Description

Diethyl Heptylphosphonate is a high-purity organophosphorus compound with the CAS registry number 17195-46-9. This specialty phosphonate ester is valued for its role as a versatile intermediate and extractant in advanced chemical synthesis and separation processes. It is essential for manufacturers and researchers in the pharmaceutical, agrochemical, and specialty chemical industries who require reliable, high-quality organophosphorus building blocks.

Application

• Chemical Intermediate: A key building block in the synthesis of more complex organophosphorus compounds, including ligands, flame retardants, and plasticizers.
• Solvent Extraction: Used as an extractant or synergist in the solvent extraction and purification of rare earth elements and valuable metal ions.
• Catalyst & Ligand Synthesis: Serves as a precursor for phosphine oxide ligands and catalysts used in cross-coupling and other transition metal-catalyzed reactions.
• Pharmaceutical Intermediates: Employed in the research and development of active pharmaceutical ingredients (APIs) that incorporate phosphorus functionalities.
• Agrochemical Synthesis: Utilized in the production of advanced herbicides, insecticides, and plant growth regulators.
• Flame Retardant Formulations: Acts as an intermediate in the manufacture of phosphorus-based flame retardant additives for polymers and textiles.
• Research & Development: A valuable reagent for academic and industrial R&D in coordination chemistry and materials science.

Basic Information

Product Name	Diethyl Heptylphosphonate
CAS No.	17195-46-9
Molecular Formula	C11H25O3P
Molecular Weight	236.29 g/mol
Synonyms	Heptylphosphonic Acid Diethyl Ester; Diethyl Heptanephosphonate; Diethyl n-Heptylphosphonate; Diethyl 1-Heptylphosphonate; Heptylphosphonic Acid, Diethyl Ester; (Heptyloxy)(diethoxy)phosphine Oxide; EINECS 241-245-5
EINECS	241-245-5

Quality Control

Our Diethyl Heptylphosphonate is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing, including GC, HPLC, and NMR, to ensure identity, purity, and consistency. A comprehensive Certificate of Analysis (COA) detailing all specifications is provided with each shipment to guarantee it meets your precise technical requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from strong bases and incompatible materials. The container should be kept tightly sealed to minimize moisture absorption and degradation.

Specification

Item	Specification
Appearance	Colorless to pale yellow clear liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Refractive Index (n20D)	1.430 - 1.440
Density (g/mL at 20°C)	0.950 - 0.980

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