Description

1,5-Pentanediylbisphosphonic Acid Tetraethyl Ester is a high-purity organophosphorus compound, specifically a bisphosphonate ester, valued for its role as a versatile chemical intermediate. Its molecular structure, featuring two phosphonate ester groups separated by a pentamethylene chain, makes it a critical precursor in the synthesis of complex ligands and functional materials. This product is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and specialty chemical sectors developing novel active ingredients and metal-chelating agents.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of novel bisphosphonate drugs targeting bone metabolism disorders.
• Agrochemical Synthesis: Precursor for developing advanced herbicides and plant growth regulators with phosphonate functionality.
• Ligand and Chelator Production: Serves as a starting material for creating complexing agents used in metal extraction, catalysis, and water treatment.
• Material Science: Used in the research and development of flame retardants, polymer modifiers, and surface treatment agents.
• Chemical Research: A valuable reagent in organic synthesis for introducing phosphonate groups into molecular frameworks.

Basic Information

Product Name	1,5-Pentanediylbisphosphonic Acid Tetraethyl Ester
CAS No.	21458-48-0
Molecular Formula	C13H30O6P2
Molecular Weight	344.33 g/mol
Synonyms	Tetraethyl Pentane-1,5-diylbis(phosphonate); Tetraethyl (1,5-Pentanediyl)bisphosphonate; 1,5-Pentanediylbis(phosphonic acid) tetraethyl ester; Pentamethylenebis(phosphonic acid) tetraethyl ester; NSC 163066; Phosphonic acid, P,P'-(1,5-pentanediyl) P,P,P',P'-tetraethyl ester; Tetraethyl pentane-1,5-diylbisphosphonate
EINECS	Contact for details

Quality Control

Our 1,5-Pentanediylbisphosphonic Acid Tetraethyl Ester is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and NMR for structural confirmation, to ensure it meets exacting specifications for research and industrial use. A Certificate of Analysis (COA) detailing all test results is provided with every shipment to guarantee traceability and compliance.

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 oxidizing agents and strong bases. For long-term storage, consider an inert atmosphere to maintain optimal purity.

Specification

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

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