Description

Basic Brown 17 CAS NO 68391-32-2 is a synthetic cationic (basic) dye belonging to the azo chemical class. This product is valued for its strong affinity to substrates like paper, leather, and acrylic fibers, providing consistent and vibrant coloration. It is primarily utilized in industries where durable, direct dyeing of negatively charged materials is required. Our supply ensures high purity and batch-to-batch consistency for reliable industrial processing.

Application

• Primary dyeing and coloring of paper products, including specialty papers and packaging.
• Coloration of leather goods, offering good penetration and color fastness.
• Staining and tinting of acrylic fibers and modified polyacrylonitrile materials.
• Biological staining applications in histology and microscopy laboratories.
• Manufacture of inks and toners for specific printing applications.
• As a colorant for wood stains and other wood treatment products.
• Research and development as a chemical intermediate or reference standard.

Basic Information

Product Name	Basic Brown 17
CAS No.	68391-32-2
Molecular Formula	C21H24N8•2Cl
Molecular Weight	469.38 g/mol (as chloride salt)
Synonyms	Aizen Cathilon Brown BRLH; Astrazon Brown BRL; Basic Brown BRL; C.I. 12251; C.I. Basic Brown 17; Maxilon Brown BRL; Paper Brown BRL; Sevron Brown BRL; Leather Brown BRL; Acrylic Brown BRL; Cationic Brown BRL
EINECS	269-944-0

Quality Control

Our Basic Brown 17 is manufactured under a strict quality management system. Every batch is tested to ensure it meets defined specifications for identity, purity, and strength. A comprehensive Certificate of Analysis (COA) detailing assay, impurity profile, and physical properties 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. The product is light-sensitive and should be stored away from direct light exposure to maintain stability.

Specification

Item	Specification
Appearance	Dark brown to black powder or granules
Identification (IR)	Conforms to standard
Assay (HPLC)	Min. 95%
Loss on Drying	Max. 5.0%
Ash Content	Max. 1.0%
Water Solubility	Freely soluble
Heavy Metals (as Pb)	Max. 20 ppm

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