Description

Ethylphosphonic Acid Methyl p-Tolyl Ester is a specialized organophosphorus compound with significant utility as a key synthetic intermediate. Its value lies in its role as a versatile building block for constructing more complex molecules, particularly in advanced material science and fine chemical synthesis. This product is essential for researchers and manufacturers in the agrochemical and pharmaceutical industries, where it is used to develop novel active ingredients and functional materials.

Application

• Key intermediate in the synthesis of novel agrochemicals, including potential herbicides and plant growth regulators.
• Building block for pharmaceutical research, particularly in developing organophosphorus-based active pharmaceutical ingredients (APIs).
• Precursor in material science for the creation of specialized flame retardants and polymer additives.
• Intermediate for ligand synthesis in coordination chemistry and catalysis.
• Used in organic synthesis laboratories for methodology development and structure-activity relationship (SAR) studies.
• Starting material for producing other functionalized phosphonate and phosphonic acid derivatives.

Basic Information

Product Name	Ethylphosphonic Acid Methyl p-Tolyl Ester
CAS No.	33232-85-8
Molecular Formula	C10H15O3P
Molecular Weight	214.20 g/mol
Synonyms	Methyl p-Tolyl Ethylphosphonate; p-Tolyl Methyl Ethylphosphonate; Ethylphosphonic Acid Methyl 4-Methylphenyl Ester; 4-Methylphenyl Methyl Ethylphosphonate; Methyl 4-Methylphenyl Ethylphosphonate; Ethylphosphonate Methyl p-Tolyl Ester; (4-Methylphenoxy)(methyl)phosphinic acid ethyl ester
EINECS	Contact for details

Quality Control

Our Ethylphosphonic Acid Methyl p-Tolyl Ester is manufactured under stringent quality management systems. Every batch undergoes comprehensive analytical testing, including chromatographic purity analysis and structural confirmation, to ensure it meets exacting standards for research and industrial use. A detailed Certificate of Analysis (COA) is provided with each shipment, guaranteeing traceability and consistent quality.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed to prevent degradation from atmospheric moisture.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%

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