Description

2-(Phenylazo)Naphthalene-1-Ol is an azo dye intermediate characterized by its distinct molecular structure. This compound is valued for its role as a versatile precursor in the synthesis of specialized colorants and pigments. It is primarily utilized by manufacturers in the chemical, dye, and research sectors requiring high-purity intermediates for product development and quality control.

Application

• Key intermediate in the synthesis of azo dyes and pigments for textiles, inks, and plastics.
• Used as a chromogenic reagent in analytical chemistry and laboratory research.
• Potential precursor for the development of functional materials and specialty chemicals.
• Employed in academic and industrial R&D for studying azo compound chemistry and photophysical properties.
• May serve as a standard reference material for quality assurance and analytical method validation.

Basic Information

Product Name	2-(Phenylazo)Naphthalene-1-Ol
CAS No.	3375-23-3
Molecular Formula	C₁₆H₁₂N₂O
Molecular Weight	248.28 g/mol
Synonyms	1-Naphthol, 2-(phenylazo)-; 2-(Phenylazo)-1-naphthol; 1-Hydroxy-2-(phenylazo)naphthalene; Sudan Orange G; C.I. Solvent Orange 7; C.I. 12140; Oil Orange; Orange G Soluble in Grease
EINECS	222-163-8

Quality Control

Our 2-(Phenylazo)Naphthalene-1-Ol is produced under a rigorous quality management system. Each batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency. A detailed Certificate of Analysis (COA) documenting specifications such as assay, melting point, and impurity profile is available upon request to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from incompatible materials. Due to its light-sensitive nature, prolonged exposure to direct light should be avoided.

Specification

Item	Specification
Appearance	Orange to red-brown crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	130 - 134 °C
Loss on Drying	≤ 0.5%

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