Description

Astrazon Orange R is a synthetic cationic dye belonging to the azo chemical class, known for its vibrant and durable orange hue. This product is engineered for exceptional color strength and fastness properties, making it a critical component for achieving consistent and high-quality coloration. It is primarily utilized by manufacturers in the textile, paper, and leather industries seeking reliable and efficient dyeing solutions. Our supply ensures consistent batch-to-batch quality for industrial-scale production.

Application

• Textile Dyeing: Primary application for dyeing acrylic, modacrylic, and cationic-dyeable polyester fibers, offering excellent brightness and wash fastness.
• Paper Coloration: Used in the production of specialty colored papers, including decorative and security papers.
• Leather Finishing: Imparts a uniform and rich orange color to finished leather goods.
• Ink Manufacturing: Serves as a colorant for certain types of inks requiring good solubility and color stability.
• Biological Staining: Employed in histology and cytology as a stain for microscopic analysis in laboratory settings.
• Plastics and Polymers: Can be used for mass coloration of specific plastics where compatibility is confirmed.

Basic Information

Product Name	Astrazon Orange R
CAS No.	4657-00-5
Molecular Formula	C₁₇H₂₁N₃
Molecular Weight	267.37 g/mol
Synonyms	Basic Orange 21; C.I. 48035; Aizen Cathilon Orange RH; Maxilon Orange R; Astrazon Orange R; 1-Methyl-2-[(E)-2-(4-methylquinolin-2-yl)ethenyl]quinolin-1-ium; 2-[(E)-2-(1-Methylquinolin-1-ium-2-yl)ethenyl]-4-methylquinolin-1-ium
EINECS	225-073-8

Quality Control

Our Astrazon Orange R is manufactured under a strict quality management system. Every batch is tested to ensure it meets precise specifications for color value, strength, and purity. A comprehensive Certificate of Analysis (COA) detailing assay, identification, and impurity profiles is provided with each shipment to guarantee traceability and compliance with your quality 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). Keep away from incompatible materials and sources of ignition.

Specification

Item	Specification
Appearance	Orange to reddish-brown powder
Identification (IR)	Conforms to standard
Assay (HPLC)	Min. 95%
Color Strength	100 ± 5% (vs. Standard)
Moisture Content	Max. 5.0%
Ash Content	Max. 1.0%
Solubility (in water)	Clear, complete solution

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