Description

6-Nitronaphthalene-1-Sulfonic Acid is a specialized aromatic sulfonic acid derivative, serving as a critical intermediate in the synthesis of dyes, pigments, and other fine chemicals. Its value lies in the precise introduction of both nitro and sulfonic acid functional groups onto the naphthalene ring system, enabling the creation of complex colorants and functional materials. This compound is essential for manufacturers and R&D laboratories in the dyestuff, agrochemical, and pharmaceutical intermediate sectors seeking to develop or produce high-performance chemical products.

Application

• Primary Intermediate for Azo Dyes and Pigments: Serves as a key building block in the synthesis of acid dyes, direct dyes, and other colorants, particularly for textiles and leather.
• Agrochemical Synthesis: Used in the manufacturing of certain herbicides and plant growth regulators where the naphthalene sulfonate structure is required.
• Pharmaceutical Intermediate: Acts as a precursor in the synthesis of more complex molecules for active pharmaceutical ingredients (APIs).
• Research & Development: Employed in organic synthesis laboratories for studying nitration and sulfonation reactions or creating novel specialty chemicals.
• Corrosion Inhibitor Formulations: Can be utilized in the development of specialized corrosion inhibitors for industrial water treatment systems.
• Photographic Chemicals: Finds application in the synthesis of certain chemicals used in photographic development processes.

Basic Information

Product Name	6-Nitronaphthalene-1-Sulfonic Acid
CAS No.	54220-76-7
Molecular Formula	C₁₀H₇NO₅S
Molecular Weight	253.23 g/mol
Synonyms	6-Nitro-1-naphthalenesulfonic Acid; 1-Naphthalenesulfonic acid, 6-nitro-; 6-Nitronaphthalene-1-sulphonic Acid; NSC 403119; 6-Nitro-1-naphthalenesulphonic Acid; 6-Nitronaphthalenesulfonic Acid
EINECS	Contact for details

Quality Control

Our 6-Nitronaphthalene-1-Sulfonic Acid is produced and tested under stringent quality management protocols. Each batch undergoes comprehensive analysis to ensure identity, purity, and consistency meet the high standards required for industrial and research applications. We provide detailed Certificates of Analysis (COA) with key parameters including assay (by titration or HPLC), identification (IR), and impurity profiles. Our commitment to reliable quality and traceability supports your supply chain integrity and product development needs.

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). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed to prevent absorption of atmospheric moisture. Keep away from incompatible materials such as strong bases and reducing agents.

Specification

Item	Specification
Appearance	Yellow to brown powder or crystals
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Water Content	≤ 5.0%
Related Substances (HPLC)	Contact for details
Solubility	Soluble in water, alcohols, and polar organic solvents

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