Description

Tetraethyl (Bromomethylene)Bisphosphonate is a specialized organophosphorus compound characterized by its bisphosphonate ester structure with a bromomethylene bridging group. This unique molecular architecture makes it a valuable intermediate in synthetic organic chemistry, particularly for the construction of complex molecules and functional materials. It is primarily sought after by research institutions and industrial R&D departments in the pharmaceutical, agrochemical, and materials science sectors for the development of novel active ingredients and advanced polymers.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of novel bisphosphonate drugs and other bioactive molecules.
• Agrochemical Synthesis: Used in the research and development of new herbicides, plant growth regulators, and pesticides.
• Ligand and Catalyst Precursor: Serves as a precursor for creating specialized phosphonate-based ligands for metal catalysis.
• Material Science Research: Employed in the development of flame retardants, metal-chelating agents, and functional polymers.
• Organic Synthesis Reagent: Utilized in Horner-Wadsworth-Emmons (HWE) and related olefination reactions to introduce vinylphosphonate groups.

Basic Information

Product Name	Tetraethyl (Bromomethylene)Bisphosphonate
CAS No.	28845-79-6
Molecular Formula	C9H21BrO6P2
Molecular Weight	367.11 g/mol
Synonyms	Tetraethyl (bromomethylene)diphosphonate; (Bromomethylene)bisphosphonic acid tetraethyl ester; Bromomethylenebis(phosphonic acid tetraethyl ester); Bromomethylene diphosphonate tetraethyl ester; Bromomethylenebisphosphonate tetraethyl ester; Tetraethyl bromomethylenediphosphonate; [(Diethoxyphosphinyl)methyl]phosphonic acid bromo-, diethyl ester; (Bromomethylene)bis[phosphonic acid P,P-diethyl ester]
EINECS	Contact for details

Quality Control

Our Tetraethyl (Bromomethylene)Bisphosphonate is manufactured under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including chromatographic purity analysis and structural confirmation, to ensure it meets the high standards required for research and industrial synthesis. A Certificate of Analysis (COA) detailing specific results for identity, purity, and related substances is provided with every shipment.

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 nature, the container must be kept tightly sealed to exclude moisture. Keep away from heat sources and incompatible materials.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 95.0%
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.