Description

3-(n-Ethyl-3-Hydroxy-4-Nitrosoanilino) Propansulfonic Acid is a specialized organic intermediate featuring a unique nitrosoaniline structure coupled with a sulfonic acid group. This compound matters for its role as a key building block in the synthesis of advanced dyes, pigments, and functional materials, offering precise reactivity for targeted chemical modifications. It is primarily needed by manufacturers in the fine chemical, specialty dye, and advanced material research sectors seeking to develop products with specific chromophoric or chelating properties.

Application

• As a critical intermediate in the synthesis of azo dyes and pigments for textiles, inks, and coatings.
• In the production of functional colorants with enhanced lightfastness and thermal stability.
• As a chelating agent or ligand precursor in catalysis and metal complexation processes.
• For research and development of novel photochromic or electrochromic materials.
• In the manufacture of specialty chemicals for analytical reagents and sensor applications.
• As a building block for pharmaceutical intermediates requiring specific nitroso-amine functionalities.

Basic Information

Product Name	3-(n-Ethyl-3-Hydroxy-4-Nitrosoanilino) Propansulfonic Acid
CAS No.	80459-17-2
Molecular Formula	C11H16N2O5S
Molecular Weight	288.32 g/mol
Synonyms	3-(N-Ethyl-3-hydroxy-4-nitrosoanilino)propanesulfonic acid; 3-(N-Ethyl-3-hydroxy-4-nitrosoanilino)-1-propanesulfonic acid; 3-(Ethyl(3-hydroxy-4-nitrosophenyl)amino)propane-1-sulfonic acid; 4-Nitroso-3-(3-sulfopropylamino)phenetole; HEPES-NO; N-Ethyl-N-(3-sulfopropyl)-3-hydroxy-4-nitrosoaniline
EINECS	Contact for details

Quality Control

Our production of 3-(n-Ethyl-3-Hydroxy-4-Nitrosoanilino) Propansulfonic Acid adheres to stringent quality management protocols. Every batch undergoes rigorous analytical testing to ensure consistent purity, identity, and performance. Certificates of Analysis (COA) detailing specifications such as assay, impurity profile, and physical characteristics are available upon request to support your quality assurance and regulatory needs.

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 compound is light-sensitive and should be handled accordingly to maintain stability.

Specification

Item	Specification
Appearance	Yellow to orange-brown powder or crystals
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Loss on Drying	≤ 2.0%
Residue on Ignition	≤ 0.5%
Heavy Metals	≤ 20 ppm

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