Description

5-[[4'-[(8-Amino-1-Hydroxy-3,6-Disulpho-2-Naphthyl)Azo]-3,3'-Dimethoxy[1,1'-Biphenyl]-4-Yl]Azo]Salicylic Acid is a complex, high-purity azo dye intermediate with significant chromophoric properties. This compound is valued for its ability to impart specific color characteristics and act as a key building block in the synthesis of advanced dyes and pigments. It is primarily required by manufacturers in the specialty chemical, textile dyeing, and advanced materials research sectors.

Application

• Primary Intermediate for Azo Dyes: Serves as a critical precursor in the synthesis of high-performance, polyazo dyes for textiles, leather, and paper.
• Specialty Pigment Manufacturing: Used in the production of complex organic pigments requiring specific lightfastness and hue properties.
• Analytical Chemistry Reagent: Employed as a chromogenic agent or complexometric indicator in specific laboratory analyses.
• Functional Material Research: Investigated for use in the development of advanced materials, such as dye-sensitized solar cells (DSSCs) or non-linear optical materials.
• Biological Staining: Potential application in the formulation of specialized histological or cytological stains for microscopy.

Basic Information

Item	Detail
Product Name	5-[[4'-[(8-Amino-1-Hydroxy-3,6-Disulpho-2-Naphthyl)Azo]-3,3'-Dimethoxy[1,1'-Biphenyl]-4-Yl]Azo]Salicylic Acid
CAS No.	93964-57-9
Molecular Formula	C31H23N5O11S2
Molecular Weight	697.67 g/mol
Synonyms	Acid Black 210; C.I. 300310; 5-[(4'-[(8-Amino-1-hydroxy-3,6-disulfo-2-naphthyl)azo]-3,3'-dimethoxy[1,1'-biphenyl]-4-yl)azo]salicylic acid; 5-[(4'-[(8-Amino-1-hydroxy-3,6-disulpho-2-naphthyl)azo]-3,3'-dimethoxybiphenyl-4-yl)azo]salicylic acid; Salicylic acid, 5-[[4'-[(8-amino-1-hydroxy-3,6-disulfo-2-naphthyl)azo]-3,3'-dimethoxy[1,1'-biphenyl]-4-yl]azo]-
EINECS	Contact for details

Quality Control

Our production of this advanced intermediate adheres to strict quality management protocols. Every batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation, to ensure it meets the exacting standards required for synthesis and research applications. A detailed Certificate of Analysis (COA) is provided with each shipment, documenting key parameters such as assay, impurity profile, and physical characteristics.

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.

Specification

Item	Specification
Appearance	Dark brown to black powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Loss on Drying	≤ 5.0%
Sulfated Ash	≤ 1.0%
Heavy Metals (as Pb)	≤ 20 ppm
Solubility (1% in Water)	Complete, clear solution

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