Description

Phosphoric Acid Tris(1-Cyanobutyl) Ester is a specialized organophosphorus compound with a unique molecular structure incorporating both phosphate and nitrile functional groups. This combination makes it a valuable intermediate and functional additive in advanced material synthesis and specialty chemical manufacturing. It is primarily sought after by R&D chemists and process engineers in the polymer, pharmaceutical, and agrochemical sectors for applications requiring tailored reactivity and performance.

Application

• As a key intermediate in the synthesis of advanced flame retardants and plasticizers for engineering polymers.
• As a functional monomer or cross-linking agent in the production of specialty resins and coatings.
• As a precursor in pharmaceutical research for creating molecules with specific biological activity.
• In the development of extractants and ligands for metal ion separation and catalysis.
• As a modifying agent for surfaces and materials to impart specific chemical properties.
• For use in agrochemical research in the synthesis of novel active ingredients or safeners.
• In lubricant and fuel additive formulations as a performance-enhancing component.

Basic Information

Product Name	Phosphoric Acid Tris(1-Cyanobutyl) Ester
CAS No.	73972-81-3
Molecular Formula	C21H33N3O4P
Molecular Weight	422.48 g/mol
Synonyms	Tris(1-cyanobutyl) phosphate; Phosphoric acid, tris(1-cyanobutyl) ester; 1-Cyanobutyl phosphate (triester); Tris(4-cyanobutyl) phosphate; Butanenitrile, 4-[[bis(4-cyanobutoxy)phosphinyl]oxy]-; 4-[[Bis(4-cyanobutoxy)phosphinyl]oxy]butanenitrile
EINECS	Contact for details

Quality Control

Our Phosphoric Acid Tris(1-Cyanobutyl) Ester is manufactured under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including chromatographic purity analysis and identity confirmation, to ensure it meets precise customer specifications and consistent high-quality standards. A detailed Certificate of Analysis (COA) 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, strong acids, and strong bases. Due to the presence of nitrile groups, it is recommended to store under an inert atmosphere for long-term stability.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Water Content (KF)	≤ 0.5%
Density (20°C)	~1.10 g/cm³

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