Description

Methylium, 4-(Dimethylamino)Phenylbis4-(Ethylamino)-3-Methylphenyl-, Acetate is a specialized cationic dye intermediate and a salt of a triarylmethane derivative. This compound matters for its role as a key precursor in the synthesis of high-value dyes, pigments, and functional colorants used in advanced materials. Industrial buyers in the specialty chemicals, textile dye manufacturing, and research & development sectors require this high-purity intermediate to ensure consistent batch quality and performance in final formulations.

Application

• Dye and Pigment Synthesis: A crucial precursor for manufacturing cationic triarylmethane dyes.
• Textile Industry: Used in the production of colorants for dyeing synthetic fibers like acrylics.
• Paper Coloring: Serves as an intermediate for dyes applied in specialty paper products.
• Biological Staining: Potential use as an intermediate for histological stains and indicators in laboratory settings.
• Photographic Sensitizers: Can be utilized in the synthesis of sensitizing dyes for photographic films.
• Laser Dyes and Optical Materials: Acts as a building block for dyes used in tunable lasers and non-linear optical applications.
• Ink Manufacturing: Intermediate for colorants in high-performance inks, including inkjet formulations.
• Research & Chemical Synthesis: A valuable reagent for organic synthesis and the development of new chromophoric systems.

Basic Information

Product Name	Methylium, 4-(Dimethylamino)Phenylbis4-(Ethylamino)-3-Methylphenyl-, Acetate
CAS No.	72102-55-7
Molecular Formula	C32H38N3O2+ • CH3COO-
Molecular Weight	535.68 g/mol (for cation + acetate anion)
Synonyms	Basic Violet 1 Acetate Salt; 4-[(4-Dimethylaminophenyl){4-(ethylamino)-3-methylphenyl}methylidene]-N-ethyl-2-methylcyclohexa-2,5-dien-1-iminium acetate; C.I. 42535; Victoria Pure Blue BO Acetate; Astra Blue B Acetate; Basic Blue 7 Acetate; [4-(Dimethylamino)phenyl][4-(ethylamino)-3-methylphenyl][4-(ethylimino)-3-methylcyclohexa-2,5-dien-1-ylidene]methylazanium acetate
EINECS	Contact for details

Quality Control

Our production of Methylium, 4-(Dimethylamino)Phenylbis4-(Ethylamino)-3-Methylphenyl-, Acetate adheres to stringent quality protocols to ensure batch-to-batch consistency and high purity. The product undergoes rigorous analytical testing, including HPLC for assay and impurity profiling, to meet exacting customer specifications. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and related substances is provided with each shipment to support your quality assurance processes.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Keep the container tightly sealed to protect from moisture. Store away from incompatible materials.

Specification

Item	Specification
Appearance	Dark green to blue-green crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Loss on Drying	≤ 2.0%
Residue on Ignition	≤ 0.5%
Heavy Metals (as Pb)	≤ 20 ppm
Related Substances (HPLC)	Total impurities ≤ 3.0%
Solubility	Soluble in water, ethanol, and methanol

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