Description

Potassium 3-[[5-(tert-Butyl)-2-Hydroxyphenyl]Azo]-2-Hydroxy-5-Nitrobenzenesulphonate is a high-purity azo dye intermediate and analytical reagent known for its precise chromogenic properties. This compound is critical for industries requiring consistent and reliable colorimetric analysis or specialized dye synthesis. It is primarily utilized by manufacturers in the analytical chemistry, specialty dye, and research and development sectors.

Application

• Analytical Reagent: Used as a sensitive chromogenic agent in spectrophotometric methods for the detection and quantification of specific metal ions.
• Specialty Dye Intermediate: Serves as a key precursor in the synthesis of complex azo dyes for niche applications in textiles, inks, and pigments.
• Biochemical Research: Employed in laboratory research for staining protocols or as a probe in biochemical assays.
• Photographic Chemicals: Can be utilized in the formulation of specialized light-sensitive materials and photographic chemicals.
• Indicator Synthesis: Acts as a building block for manufacturing pH indicators or other diagnostic chemical indicators.
• Material Science: Potential applications in the development of functional materials, such as sensors or optical filters.

Basic Information

Product Name	Potassium 3-[[5-(tert-Butyl)-2-Hydroxyphenyl]Azo]-2-Hydroxy-5-Nitrobenzenesulphonate
CAS No.	94021-30-4
Molecular Formula	C17H16KN3O7S
Molecular Weight	445.49 g/mol
Synonyms	Potassium 3-[(5-tert-Butyl-2-hydroxyphenyl)azo]-2-hydroxy-5-nitrobenzenesulfonate; 5-(tert-Butyl)-2-[(2-hydroxy-3-nitro-5-sulfophenyl)azo]phenol Potassium Salt; Benzenesulfonic acid, 3-[[5-(1,1-dimethylethyl)-2-hydroxyphenyl]azo]-2-hydroxy-5-nitro-, potassium salt; Azo Dye Intermediate 94021-30-4; Potassium salt of Nitro Azo Dye; 3-[(5-tert-Butyl-2-hydroxyphenyl)diazenyl]-2-hydroxy-5-nitrobenzenesulfonic acid potassium salt
EINECS	Contact for details

Quality Control

Our Potassium 3-[[5-(tert-Butyl)-2-Hydroxyphenyl]Azo]-2-Hydroxy-5-Nitrobenzenesulphonate is manufactured under strict quality control protocols to ensure batch-to-batch consistency and high purity. The product undergoes rigorous analytical testing, including HPLC and spectrophotometric analysis, to meet precise customer specifications. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are provided with each shipment.

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 tightly sealed after each use to prevent degradation from atmospheric moisture.

Specification

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

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