Description

C.I. Basic Violet 35 is a synthetic cationic dye belonging to the triarylmethane class, widely recognized for its intense violet color and strong affinity for polyacrylonitrile fibers. This compound is valued for its excellent tinctorial strength and good lightfastness, making it a critical component in high-performance coloration processes. It is primarily utilized by manufacturers in the textile, paper, and specialty ink industries seeking consistent and vibrant dyeing results.

Application

• Textile Dyeing: Primary application for dyeing acrylic, modacrylic, and other cationic-dyeable synthetic fibers.
• Paper Coloring: Used in the production of colored papers, tissues, and specialty packaging materials.
• Ink Manufacturing: A key pigment for specialty inks, including security inks and certain types of flexographic inks.
• Biological Staining: Employed in histology and microbiology as a staining agent for microscopic analysis.
• Leather Finishing: Applied in the dyeing of leather goods to achieve specific violet shades.
• Plastics and Polymers: Used for mass coloration of certain plastics where a stable violet hue is required.

Basic Information

Product Name	C.I. Basic Violet 35
CAS No.	12270-30-3
Molecular Formula	C29H31ClN2O3
Molecular Weight	491.02 g/mol
Synonyms	Basic Violet BN; Astra Violet 3B; Aizen Cathilon Violet 3B; Maxilon Violet 3B; C.I. 42555; Acrylic Violet 3B; Cationic Violet 3B; 4-[(4-Dimethylaminophenyl)[4-(ethylamino)-1-naphthyl]methylene]-N,N-dimethyl-2,5-cyclohexadien-1-iminium chloride
EINECS	235-540-2

Quality Control

Our C.I. Basic Violet 35 is manufactured under a strict quality management system to ensure batch-to-batch consistency and high purity. Each lot is tested against rigorous in-house specifications, which typically include color strength, shade, solubility, and impurity profile analysis. A Certificate of Analysis (COA) detailing the results for key parameters is provided with every shipment to guarantee compliance with your technical 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 strong oxidizing agents.

Specification

Item	Specification
Appearance	Dark greenish-brown powder or crystals
Identification (IR)	Conforms to standard
Color Strength	100 ± 3% (vs. Standard)
Hue	Conforms to standard
Moisture Content	≤ 5.0%
Water Solubility	Clear solution at 1%
Ash Content	≤ 1.0%

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