 g/mol
Synonyms	O-Ethyl O-Isopropyl S-Pththalimidomethyl Phosphorodithioate; Phthalimidomethyl O-Ethyl O-Isopropyl Phosphorodithioate; Prothoate Impurity; Phosphorodithioic Acid, O-Ethyl O-(1-Methylethyl) Ester, S-Ester with N-(Hydroxymethyl)phthalimide; ENT 27,258; CAS 3733-84-4
EINECS	223-104-8

Quality Control

Our production of Thiophosphoric Acid o-Ethyl o-Isopropyl o-(1,3-Dihydro-1,3-Dioxo-2H-Isoindol-2-Yl) Ester adheres to stringent quality management protocols. Every batch undergoes rigorous analytical testing, including chromatography and spectroscopy, to ensure identity, purity, and consistency. A comprehensive Certificate of Analysis (COA) detailing all specifications is provided with each shipment to guarantee traceability and compliance with your quality assurance requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area. Keep away from strong bases and incompatible materials such as organic solvents. For long-term storage, maintaining conditions at 2-8°C is recommended to ensure optimal stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Assay (HPLC)	≥ 98.0%
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.