Description

Benzenesulfonic Acid, 4-[[2-[[2,5-Dimethoxy-4-[ [2-(Sulfooxy)Ethyl]Sulfonyl]Phenyl]Azo]-1,3-Dioxobutyl ]Amino]-5-Methoxy-2-Methyl-, Ammonium Sodium Salt is a high-purity, complex azo dye intermediate and specialty chemical. This compound is engineered for applications requiring precise chromophore structure and consistent reactivity, making it a critical component in advanced manufacturing. It is primarily utilized by industries focused on the synthesis of high-performance dyes, pigments, and functional colorants.

Application

• Primary Intermediate for Reactive Dyes: Synthesis of high-grade reactive dyes for textile coloring, particularly for cotton and cellulose fibers.
• Specialty Pigment Manufacturing: Key precursor in the production of complex organic pigments for inks, coatings, and plastics.
• Functional Dye Synthesis: Used in creating dyes for specialized applications such as laser dyes, optical data storage, and non-linear optics.
• Research & Development: Serves as a building block in chemical R&D for novel chromophores and photoactive materials.
• Analytical Chemistry: Potential use as a staining agent or a standard in chromatographic and spectroscopic analysis.

Basic Information

Item	Detail
Product Name	Benzenesulfonic Acid, 4-[[2-[[2,5-Dimethoxy-4-[ [2-(Sulfooxy)Ethyl]Sulfonyl]Phenyl]Azo]-1,3-Dioxobutyl ]Amino]-5-Methoxy-2-Methyl-, Ammonium Sodium Salt
CAS No.	124236-33-5
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	Ammonium Sodium Salt of Benzenesulfonic Acid derivative; C.I. Reactive Red 268; Reactive Dye Intermediate 124236-33-5; 4-[[2-[[2,5-Dimethoxy-4-[(2-sulfooxyethyl)sulfonyl]phenyl]azo]-1,3-dioxobutyl]amino]-5-methoxy-2-methylbenzenesulfonic acid ammonium sodium salt; Azo dye intermediate CAS 124236-33-5; Benzenesulfonic acid, 4-[[2-[[2,5-dimethoxy-4-[(2-sulfooxyethyl)sulfonyl]phenyl]azo]-1,3-dioxobutyl]amino]-5-methoxy-2-methyl-, ammonium sodium salt (1:1:1)
EINECS	Contact for details

Quality Control

Our production of this specialty intermediate adheres to strict quality management systems. Every batch is subjected to rigorous analytical testing, including HPLC and spectroscopic methods, to ensure high purity and batch-to-batch consistency. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with each shipment to support your quality assurance protocols.

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). Due to its hygroscopic nature, the container must be kept tightly sealed to minimize exposure to atmospheric moisture.

Specification

Item	Specification
Appearance	Dark colored powder or solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Loss on Drying	≤ 5.0%
Heavy Metals	≤ 20 ppm
Residual Solvents	Meets ICH guidelines

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