Description

Sodium 1-Amine-2-Naphthol-4-Sulfonate is a specialized organic salt derived from naphthol sulfonic acid. This compound is valued for its role as a key intermediate and reagent in the synthesis of dyes, pigments, and other fine chemicals. It is primarily utilized by manufacturers in the chemical, pharmaceutical, and research sectors where precise molecular structures are required for advanced applications.

Application

• Dye and Pigment Intermediate: A crucial building block in the synthesis of azo dyes and other complex colorants.
• Pharmaceutical Synthesis: Serves as an intermediate in the production of certain active pharmaceutical ingredients (APIs).
• Chemical Research & Development: Used as a reagent in organic synthesis and methodological studies.
• Analytical Chemistry: Can function as a component in specific analytical reagents or indicators.
• Photographic Chemicals: Historically used in certain photographic development processes.

Basic Information

Product Name	Sodium 1-Amine-2-Naphthol-4-Sulfonate
CAS No.	114394-36-4
Molecular Formula	C10H8NNaO4S
Molecular Weight	261.23 g/mol
Synonyms	1-Amino-2-naphthol-4-sulfonic acid sodium salt; 4-Amino-3-hydroxy-1-naphthalenesulfonic acid sodium salt; Sodium 4-amino-3-hydroxynaphthalene-1-sulfonate; 1,2,4-Acid sodium salt; 1-Amino-2-naphthol-4-sodium sulfonate; 4-Amino-3-hydroxy-1-naphthalenesulfonate sodium; 1,2,4-Oxy acid sodium salt
EINECS	Contact for details

Quality Control

Our Sodium 1-Amine-2-Naphthol-4-Sulfonate is manufactured under strict quality control protocols to ensure batch-to-batch consistency and high purity. We provide comprehensive Certificates of Analysis (COA) for each lot, detailing key parameters such as assay, impurity profile, and physical characteristics. Our quality system is designed to meet the rigorous standards required by industrial and research applications.

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 light-sensitive; therefore, containers must be kept tightly sealed after opening to minimize exposure to atmospheric moisture and light, which can affect product stability.

Specification

Item	Specification
Appearance	Light yellow to brown powder
Identification (IR)	Conforms
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 2.0%
Heavy Metals (as Pb)	≤ 20 ppm
Residue on Ignition	≤ 0.5%

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