Description

Dipotassium 3-[[5-(tert-Butyl)-2-Hydroxyphenyl]Azo]-2-Hydroxy-5-Nitrobenzenesulphonate is a high-purity azo dye intermediate and analytical reagent. This compound is valued for its precise chromophoric properties and consistent performance in specialized formulations. It is primarily required by manufacturers in the dyes and pigments, analytical chemistry, and specialty chemical synthesis sectors for producing colorants and chemical indicators.

Application

• Dye and Pigment Intermediate: A key precursor in the synthesis of specific azo dyes for textiles, inks, and coatings.
• Analytical Reagent: Used as a colorimetric indicator or complexing agent in laboratory analysis and diagnostic kits.
• Specialty Chemical Synthesis: Serves as a building block for advanced organic molecules in research and fine chemical production.
• Photographic Chemicals: Potential application in the formulation of light-sensitive layers or specialized photographic developers.
• Biochemical Staining: May be utilized in histological or cytological staining procedures in life sciences.

Basic Information

Product Name	Dipotassium 3-[[5-(tert-Butyl)-2-Hydroxyphenyl]Azo]-2-Hydroxy-5-Nitrobenzenesulphonate
CAS No.	6408-99-7
Molecular Formula	C16H13KN3O7S
Molecular Weight	430.46 g/mol
Synonyms	Dipotassium 3-[[5-(tert-Butyl)-2-hydroxyphenyl]azo]-2-hydroxy-5-nitrobenzenesulfonate; 3-[[5-(1,1-Dimethylethyl)-2-hydroxyphenyl]azo]-2-hydroxy-5-nitrobenzenesulfonic Acid Dipotassium Salt; Benzenesulfonic acid, 3-[[5-(1,1-dimethylethyl)-2-hydroxyphenyl]azo]-2-hydroxy-5-nitro-, dipotassium salt; C.I. 18800; Dipotassium Salt of Mordant Orange 6; Acid Orange 74 (related class).
EINECS	229-088-6

Quality Control

Our production of Dipotassium 3-[[5-(tert-Butyl)-2-Hydroxyphenyl]Azo]-2-Hydroxy-5-Nitrobenzenesulphonate adheres to stringent quality management protocols. Every batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency. A Certificate of Analysis (COA) detailing specific results for assay, impurities, and physical properties is provided with each shipment 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 nature, the container must be kept tightly sealed to minimize exposure to atmospheric moisture. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	Orange to red-brown powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 2.0%
Heavy Metals (as Pb)	≤ 20 ppm
Residue on Ignition	≤ 0.5%
Solubility (Water)	Clear, orange solution

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