Description

5-Butyl-1-Naphthalenesulfonic Acid is a specialized organic sulfonic acid derivative, valued for its role as a versatile intermediate and surfactant precursor in advanced chemical synthesis. Its molecular structure, featuring both a hydrophobic naphthalene-butyl group and a strongly hydrophilic sulfonic acid moiety, makes it particularly effective in applications requiring tailored surface activity or specific acid catalysis. This compound is essential for manufacturers and R&D laboratories in the fine chemical, agrochemical, and specialty surfactant industries seeking to develop high-performance formulations.

Application

• Chemical Intermediate: A key building block in the synthesis of more complex naphthalene-based compounds, dyes, and pigments.
• Surfactant & Detergent Precursor: Used to manufacture specialized anionic surfactants for industrial cleaners, emulsifiers, and dispersion agents.
• Catalyst & Acidulant: Functions as an acid catalyst in organic synthesis reactions, including esterification and alkylation processes.
• Agrochemical Synthesis: Serves as an intermediate in the production of certain herbicides, pesticides, and plant growth regulators.
• Polymer Industry: Employed in the modification of polymers and as a component in ion-exchange resins.
• Research & Development: Utilized in academic and industrial R&D for studying sulfonation reactions and developing new material science applications.

Basic Information

Product Name	5-Butyl-1-Naphthalenesulfonic Acid
CAS No.	66375-38-0
Molecular Formula	C₁₄H₁₆O₃S
Molecular Weight	264.34 g/mol
Synonyms	1-Naphthalenesulfonic acid, 5-butyl-; 5-Butylnaphthalene-1-sulfonic acid; Butylnaphthalenesulfonic acid; NSC 163184
EINECS	Contact for details

Quality Control

Our 5-Butyl-1-Naphthalenesulfonic Acid is produced under strict quality management protocols. Each batch is subjected to comprehensive analytical testing, including identification, purity assay, and impurity profiling, to ensure it meets precise customer specifications and consistent batch-to-batch reliability. Certificates of Analysis (COA) documenting all critical parameters are provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). This product is hygroscopic (moisture-sensitive) and should be handled in a dry environment to prevent degradation. Keep away from strong bases and oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white powder or crystalline solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 2.0%
Residue on Ignition	≤ 0.1%

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