Description

2-Naphthylsulfamic Acid is a specialized aromatic sulfonic acid derivative that serves as a versatile intermediate in fine chemical synthesis. Its value lies in its ability to introduce both sulfonic acid and naphthyl functionalities, enabling the production of dyes, pigments, and performance chemicals with specific properties. This compound is essential for manufacturers and R&D laboratories in the agrochemical, dye, and pharmaceutical sectors seeking to develop novel compounds or enhance material characteristics.

Application

• Dye and Pigment Intermediate: A key building block for the synthesis of azo dyes, acid dyes, and organic pigments, contributing to color fastness and solubility.
• Agrochemical Synthesis: Used in the production of certain herbicides and plant growth regulators where the naphthylsulfamate moiety is required for biological activity.
• Pharmaceutical Research: Acts as a precursor or intermediate in the development of sulfonamide-based drugs and other active pharmaceutical ingredients (APIs).
• Corrosion Inhibitor Formulation: Incorporated into specialty chemical blends designed to protect metal surfaces in industrial processes.
• Chemical Research & Development: Serves as a standard or reagent in organic synthesis for introducing sulfamic acid groups onto naphthalene structures.
• Surfactant and Detergent Industry: Can be used to synthesize specialized anionic surfactants for niche industrial cleaning applications.

Basic Information

Product Name	2-Naphthylsulfamic Acid
CAS No.	10344-95-3
Molecular Formula	C10H9NO3S
Molecular Weight	223.25 g/mol
Synonyms	2-Naphthalenesulfamic Acid; β-Naphthalenesulfamic Acid; 2-Naphthylamine-1-sulfonic Acid; 2-Aminonaphthalene-1-sulfonic Acid; 2-Naphthylaminesulfonic Acid; 2-NAS; 2-Naphthylsulphamic Acid; NSC 403697
EINECS	233-758-7

Quality Control

Every batch of our 2-Naphthylsulfamic Acid is manufactured and tested under a strict quality management system. We ensure product integrity through comprehensive analytical controls including HPLC for purity, IR for identification, and titration methods. A detailed Certificate of Analysis (COA) is provided with each shipment, confirming compliance with agreed specifications. Our quality commitment supports your need for consistent performance and regulatory traceability in your processes.

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). Keep away from strong oxidizing agents, strong bases, and heat sources. The product may be hygroscopic; ensure containers are sealed after use to minimize moisture absorption.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.5%
Heavy Metals (as Pb)	≤ 20 ppm

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