Description

2-[(Dimethoxyphosphinothioyl)Thio]Butanedioic Acid Dipropyl Ester is a specialized organophosphorus compound that serves as a key intermediate in the synthesis of advanced agrochemicals and pharmaceuticals. Its unique chemical structure, featuring both phosphorothioate and ester functionalities, makes it a versatile building block for creating active ingredients with specific biological activity. This product is essential for R&D chemists and production specialists in the agrochemical and fine chemical industries seeking to develop new crop protection agents or modify existing molecular scaffolds.

Application

• Agrochemical Intermediate: Primary use as a precursor in the synthesis of organophosphate insecticides and acaricides.
• Chemical Synthesis: Acts as a versatile building block for introducing phosphorothioate groups into target molecules in medicinal chemistry.
• Research & Development: Used in academic and industrial labs for studying structure-activity relationships (SAR) of pesticidal compounds.
• Process Chemistry: Employed in scale-up and optimization of manufacturing routes for active pharmaceutical ingredients (APIs) with similar motifs.

Basic Information

Product Name	2-[(Dimethoxyphosphinothioyl)Thio]Butanedioic Acid Dipropyl Ester
CAS No.	3700-91-2
Molecular Formula	C12H23O6PS2
Molecular Weight	358.41 g/mol
Synonyms	Dipropyl 2-[(dimethoxyphosphinothioyl)thio]butanedioate; Dipropyl 2-[(dimethoxyphosphinothioyl)thio]succinate; Succinic acid, 2-[(dimethoxyphosphinothioyl)thio]-, dipropyl ester; Butanedioic acid, 2-[(dimethoxyphosphinothioyl)thio]-, dipropyl ester; Phosphorodithioic acid, O,O-dimethyl ester, S-ester with dipropyl thiomalate
EINECS	223-045-8

Quality Control

Our production of 2-[(Dimethoxyphosphinothioyl)Thio]Butanedioic Acid Dipropyl Ester adheres to stringent in-process controls to ensure batch-to-batch consistency and high purity. Each lot is analyzed against established specifications using modern analytical techniques. Certificates of Analysis (COA) detailing identity, purity, and impurity profiles are provided and available upon request to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area away from incompatible materials such as strong bases and organic solvents. Recommended storage temperature is between 15°C and 25°C. Keep container tightly sealed when not in use to prevent moisture absorption and degradation.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
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.