Description

4-Amino-3''-[(2-Sulfatoethyl)-Sulfonyl]-Benzanilide is a specialized reactive dye intermediate of significant commercial importance. Its core value lies in its bifunctional structure, which enables the synthesis of high-performance, wash-fast, and light-fast reactive dyes for demanding textile applications. This compound is essential for manufacturers and R&D laboratories in the textile chemical and specialty dye industries seeking to develop advanced coloring solutions.

Application

• Primary Intermediate for Reactive Dyes: Serves as a key building block in the synthesis of high-quality reactive dyes for cotton, viscose, and other cellulosic fibers.
• Textile Printing and Dyeing: Used in formulations for textile printing inks and dye baths to achieve vibrant, durable colors with excellent wet fastness properties.
• Specialty Dye Manufacturing: Integral in producing dyes for technical textiles requiring enhanced performance, such as automotive fabrics and outdoor apparel.
• Research & Development: Employed in chemical R&D for developing novel chromophores and dye systems with specific absorption and bonding characteristics.
• Fine Chemical Synthesis: Can be utilized as a sulfonated aniline derivative in other organic synthesis pathways for pharmaceuticals or agrochemicals.

Basic Information

Item	Detail
Product Name	4-Amino-3''-[(2-Sulfatoethyl)-Sulfonyl]-Benzanilide
CAS No.	66056-51-7
Molecular Formula	C15H15N3O7S2
Molecular Weight	413.42 g/mol
Synonyms	4-Amino-3'-[(2-sulfatoethyl)sulfonyl]benzanilide; 4-Amino-N-[3-[(2-sulfatoethyl)sulfonyl]phenyl]benzamide; Reactive Dye Intermediate; Benzanilide, 4-amino-3'-[(2-sulfatoethyl)sulfonyl]-; 66056-51-7; C.I. Reactive Orange 16 intermediate (related); Sulfatoethylsulfonyl aniline derivative
EINECS	Contact for details

Quality Control

Our production of 4-Amino-3''-[(2-Sulfatoethyl)-Sulfonyl]-Benzanilide adheres to stringent quality management protocols. Every batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation, to ensure consistency and compliance with customer specifications. A Certificate of Analysis (COA) detailing all relevant parameters is provided with each shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from strong oxidizing agents and incompatible materials. The product is moisture-sensitive (hygroscopic); ensure containers are sealed after use to prevent absorption of atmospheric moisture.

Specification

Item	Specification
Appearance	Light yellow to brown powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Moisture (KF)	≤ 5.0%
Solubility	Soluble in water, DMF
Heavy Metals (as Pb)	≤ 20 ppm

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