Description

7-(Benzoylamino)-4-Hydroxy-3-[[2-Methoxy-5-Methyl-4-[(4-Sulfophenyl)Azo]Phenyl]Azo]-2-Naphthalenesulfonic Acid Disodium Salt is a high-purity, water-soluble azo dye intermediate of significant commercial importance. This compound is valued for its ability to impart specific color properties and functional characteristics in advanced material formulations. It is primarily sought by manufacturers in the textile, ink, and specialty chemical industries for the synthesis of high-performance dyes and pigments.

Application

• Primary Intermediate for Azo Dyes: A key building block in the synthesis of high-value, complex azo dyes for textiles and leather.
• Specialty Ink Formulations: Used in the production of colorants for inks in packaging, security printing, and digital applications.
• Functional Pigment Synthesis: Serves as a precursor for creating pigments with enhanced lightfastness and thermal stability for plastics and coatings.
• Research & Development: Employed in academic and industrial R&D labs for developing novel chromophores and studying dye chemistry.
• Analytical Chemistry: Can be utilized as a standard or reagent in colorimetric analysis and other laboratory procedures.

Basic Information

Product Name	7-(Benzoylamino)-4-Hydroxy-3-[[2-Methoxy-5-Methyl-4-[(4-Sulfophenyl)Azo]Phenyl]Azo]-2-Naphthalenesulfonic Acid Disodium Salt
CAS No.	5893-30-1
Molecular Formula	C31H23N5O9S2Na2
Molecular Weight	727.65 g/mol
Synonyms	Acid Red 299; C.I. 18130; Disodium 7-benzamido-4-hydroxy-3-[[2-methoxy-5-methyl-4-[(4-sulfophenyl)azo]phenyl]azo]naphthalene-2-sulfonate; Benzenesulfonic acid, 4-[[2-methoxy-5-methyl-4-[(7-(benzoylamino)-4-hydroxy-3-sulfo-2-naphthalenyl)azo]phenyl]azo]-, disodium salt; 7-Benzamido-4-hydroxy-3-{[2-methoxy-5-methyl-4-(4-sulfophenylazo)phenyl]azo}-2-naphthalenesulfonic acid disodium salt; Azo Dye Intermediate 5893-30-1; C.I. Acid Red 299
EINECS	Contact for details

Quality Control

Our production of 7-(Benzoylamino)-4-Hydroxy-3-[[2-Methoxy-5-Methyl-4-[(4-Sulfophenyl)Azo]Phenyl]Azo]-2-Naphthalenesulfonic Acid Disodium Salt adheres to stringent quality management protocols. Every batch undergoes rigorous analytical testing to ensure consistent purity, color strength, and chemical identity. Certificates of Analysis (COA) detailing key specifications such as assay, impurity profile, and solubility are provided to guarantee compliance with your technical requirements.

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 (moisture-sensitive) nature, the container must be kept tightly sealed after opening to prevent absorption of atmospheric moisture, which can affect product performance.

Specification

Item	Specification
Appearance	Dark red to brown powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Loss on Drying	≤ 5.0%
Sulfated Ash	≤ 20.0%
Water Solubility	Freely soluble

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