Description

2-Sulfobenzoic Acid Monoammonium Salt is a versatile organic salt widely utilized as a key intermediate and functional additive in advanced chemical synthesis. Its significance lies in its dual functionality, offering both a sulfonate group for water solubility and an ammonium counterion for stability, making it valuable for formulating specialty products. This compound is essential for manufacturers and R&D laboratories in the pharmaceutical, agrochemical, and specialty polymer industries seeking reliable, high-purity raw materials.

Application

• Pharmaceutical Intermediate: Used in the synthesis of active pharmaceutical ingredients (APIs) and diagnostic agents.
• Agrochemical Formulations: Acts as a dispersing agent or intermediate in the production of herbicides and pesticides.
• Polymer & Resin Modification: Serves as a functional monomer or additive to impart water solubility or ionic character to specialty polymers.
• Electroplating & Surface Treatment: Employed as an additive in plating baths for metal finishing and surface conditioning.
• Analytical Chemistry: Functions as a reagent or standard in various chromatographic and spectroscopic analytical methods.
• Dye & Pigment Manufacturing: Used as an intermediate in the synthesis of sulfonated dyes and colorants.

Basic Information

Item	Detail
Product Name	2-Sulfobenzoic Acid Monoammonium Salt
CAS No.	6939-89-5
Molecular Formula	C7H9NO5S
Molecular Weight	219.21 g/mol
Synonyms	Ammonium 2-sulfobenzoate; 2-Carboxybenzenesulfonic Acid Ammonium Salt; Ammonium o-Sulfobenzoate; Benzoic acid, 2-sulfo-, monoammonium salt; 2-Sulfobenzoic Acid Ammonium Salt; o-Sulfobenzoic Acid Ammonium Salt; Ammonium Hydrogen 2-Sulfobenzoate
EINECS	230-072-8

Quality Control

Our 2-Sulfobenzoic Acid Monoammonium Salt is manufactured under a strict quality management system. Every batch undergoes comprehensive analytical testing to ensure it meets precise specifications for identity, purity, and impurity profiles. A Certificate of Analysis (COA) detailing the results for each parameter is provided with every shipment, ensuring full traceability and compliance with your quality requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). This material is hygroscopic (moisture-sensitive); keep the container tightly sealed to minimize exposure to atmospheric humidity.

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%
pH (5% solution)	4.0 - 6.0

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