Description

Ethylphosphonodithioic Acid o-Ethyl S-(o-Tolyl) Ester is a specialized organophosphorus compound with a CAS number of 3099-88-5. This chemical serves as a critical intermediate in the synthesis of advanced agrochemicals and other fine chemicals, offering a unique phosphonodithioate backbone for molecular construction. It is primarily required by research and development chemists and production specialists in the crop protection and pharmaceutical industries for creating novel active ingredients and ligands.

Application

• Agrochemical Intermediate: A key building block in the synthesis of novel insecticides, herbicides, and fungicides, particularly those targeting specific enzymatic pathways.
• Pharmaceutical Research: Used in medicinal chemistry for the development of new drug candidates, especially those requiring a phosphonodithioate functional group for bioactivity.
• Chemical Synthesis: Acts as a versatile reagent or precursor in organic synthesis for introducing sulfur and phosphorus-containing moieties into complex molecules.
• Ligand Preparation: Useful in coordination chemistry for preparing specialized ligands used in catalysis and material science.
• Polymer Additives: Potential application as a precursor for flame retardants or stabilizers in polymer formulations.

Basic Information

Item	Details
Product Name	Ethylphosphonodithioic Acid o-Ethyl S-(o-Tolyl) Ester
CAS No.	3099-88-5
Molecular Formula	C11H17OPS2
Molecular Weight	260.35 g/mol
Synonyms	O-Ethyl S-o-Tolyl Ethylphosphonodithioate; Ethylphosphonodithioic Acid O-Ethyl Ester, S-(2-Methylphenyl) Ester; S-(2-Methylphenyl) O-Ethyl Ethylphosphonodithioate; NSC 167153; Phosphonodithioic Acid, Ethyl-, O-Ethyl S-(2-Methylphenyl) Ester; Tolclofos-methyl impurity (related compound)
EINECS	Contact for details

Quality Control

Our production of Ethylphosphonodithioic Acid o-Ethyl S-(o-Tolyl) Ester adheres to stringent internal quality protocols to ensure batch-to-batch consistency and high purity. Each lot is analyzed using advanced chromatographic and spectroscopic techniques. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are available upon request to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from heat, sparks, and open flame. Due to its light-sensitive nature, prolonged exposure to direct light should be avoided.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Related Substances (HPLC)	Individual impurity ≤ 1.0%
Water Content (KF)	≤ 0.5%

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