Description

Phosphorodithioic Acid O,o-Diethyl S-Pentyl Ester is a specialized organophosphorus compound with the CAS registry number 55955-86-7. This chemical serves as a versatile intermediate and functional additive, valued for its unique sulfur and phosphorus-containing structure. It is primarily utilized in the synthesis of advanced agrochemicals, lubricant additives, and as a key component in metal extraction and flotation processes for the mining industry.

Application

• Agrochemical Intermediate: A key precursor in the synthesis of organophosphate insecticides and acaricides.
• Lubricant & Fuel Additive: Functions as an extreme pressure (EP) additive and anti-wear agent in industrial lubricants and hydraulic fluids.
• Metal Extraction & Flotation: Acts as a selective collector agent in the froth flotation process for recovering sulfide ores like copper, lead, and zinc.
• Chemical Synthesis: Serves as a versatile building block for creating other phosphorus-sulfur compounds in pharmaceutical and specialty chemical research.
• Polymer Modification: Used as a stabilizer or cross-linking agent in specific polymer formulations to enhance properties.
• Corrosion Inhibitor: Provides protective properties in functional fluids and coatings for metal surfaces.

Basic Information

Product Name	Phosphorodithioic Acid O,o-Diethyl S-Pentyl Ester
CAS No.	55955-86-7
Molecular Formula	C9H21O2PS2
Molecular Weight	256.36 g/mol
Synonyms	O,O-Diethyl S-Pentyl Dithiophosphate; Diethyl Pentyl Dithiophosphate; S-Pentyl O,O-Diethyl Phosphorodithioate; Amyl Dithiophosphoric Acid O,O-Diethyl Ester; Pentyl Diethyl Dithiophosphate; Dithiophosphoric Acid O,O-Diethyl S-Pentyl Ester; Amyl Diethyl Dithiophosphate; CAS 55955-86-7
EINECS	Contact for details

Quality Control

Our Phosphorodithioic Acid O,o-Diethyl S-Pentyl Ester is manufactured under a strict quality management system. Every batch undergoes rigorous analytical testing, including GC, HPLC, and NMR, to ensure identity, purity, and consistency. A comprehensive Certificate of Analysis (COA) detailing assay, impurity profile, and physical properties is provided with each shipment to guarantee it meets your specific application requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area away from heat sources and incompatible materials such as strong acids and oxidizing agents. 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	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 95.0%
Water Content (KF)	≤ 0.5%
Specific Gravity (20°C)	1.05 - 1.10
Refractive Index (20°C)	1.480 - 1.490

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