Description

Tetraethylammonium Phthalate CAS NO 128008-38-8 is a quaternary ammonium salt derivative of phthalic acid, serving as a versatile organic intermediate and phase-transfer catalyst. This compound is valued for its ability to facilitate reactions between reagents in immiscible phases, enhancing reaction rates and yields in specialized syntheses. It is primarily sought by research institutions and industrial manufacturers in the pharmaceutical, agrochemical, and advanced materials sectors for process development and fine chemical production.

Application

• Phase-Transfer Catalyst (PTC): Used to accelerate organic synthesis reactions, particularly between ionic and organic reactants in biphasic systems.
• Pharmaceutical Intermediate: Serves as a key building block or catalyst in the synthesis of active pharmaceutical ingredients (APIs) and other drug substances.
• Polymer Chemistry: Employed in the production and modification of specialty polymers and resins.
• Agrochemical Synthesis: Acts as an intermediate or catalyst in the manufacture of pesticides, herbicides, and plant growth regulators.
• Electrolyte Component: Investigated for use in electrochemical applications and battery research.
• Research & Development: Utilized in academic and industrial R&D for method development and novel chemical process exploration.

Basic Information

Product Name	Tetraethylammonium Phthalate
CAS No.	128008-38-8
Molecular Formula	C20H25NO4
Molecular Weight	343.42 g/mol
Synonyms	Tetraethylammonium Hydrogen Phthalate; TEAP; N,N,N-Triethylethanaminium 2-carboxybenzoate; Phthalic Acid Tetraethylammonium Salt; TEA Phthalate; Tetraethylammonium Phthalate Salt; Ethylammonium Phthalate (Tetra-); TEP
EINECS	Contact for details

Quality Control

Our Tetraethylammonium Phthalate is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency. We provide detailed Certificates of Analysis (COA) that document critical parameters such as assay, impurity profile, and moisture content, supporting compliance with cGMP and other relevant industry standards for research and industrial use.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at controlled room temperature (15-25°C). This product is hygroscopic (moisture-sensitive) and must be kept under dry conditions to prevent degradation. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 2.0%
Heavy Metals (as Pb)	≤ 20 ppm
Residue on Ignition	≤ 0.1%

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