Description

Tetramethylammonium Hydrogen Phthalate is a high-purity quaternary ammonium salt derivative of phthalic acid. This compound serves as a critical reagent and intermediate in advanced chemical synthesis and analytical applications, valued for its consistent quality and reactivity. It is primarily utilized by manufacturers and research institutions in the pharmaceutical, agrochemical, and specialty chemical sectors for process development and quality control.

Application

• Pharmaceutical Intermediate: Used in the synthesis of active pharmaceutical ingredients (APIs) and other fine chemicals.
• Analytical Chemistry: Employed as a standard or reagent in ion chromatography and other analytical techniques.
• Catalysis & Organic Synthesis: Acts as a phase-transfer catalyst or a building block in complex organic reactions.
• Electrolyte Component: Utilized in electrochemical applications and specialty battery research.
• Polymer Modification: Serves as a functional additive or monomer in the production of specialty polymers.
• Agrochemical Synthesis: A key intermediate in the manufacturing of certain herbicides and plant growth regulators.
• Research & Development: A valuable tool in academic and industrial R&D for method development and chemical studies.

Basic Information

Product Name	Tetramethylammonium Hydrogen Phthalate
CAS No.	79723-02-7
Molecular Formula	C13H17NO4
Molecular Weight	251.28 g/mol
Synonyms	N,N,N-Trimethylmethanaminium 2-carboxybenzoate; Tetramethylammonium phthalate hydrogen; TMAP; Tetramethylammonium acid phthalate; Phthalic acid, monopotassium salt, compound with tetramethylammonium (1:1); 1,2-Benzenedicarboxylic acid, monopotassium salt, compd. with N,N,N-trimethylmethanaminium (1:1); Tetramethylammonium hydrogen benzene-1,2-dicarboxylate
EINECS	Contact for details

Quality Control

Our Tetramethylammonium Hydrogen Phthalate is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure it meets high-purity standards suitable for research and industrial use. A Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment to guarantee traceability and batch-to-batch consistency.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). This product is hygroscopic (moisture-sensitive) and must be kept in a dry environment 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.