Description

2,4-Dihydroxy-Benzenesulfonic Aci Monoammonium Salt is a versatile organic salt widely utilized as a key intermediate and functional additive in advanced chemical synthesis. Its sulfonic acid and phenolic hydroxyl groups make it valuable for introducing water-solubility and chelating properties into various formulations. This compound is essential for manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries seeking to develop products with enhanced performance characteristics.

Application

• Pharmaceutical Intermediate: Used in the synthesis of active pharmaceutical ingredients (APIs), particularly those requiring sulfonate or phenolic functionalities.
• UV Absorber & Light Stabilizer Precursor: Serves as a building block for manufacturing compounds that protect polymers, coatings, and personal care products from ultraviolet degradation.
• Metal Chelating Agent: Functions in water treatment formulations, cleaning agents, and plating baths to sequester metal ions like iron and copper.
• Dye & Pigment Intermediate: A key starting material for producing sulfonated azo dyes and other colorants, improving their solubility and fastness properties.
• Electroplating Additive: Employed in electroplating baths to enhance brightness, leveling, and stability of the deposited metal layer.
• Photographic Chemical: Used in the formulation of developers and other solutions for photographic and imaging processes.
• Analytical Reagent: Acts as a reagent in chemical analysis and research laboratories for specific colorimetric tests and complexometric titrations.

Basic Information

Product Name	2,4-Dihydroxy-Benzenesulfonic Aci Monoammonium Salt
CAS No.	55605-65-7
Molecular Formula	C6H9NO6S
Molecular Weight	223.20 g/mol
Synonyms	Ammonium 2,4-dihydroxybenzenesulfonate; 2,4-Dihydroxybenzenesulfonic acid ammonium salt; 1,3-Dihydroxy-4-sulfobenzene ammonium salt; 4-Sulforesorcinol monoammonium salt; Resorcinol-4-sulfonic acid ammonium salt; Benzenesulfonic acid, 2,4-dihydroxy-, monoammonium salt; Ammonium resorcinolsulfonate
EINECS	Contact for details

Quality Control

Our 2,4-Dihydroxy-Benzenesulfonic Aci Monoammonium Salt is produced under a stringent quality management system. Each batch undergoes comprehensive analytical testing to ensure it meets precise chemical and physical specifications. A Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is provided with every shipment to guarantee traceability and compliance with your technical requirements.

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 caking or decomposition. Keep away from incompatible materials such as strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to standard
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 2.0%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 20 ppm
Related Substances (HPLC)	Total impurities ≤ 2.0%

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