Description

8-Bromonaphthalene-1-Sulfonic Acid is a versatile brominated naphthalene derivative that serves as a key synthetic intermediate in advanced organic chemistry. Its value lies in the unique reactivity imparted by the combination of an electron-withdrawing sulfonic acid group and a bromine atom, enabling precise functionalization. This compound is primarily needed by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and specialty dye industries for constructing complex molecular architectures.

Application

• Pharmaceutical Intermediate: Crucial for the synthesis of active pharmaceutical ingredients (APIs), particularly in the development of naphthalene-based drug candidates.
• Agrochemical Synthesis: Used as a building block for creating advanced herbicides, fungicides, and other crop protection agents.
• Dye and Pigment Manufacturing: Serves as a precursor for synthesizing high-performance, brominated dyes and organic pigments.
• Ligand and Catalyst Development: Employed in the preparation of specialized ligands for metal-catalyzed coupling reactions.
• Material Science Research: Used in the development of organic semiconductors, conductive polymers, and other advanced functional materials.
• Chemical Research & Development: A valuable reagent for exploring new organic transformations and synthesizing novel chemical entities.

Basic Information

Product Name	8-Bromonaphthalene-1-Sulfonic Acid
CAS No.	63970-02-5
Molecular Formula	C₁₀H₇BrO₃S
Molecular Weight	287.13 g/mol
Synonyms	1-Bromo-8-naphthalenesulfonic Acid; 8-Bromo-1-naphthalenesulfonic Acid; NSC 403058; 1-Naphthalenesulfonic acid, 8-bromo-; 8-Bromonaphthalenesulfonic Acid
EINECS	Contact for details

Quality Control

Our 8-Bromonaphthalene-1-Sulfonic Acid is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation, to ensure it meets the high standards required for research and industrial synthesis. Certificates of Analysis (COA) with detailed specifications are provided for every shipment to guarantee traceability and batch-to-batch consistency.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from strong bases and oxidizing agents.

Specification

Item	Specification
Appearance	Off-white to light brown powder or crystals
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 95.0%
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.