Description

Tetraethyl(Ethoxycarbonylethylidene)Bisphosphonate is a specialized organophosphorus compound that serves as a versatile synthetic intermediate. Its molecular structure, featuring both phosphonate and ester functionalities, makes it a valuable building block for the preparation of complex molecules. This compound is primarily utilized by researchers and manufacturers in the pharmaceutical and agrochemical industries for the development of new active ingredients and fine chemicals.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of bisphosphonate drugs and other bioactive molecules.
• Agrochemical Synthesis: Building block for creating novel herbicides, insecticides, and plant growth regulators.
• Ligand and Catalyst Development: Used to prepare chelating ligands for metal catalysis and coordination chemistry.
• Material Science Research: Intermediate for synthesizing flame retardants, polymer additives, and specialty materials.
• Organic Synthesis: Employed in Horner-Wadsworth-Emmons (HWE) and related reactions for olefination.
• Chemical Research & Development: Serves as a standard or reagent in method development and exploratory chemistry.

Basic Information

Product Name	Tetraethyl(Ethoxycarbonylethylidene)Bisphosphonate
CAS No.	1112-29-4
Molecular Formula	C11H22O7P2
Molecular Weight	328.24 g/mol
Synonyms	Tetraethyl 1-Ethoxycarbonylethylidene-1,1-bisphosphonate; (Ethoxycarbonylethylidene)bisphosphonic Acid Tetraethyl Ester; Diethyl [(Diethoxyphosphinyl)(ethoxycarbonyl)methyl]phosphonate; Tetraethyl (1-Ethoxy-1,3-dioxopropylidene)bisphosphonate; NSC 163063; Ethyl (Diethylphosphono)(diethoxyphosphoryl)acetate; Acetic acid, (diethoxyphosphinyl)(diethoxyphosphoryl)-, ethyl ester
EINECS	214-188-6

Quality Control

Our Tetraethyl(Ethoxycarbonylethylidene)Bisphosphonate is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including chromatography (HPLC/GC) and spectroscopic methods (NMR, IR), to ensure identity, purity, and consistency. A detailed Certificate of Analysis (COA) is provided with every shipment, confirming compliance with agreed specifications.

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. For long-term storage, consider an inert atmosphere to maintain optimal stability.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%

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