Description

8-Ethoxyquinoline-5-Sulfonic Acid is a functionalized quinoline derivative that serves as a versatile chemical intermediate. Its molecular structure, featuring both an ethoxy group and a sulfonic acid moiety, makes it a valuable precursor for synthesizing more complex molecules in fine chemical and pharmaceutical manufacturing. This compound is primarily sought by research institutions and industrial manufacturers in the agrochemical, pharmaceutical, and specialty chemical sectors for developing new active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of novel quinoline-based drug candidates, including potential antimicrobial and anti-inflammatory agents.
• Agrochemical Synthesis: Used in the research and production of advanced crop protection agents, such as fungicides and herbicides.
• Dye and Pigment Manufacturing: Acts as a precursor for creating specialized dyes, optical brighteners, and colorants.
• Chemical Research & Development: Serves as a critical reagent in organic synthesis for introducing the quinoline sulfonate functional group into target molecules.
• Coordination Chemistry: Can function as a ligand or a component in metal-organic frameworks (MOFs) and catalytic systems.
• Analytical Reagent: Potential use in the development of analytical methods and sensor materials.

Basic Information

Product Name	8-Ethoxyquinoline-5-Sulfonic Acid
CAS No.	15301-40-3
Molecular Formula	C₁₁H₁₁NO₄S
Molecular Weight	253.28 g/mol
Synonyms	5-Quinolinesulfonic acid, 8-ethoxy-; 8-Ethoxy-5-quinolinesulfonic acid; 8-Ethoxyquinoline-5-sulphonic acid; NSC 403697; Ethoxyquinoline sulfonic acid; 8-Ethoxy-quinoline-5-sulfonic acid
EINECS	Contact for details

Quality Control

Our 8-Ethoxyquinoline-5-Sulfonic Acid is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via IR and NMR spectroscopy, to ensure it meets exacting standards for research and industrial use. A Certificate of Analysis (COA) detailing all test results is provided with every shipment to guarantee traceability and 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 yellow crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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