Description

Sodium 6-Amino-5-[[4-(Benzoylamino)-2-[(p-Tolyl)Sulphonyl]Phenyl]Azo]-4-Hydroxynaphthalene-2-Sulphonate is a high-purity, synthetic organic compound belonging to the azo dye class, specifically engineered for specialized industrial applications. This product is valued for its precise chemical structure and consistent performance as a key intermediate or functional colorant. It is primarily utilized by manufacturers in the specialty chemicals, advanced materials, and research sectors where specific chromophoric properties are required.

Application

This specialized azo compound serves as a critical component in several advanced industrial processes. Its primary applications include:

• Specialty Dye Intermediate: Used in the synthesis of high-performance dyes and pigments for niche applications requiring specific lightfastness and color properties.
• Functional Colorant for Polymers: Acts as a coloring agent or marker in the production of engineered plastics and advanced polymeric materials.
• Research & Development: Serves as a key reagent or standard in chemical research, particularly in studies involving azo chemistry, chromophore design, and material science.
• Analytical Chemistry: May be employed as a stain or indicator in specific analytical and diagnostic methodologies.
• Fine Chemical Synthesis: Utilized as a building block for the synthesis of more complex organic molecules in pharmaceutical and agrochemical research.

Basic Information

Product Name	Sodium 6-Amino-5-[[4-(Benzoylamino)-2-[(p-Tolyl)Sulphonyl]Phenyl]Azo]-4-Hydroxynaphthalene-2-Sulphonate
CAS No.	85650-67-5
Molecular Formula	C30H23N5O7S2Na
Molecular Weight	668.65 g/mol
Synonyms	6-Amino-5-[[4-(benzoylamino)-2-[(4-methylphenyl)sulfonyl]phenyl]azo]-4-hydroxy-2-naphthalenesulfonic acid sodium salt; Azo dye intermediate 85650-67-5; Sodium 4-hydroxy-6-amino-5-[[4-(benzamido)-2-(p-tolylsulfonyl)phenyl]azo]naphthalene-2-sulfonate; Benzenesulfonamide, N-[4-[(6-amino-4-hydroxy-3-sulfo-2-naphthalenyl)azo]-3-[(4-methylphenyl)sulfonyl]phenyl]-; Sodium salt of C.I. Acid Red 299 (related structure); p-Tolylsulfonyl benzamido azo naphthol sulfonate sodium salt
EINECS	Contact for details

Quality Control

Our production of Sodium 6-Amino-5-[[4-(Benzoylamino)-2-[(p-Tolyl)Sulphonyl]Phenyl]Azo]-4-Hydroxynaphthalene-2-Sulphonate adheres to stringent quality protocols to ensure batch-to-batch consistency and reliability. All materials undergo rigorous analytical testing, including HPLC for purity and spectroscopic identification (IR, NMR). A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with each shipment to support your quality assurance and regulatory needs.

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 (moisture-sensitive) nature, the container must be kept sealed when not in use to prevent degradation from atmospheric moisture. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	Dark red to brown powder or crystalline solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Loss on Drying	≤ 5.0%
Heavy Metals (as Pb)	≤ 20 ppm
Residual Solvents	Meets ICH guidelines
Related Substances (HPLC)	Total impurities ≤ 3.0%

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