Description

2-[n-Ethyl-n-(4-Formyl-3-Methylphenyl)Amino]-1-Ethanesulfonic Acid Sodium Salt is a specialized organic salt with a CAS number of 57267-80-8, valued for its role as a key intermediate in the synthesis of advanced functional dyes and pigments. This compound matters for its ability to impart specific chromophoric and auxochromic properties, enabling the production of high-performance colorants with excellent lightfastness and solubility. Industries such as specialty chemical manufacturing, textile dye production, and advanced material research require this high-purity intermediate to develop next-generation coloring agents and functional additives.

Application

• Dye & Pigment Intermediate: A critical building block in the synthesis of high-value azo and triarylmethane dyes for textiles, inks, and plastics.
• Specialty Chemical Synthesis: Used as a precursor for manufacturing photoactive compounds and functional polymers.
• Research & Development: Serves as a key reagent in academic and industrial R&D for developing novel chromophores and sensing materials.
• Functional Additive Production: Employed in creating additives that provide specific optical or electronic properties to coatings and films.

Basic Information

Product Name	2-[n-Ethyl-n-(4-Formyl-3-Methylphenyl)Amino]-1-Ethanesulfonic Acid Sodium Salt
CAS No.	57267-80-8
Molecular Formula	C18H20NNaO4S
Molecular Weight	369.41 g/mol
Synonyms	Sodium 2-[N-ethyl-4-formyl-3-methylanilino]ethanesulfonate; 2-(N-Ethyl-4-formyl-3-methylanilino)ethanesulfonic Acid Sodium Salt; Ethanesulfonic acid, 2-[N-ethyl-4-formyl-3-methylanilino]-, sodium salt; 57267-80-8; Sodium (2-{[ethyl(4-formyl-3-methylphenyl)amino]})ethanesulfonate; Reactive Dye Intermediate
EINECS	Contact for details

Quality Control

Our production of 2-[n-Ethyl-n-(4-Formyl-3-Methylphenyl)Amino]-1-Ethanesulfonic Acid Sodium Salt adheres to stringent quality protocols to ensure batch-to-batch consistency and high purity. The material is manufactured in a cGMP-compliant environment and undergoes rigorous analytical testing, including HPLC, NMR, and FTIR, to confirm identity and purity. A comprehensive Certificate of Analysis (COA) detailing all specifications is provided with each shipment to support your quality assurance processes.

Storage

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

Specification

Item	Specification
Appearance	Yellow to orange crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 2.0%
Residue on Ignition	≤ 0.5%
Heavy Metals (as Pb)	≤ 20 ppm

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