Phosphoric Acid Triheptyl Ester CAS NO 4621-50-5

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CAS No.:4621-50-5

Grade:Pharmacy Grade

Content:99.9%

Brand:Customizable

Packaging:Customizable

Description

Phosphoric Acid Triheptyl Ester is a high-purity organophosphorus compound, specifically a trialkyl phosphate ester. This chemical serves as a versatile intermediate and functional additive, valued for its solvating and plasticizing properties. It is primarily utilized by manufacturers in the polymer, lubricant, and specialty chemical industries seeking reliable performance in demanding formulations.

Application

As a plasticizer and processing aid for specialty polymers and resins.
As a solvent and extractant in hydrometallurgy and chemical separation processes.
As a lubricant additive to enhance film strength and reduce wear.
As a flame retardant synergist in specific polymer and textile applications.
As a chemical intermediate for the synthesis of more complex organophosphate derivatives.
As a functional fluid component in hydraulic and heat transfer systems.

Basic Information


Product Name	Phosphoric Acid Triheptyl Ester
CAS No.	4621-50-5
Molecular Formula	C21H45O4P
Molecular Weight	392.55 g/mol
Synonyms	Triheptyl Phosphate; Heptyl Phosphate (Tri-); Phosphoric Acid Tri-n-Heptyl Ester; n-Heptyl Phosphate; THP; Tris(heptyl) Phosphate; O,O,O-Triheptyl Phosphoric Acid Ester; Tris(heptyloxy)phosphine Oxide
EINECS	225-028-9

Quality Control

Our Phosphoric Acid Triheptyl Ester is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency. A Certificate of Analysis (COA) detailing key specifications is provided with every shipment to guarantee compliance with your technical requirements.

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 oxidizing agents. Recommended storage temperature is 15-25°C. Keep container tightly sealed when not in use to minimize moisture absorption.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (GC)	≥ 98.0%
Acidity (as H3PO4)	≤ 0.1%
Water Content (KF)	≤ 0.1%
Specific Gravity (20°C)	0.950 - 0.970
Refractive Index (n20D)	1.440 - 1.445