Description

Acenaphthene-5-Sulphonic Acid is a specialized aromatic sulfonic acid derivative, serving as a key intermediate in the synthesis of dyes, pigments, and advanced organic compounds. Its value lies in providing a reactive sulfonic acid group on the acenaphthene backbone, enabling the creation of water-soluble colorants and functional materials. This product is essential for manufacturers in the dye and pigment industry, as well as for research laboratories developing novel chemical entities.

Application

• Dye and Pigment Intermediate: A crucial building block for synthesizing acid dyes, reactive dyes, and organic pigments, particularly those requiring enhanced water solubility.
• Chemical Synthesis: Used as a sulfonating agent or precursor in the production of more complex sulfonated aromatic compounds for various industrial applications.
• Research & Development: Employed in academic and industrial R&D for creating new functional molecules, including optical brighteners and specialty polymers.
• Pharmaceutical Intermediates: Potential use in the synthesis of certain drug molecules where the sulfonic acid group is a required functional moiety.

Basic Information

Product Name	Acenaphthene-5-Sulphonic Acid
CAS No.	53700-79-1
Molecular Formula	C₁₂H₁₀O₃S
Molecular Weight	234.27 g/mol
Synonyms	5-Acenaphthenesulfonic Acid; Acenaphthene-5-sulfonic Acid; 1,2-Dihydroacenaphthylene-5-sulfonic Acid; 5-Sulfoacenaphthene; NSC 403107
EINECS	Contact for details

Quality Control

Our Acenaphthene-5-Sulphonic Acid is produced under a strict quality management system. Each batch undergoes comprehensive analytical testing, including purity assay and impurity profiling, to ensure it meets exacting standards for chemical intermediates. Certificates of Analysis (COA) detailing all test results are provided and available upon request to support your quality assurance protocols.

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). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed to prevent absorption of atmospheric moisture. Keep away from strong bases and oxidizing agents.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Loss on Drying	≤ 2.0%
Residue on Ignition	≤ 0.5%

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