Description

1-Acetamido-8-Hydroxy-3,6-Naphthalenedisulfonic Acid Monosodium Salt is a high-purity, functionalized naphthalene derivative that serves as a critical intermediate in advanced organic synthesis. Its value lies in its dual sulfonic acid groups and reactive hydroxyl/acetamido functionalities, enabling precise chemical modifications. This compound is essential for manufacturers in the dye, pigment, and specialty chemical industries seeking to develop products with specific chromophoric or complexing properties.

Application

• Key Intermediate for Dyes and Pigments: Primarily used in the synthesis of acid dyes, reactive dyes, and food colorants due to its naphthalene backbone and sulfonic acid groups which provide water solubility and color properties.
• Chemical Synthesis Building Block: Serves as a versatile precursor for creating more complex molecules in pharmaceutical and agrochemical research.
• Complexing Agent: Potential use in the formulation of metal-complex dyes or as a ligand in catalytic systems.
• Analytical Reagent: Can be utilized in research and development as a standard or reagent in analytical chemistry methodologies.

Basic Information

Product Name	1-Acetamido-8-Hydroxy-3,6-Naphthalenedisulfonic Acid Monosodium Salt
CAS No.	91990-52-2
Molecular Formula	C₁₂H₁₀NNaO₈S₂
Molecular Weight	391.33 g/mol
Synonyms	1-Acetamido-8-naphthol-3,6-disulfonic Acid Monosodium Salt; 8-Hydroxy-1-acetamidonaphthalene-3,6-disulfonic Acid Sodium Salt; N-Acetyl H Acid Monosodium Salt; 1-Acetylamino-8-hydroxynaphthalene-3,6-disulfonic Acid Sodium Salt; Acetyl H Acid Sodium Salt; 1-(Acetylamino)-8-hydroxy-3,6-naphthalenedisulfonic Acid Monosodium Salt; AONS
EINECS	Contact for details

Quality Control

Our 1-Acetamido-8-Hydroxy-3,6-Naphthalenedisulfonic Acid Monosodium Salt is produced under a strict quality management system. Every batch undergoes rigorous analytical testing to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing specific results for all critical parameters are available upon request, providing full traceability and compliance assurance for your production 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). This product is hygroscopic (moisture-sensitive); therefore, the container must be kept tightly sealed after opening to prevent absorption of atmospheric moisture, which can affect product quality and handling.

Specification

Item	Specification
Appearance	Off-white to light beige powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Loss on Drying	≤ 5.0%
Residue on Ignition (Sulfated Ash)	≤ 0.5%
Heavy Metals (as Pb)	≤ 20 ppm
Related Substances (HPLC)	Individual impurity ≤ 1.0%

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