Description

2-Naphthalenesulfonic Acid, 6-Amino-4-Hydroxy-5-[[2-(Trifluoromethyl)Phenyl]Azo]-, Monopotassium Salt is a specialized azo dye intermediate and colorant, valued for its ability to impart vibrant and stable hues. This compound is engineered for high-performance applications where color fastness, chemical stability, and precise formulation are critical. It is primarily utilized by manufacturers in the textile, ink, and specialty chemical industries seeking reliable and consistent pigment precursors.

Application

• Textile Dyeing: As a key intermediate for synthesizing high-grade, wash-fast azo dyes for synthetic and natural fibers.
• Ink Manufacturing: Used in the production of pigments for industrial inks, including packaging and security inks, due to its color intensity.
• Specialty Pigments: Serves as a precursor for creating complex organic pigments used in plastics, coatings, and masterbatches.
• Research & Development: Employed in chemical R&D for developing new colorants and studying azo compound chemistry.
• Analytical Chemistry: Can be used as a colorimetric reagent or standard in specific analytical methods.

Basic Information

Product Name	2-Naphthalenesulfonic Acid, 6-Amino-4-Hydroxy-5-[[2-(Trifluoromethyl)Phenyl]Azo]-, Monopotassium Salt
CAS No.	77847-21-3
Molecular Formula	C17H11F3KN3O4S
Molecular Weight	437.45 g/mol
Synonyms	Monopotassium 6-Amino-4-hydroxy-5-[(2-trifluoromethylphenyl)azo]-2-naphthalenesulfonate; C.I. Acid Red 407; Potassium 6-Amino-4-hydroxy-5-[(2-trifluoromethylphenyl)azo]naphthalene-2-sulfonate; 6-Amino-4-hydroxy-5-[(2-trifluoromethylphenyl)azo]-2-naphthalenesulfonic Acid Potassium Salt; Azo Dye Intermediate KR-407; Acid Red 407 Potassium Salt; 2-Naphthalenesulfonic acid, 6-amino-4-hydroxy-5-[(2-(trifluoromethyl)phenyl)azo]-, potassium salt (1:1)
EINECS	Contact for details

Quality Control

Our production of 2-Naphthalenesulfonic Acid, 6-Amino-4-Hydroxy-5-[[2-(Trifluoromethyl)Phenyl]Azo]-, Monopotassium Salt adheres to stringent quality protocols to ensure batch-to-batch consistency and purity for industrial applications. Each lot undergoes comprehensive analysis, including identity confirmation, purity assay, and impurity profiling. Certificates of Analysis (COA) detailing all specifications are provided to guarantee product integrity and support your quality assurance processes.

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). This material is hygroscopic (moisture-sensitive); keep the container tightly sealed to minimize exposure to atmospheric humidity.

Specification

Item	Specification
Appearance	Dark red to brown powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Loss on Drying	≤ 5.0%
Heavy Metals (as Pb)	≤ 20 ppm
Water Solubility	Freely soluble

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