Description

4-Hydroxy-7-[(1-Oxodecyl)Amino]Naphthalene-2-Sulphonic Acid is a specialized naphthalene sulfonic acid derivative with a long-chain amide substituent, making it a valuable intermediate for advanced chemical synthesis. This compound is critical for manufacturers requiring a reactive building block with both hydrophilic (sulfonic acid) and hydrophobic (decyl chain) functionalities. It is primarily utilized in the production of dyes, pigments, and functional materials where its specific molecular architecture imparts desired properties like solubility, color, or surface activity.

Application

• Dye and Pigment Intermediate: A key precursor in the synthesis of acid dyes, reactive dyes, and high-performance pigments, particularly for textiles and inks.
• Functional Material Synthesis: Used in creating surfactants and dispersants where the sulfonic acid group provides water solubility and the long alkyl chain offers hydrophobic interaction.
• Chemical Research & Development: Serves as a versatile building block in organic synthesis for pharmaceuticals and agrochemical research.
• Analytical Reagent: Can be employed as a complexing agent or a chromogenic reagent in certain analytical chemistry applications.
• Polymer Modification: Utilized to introduce sulfonate groups into polymers to enhance hydrophilicity, dyeability, or antistatic properties.

Basic Information

Product Name	4-Hydroxy-7-[(1-Oxodecyl)Amino]Naphthalene-2-Sulphonic Acid
CAS No.	68189-33-3
Molecular Formula	C₂₀H₂₇NO₅S
Molecular Weight	393.50 g/mol
Synonyms	7-(Decanoylamino)-4-hydroxy-2-naphthalenesulfonic acid; 4-Hydroxy-7-decanamido-2-naphthalenesulfonic acid; N-Decanoyl-4-hydroxy-7-amino-2-naphthalenesulfonic acid; 2-Naphthalenesulfonic acid, 7-[(1-oxodecyl)amino]-4-hydroxy-; 68189-33-3; Light-sensitive (store away from light)
EINECS	Contact for details

Quality Control

Our 4-Hydroxy-7-[(1-Oxodecyl)Amino]Naphthalene-2-Sulphonic Acid is manufactured under a strict quality management system. Every batch undergoes rigorous analytical testing to ensure identity, purity, and consistency. A comprehensive Certificate of Analysis (COA) detailing specifications such as assay, impurity profile, and physical characteristics is provided with each shipment to guarantee it meets 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 material is hygroscopic (moisture-sensitive); ensure the container is kept tightly sealed to prevent absorption of atmospheric moisture. Keep away from strong acids and incompatible materials.

Specification

Item	Specification
Appearance	Off-white to light brown powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Loss on Drying	≤ 2.0%
Sulfated Ash	≤ 0.5%
Heavy Metals	≤ 20 ppm

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