Description

4-Aminosulfonyl-1-Hydroxy-2-Naphthoic Acid, 97 is a high-purity naphthalene derivative that serves as a versatile and critical synthetic intermediate. Its molecular structure, featuring both sulfonamide and carboxylic acid functional groups, makes it a valuable building block for creating complex molecules with specific properties. This compound is essential for researchers and manufacturers in the pharmaceutical and fine chemical industries, where it is used in the development of active pharmaceutical ingredients (APIs) and advanced organic materials.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of novel drug candidates, particularly those targeting enzymes where the sulfonamide group acts as a pharmacophore.
• Dye and Pigment Synthesis: Used in the production of specialized azo dyes and organic pigments, leveraging the naphthalene core for color and stability.
• Agrochemical Research: Serves as a building block for developing new herbicides and plant growth regulators with tailored activity.
• Material Science: Intermediate for creating functional polymers, liquid crystals, or organic semiconductors that require precise molecular architecture.
• Chemical Research & Development: A valuable reagent for academic and industrial R&D in organic synthesis and medicinal chemistry.

Basic Information

Product Name	4-Aminosulfonyl-1-Hydroxy-2-Naphthoic Acid, 97
CAS No.	64415-15-2
Molecular Formula	C11H9NO5S
Molecular Weight	267.26 g/mol
Synonyms	1-Hydroxy-4-sulfamoyl-2-naphthoic Acid; 4-Sulfamoyl-1-hydroxy-2-naphthoic Acid; 2-Naphthoic acid, 1-hydroxy-4-(aminosulfonyl)-; 1-Hydroxy-4-sulfamoylnaphthalene-2-carboxylic Acid; 4-Aminosulfonyl-1-hydroxy-naphthalene-2-carboxylic Acid
EINECS	Contact for details

Quality Control

Our 4-Aminosulfonyl-1-Hydroxy-2-Naphthoic Acid, 97 is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing, including HPLC for purity verification and identity confirmation by FT-IR, to ensure it meets the specified 97% minimum purity grade. A Certificate of Analysis (COA) detailing all test results is provided with every shipment to guarantee traceability and compliance with your research or production requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). Due to its hygroscopic nature, the container must be kept tightly sealed to prevent moisture absorption, which can affect product stability and performance.

Specification

Item	Specification
Appearance	Off-white to light yellow powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.5%

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