Description

Phosphonic Acid,Methyl-,Bis(1-Methylheptyl) Ester is a specialized organophosphorus compound, also known by its CAS number 76341-63-4. This chemical serves as a versatile intermediate and functional additive, valued for its unique chemical structure that imparts properties useful in advanced material synthesis. It is primarily sought by manufacturers in the polymer, agrochemical, and specialty chemical industries for applications requiring specific chelating or modifying agents.

Application

• As a key chelating agent and extractant in hydrometallurgy for the separation and purification of rare earth and transition metals.
• Employed as a stabilizer and modifier in the production of specialty polymers, including PVC and polyolefins, to enhance thermal and oxidative stability.
• Utilized as an intermediate in the synthesis of advanced agrochemicals, such as herbicides and plant growth regulators.
• Functions as a corrosion inhibitor component in formulations for industrial cooling water systems and metal treatment fluids.
• Acts as a flame retardant synergist in plastic and textile applications.
• Serves as a lubricant additive to improve extreme pressure (EP) and anti-wear properties.
• Used in research and development for creating novel coordination compounds and catalysts.

Basic Information

Product Name	Phosphonic Acid,Methyl-,Bis(1-Methylheptyl) Ester
CAS No.	76341-63-4
Molecular Formula	C₁₇H₃₇O₃P
Molecular Weight	320.45 g/mol
Synonyms	Bis(1-methylheptyl) methylphosphonate; Methylphosphonic acid bis(1-methylheptyl) ester; Phosphonic acid, methyl-, bis(1-methylheptyl) ester; 1-Methylheptyl methylphosphonate; Methyl bis(1-methylheptyl) phosphonate; P,P-Bis(1-methylheptyl) methylphosphonate; (1-Methylheptyl) methylphosphonate
EINECS	Contact for details

Quality Control

Our production of Phosphonic Acid,Methyl-,Bis(1-Methylheptyl) Ester adheres to stringent quality management protocols. Each batch undergoes rigorous analytical testing to ensure consistency, purity, and compliance with agreed specifications. A comprehensive Certificate of Analysis (COA) detailing identity, assay, and impurity profiles is provided with every shipment to guarantee traceability and quality assurance for our global B2B partners.

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 oxidizing agents. Recommended storage temperature is between 15°C and 25°C. Keep container tightly sealed when not in use to minimize moisture absorption and maintain product integrity.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (GC)	≥ 95.0%
Density (20°C)	0.92 - 0.96 g/mL
Refractive Index (n20/D)	1.440 - 1.450
Water Content	≤ 0.5%

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