Description

Basic Orange 27 is a synthetic cationic dye belonging to the azo class, widely recognized for its strong affinity to polyacrylonitrile fibers. This product is essential for achieving vibrant and wash-fast orange to red-orange shades in industrial dyeing processes. It is primarily used by manufacturers in the textile, leather, and paper industries requiring consistent, high-quality coloration.

Application

• Primary dyeing of acrylic fibers and modacrylic fibers.
• Dyeing of acid-modified nylon and polyester fibers.
• Coloration of leather goods, providing rich and uniform shades.
• Staining and tinting applications in the paper industry.
• Used in the manufacture of inks and toners for specific printing applications.
• Potential applications in biological staining for microscopy (subject to specific purity grades).

Basic Information

Product Name	Basic Orange 27
CAS No.	11075-16-4
Molecular Formula	C17H21N5
Molecular Weight	295.38 g/mol
Synonyms	Aizen Cathilon Orange GLH; Astrazon Orange G; Basic Orange GL; C.I. Basic Orange 27; Maxilon Orange G; Orlamar Orange G; 1-Methyl-2-[(3-methyl-2(3H)-benzothiazolylidene)methyl]quinolinium methyl sulfate; Quinolinium, 1-methyl-2-[(3-methyl-2(3H)-benzothiazolylidene)methyl]-, methyl sulfate
EINECS	234-301-8

Quality Control

Our Basic Orange 27 is manufactured under a strict quality management system. Each batch undergoes rigorous testing for key parameters including color strength, shade, solubility, and impurity profile to ensure it meets consistent performance standards for industrial applications. A Certificate of Analysis (COA) detailing purity, physical properties, and conformance to specification is available for every shipment.

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 strong oxidizing agents.

Specification

Item	Specification
Appearance	Orange to red-orange powder
Identification (IR)	Conforms to standard
Assay (HPLC)	Min. 95%
Color Strength	100 ± 3% (vs. Standard)
Moisture Content	Max. 5.0%
Water Solubility	Conforms
Ash Content	Max. 1.0%

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