Description

Sodium 3-[(Hexadecylamino)Carbonyl]-4-Hydroxynaphthalene-1-Sulphonate is a specialized anionic surfactant and dye intermediate that combines a hydrophobic hexadecyl chain with a hydrophilic naphthalene sulphonate group. This unique molecular structure provides excellent surface-active properties and the ability to form complexes with various metal ions. It is primarily utilized in the formulation of industrial cleaning agents, textile auxiliaries, and as a key intermediate in the synthesis of specialized pigments and colorants. Industries including textile manufacturing, metal treatment, and specialty chemical synthesis rely on this compound for its consistent performance and functional versatility.

Application

• Textile Processing: Acts as a levelling agent, dispersant, and wetting agent in dyeing and printing processes.
• Industrial & Institutional (I&I) Cleaning: A key surfactant component in heavy-duty detergents, degreasers, and metal cleaning formulations.
• Metal Treatment: Used in electroplating baths and metal surface treatment solutions for its complexing and wetting properties.
• Pigment & Dye Intermediates: Serves as a crucial building block in the synthesis of oil-soluble dyes and organic pigments.
• Leather Processing: Functions as a fatliquoring agent and dyeing auxiliary in the tanning industry.
• Paper & Pulp Industry: Employed as a dispersant for pigments and as a processing aid.

Basic Information

Product Name	Sodium 3-[(Hexadecylamino)Carbonyl]-4-Hydroxynaphthalene-1-Sulphonate
CAS No.	13183-81-8
Molecular Formula	C27H40NNaO5S
Molecular Weight	513.67 g/mol
Synonyms	N-Hexadecyl-4-hydroxy-3-sulfo-1-naphthamide sodium salt; Sodium N-hexadecyl-4-hydroxy-3-sulfo-1-naphthamide; C.I. 15510; Acid Orange 63; 4-Hydroxy-3-[(1-oxohexadecylamino)]-1-naphthalenesulfonic acid sodium salt; N-Palmitoyl-4-hydroxy-3-sulfo-1-naphthamide sodium salt; 1-Naphthalenesulfonic acid, 4-hydroxy-3-[(1-oxohexadecylamino)]-, sodium salt
EINECS	236-150-5

Quality Control

Our production of Sodium 3-[(Hexadecylamino)Carbonyl]-4-Hydroxynaphthalene-1-Sulphonate adheres to stringent quality management protocols to ensure batch-to-batch consistency and reliability. Each lot undergoes comprehensive analytical testing, including assay, identification, and impurity profile analysis. Certificates of Analysis (COA) detailing purity, physical characteristics, and test results are provided with every shipment and are available upon request to support your quality assurance processes.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at ambient temperature (15-25°C). This material is hygroscopic (moisture-sensitive); the container must be kept tightly sealed after opening to prevent absorption of atmospheric moisture, which may affect product performance.

Specification

Item	Specification
Appearance	Yellow to orange-brown powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Loss on Drying	≤ 5.0%
Sulfated Ash	≤ 20.0%
Heavy Metals (as Pb)	≤ 20 ppm
pH (1% Solution)	7.0 - 9.0

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