Description

Tetraethylpropylene-1,3-Diphosphonate is a specialized organophosphorus compound characterized by its unique diphosphonate ester structure. This chemical serves as a high-value intermediate and ligand, prized for its ability to chelate metal ions and modify material properties. It is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and advanced materials sectors who require precise molecular control for catalyst development, scale-up synthesis, and specialty polymer formulation.

Application

• Pharmaceutical Intermediate: Used in the synthesis of novel active pharmaceutical ingredients (APIs), particularly those requiring phosphonate-based bioisosteres or prodrug strategies.
• Catalyst Ligand: Acts as a chelating agent in homogeneous catalysis for various organic transformations, including cross-coupling and hydrogenation reactions.
• Agrochemical Synthesis: A key building block for creating advanced herbicides, plant growth regulators, and other crop protection agents with enhanced efficacy.
• Flame Retardant Additive: Incorporated into polymer matrices (e.g., polyurethanes, epoxies) to impart flame-retardant properties through a phosphorus mechanism.
• Metal Extraction & Separation: Employed in hydrometallurgical processes for the selective extraction and purification of rare earth and transition metals.
• Corrosion Inhibitor Formulation: Used in specialty coatings and treatment fluids for industrial water systems and metal surfaces.
• Research & Development: Serves as a versatile reagent in academic and industrial R&D for exploring new organophosphorus chemistry and material science.

Basic Information

Product Name	Tetraethylpropylene-1,3-Diphosphonate
CAS No.	22401-25-8
Molecular Formula	C11H26O6P2
Molecular Weight	316.27 g/mol
Synonyms	1,3-Propanediol, 2,2-bis(diethoxyphosphinyl)-; 2,2-Bis(diethoxyphosphinyl)-1,3-propanediol; Tetraethyl 2,2-bis(phosphonomethyl)propane-1,3-diolate; Propane-1,3-diol, 2,2-bis(diethoxyphosphinyl)-; Tetraethyl (2,2-bis(phosphonomethyl)propane-1,3-diyl) diphosphonate; P,P,P',P'-Tetraethyl 2,2-bis(phosphonomethyl)-1,3-propanediol diphosphonate
EINECS	Contact for details

Quality Control

Our Tetraethylpropylene-1,3-Diphosphonate is manufactured under a strict quality management system. Every batch undergoes comprehensive analytical testing, including chromatographic purity assays and structural confirmation, to ensure it meets precise customer specifications and consistent batch-to-batch performance. Certificates of Analysis (COA) documenting identity, purity, and impurity profiles are provided and available upon request.

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 acids and oxidizing agents. Recommended storage temperature is between 15°C and 25°C. The product is compatible with standard chemical storage conditions but should be kept under an inert atmosphere for long-term storage to maintain optimal quality.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Specific Gravity (20°C)	1.150 - 1.180
Refractive Index (20°C)	1.450 - 1.470

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