Description

[4-[Bis[4-(Dimethylamino)Phenyl]Methylene]-2,5-Cyclohexadien-1-Ylidene]Dimethylammonium Acetate is a high-purity, functional organic salt belonging to the triarylmethane dye family, valued for its intense color and unique electronic properties. This compound is critical for applications requiring precise optical characteristics and stable cationic chromophores. It serves as an essential intermediate and active component for manufacturers in the specialty dyes, analytical chemistry, and advanced material science sectors.

Application

• Specialty Dye & Pigment Manufacturing: As a key precursor for producing cationic triarylmethane dyes used in textiles, inks, and coatings.
• Analytical Chemistry & Biological Staining: Utilized in the formulation of specific histological stains and as a colorimetric indicator in pH testing and diagnostic kits.
• Optical Material Research: Serves as a model compound in the development of non-linear optical (NLO) materials and organic photoconductors.
• Electrochromic Devices: Investigated for use in smart windows and displays due to its reversible color-changing properties under an electrical stimulus.
• Chemical Synthesis Intermediate: Acts as a versatile building block for synthesizing more complex organic molecules with tailored electronic functions.
• Sensor Technology: Employed in the development of chemical sensors where its color change is indicative of specific environmental analytes.

Basic Information

Product Name	[4-[Bis[4-(Dimethylamino)Phenyl]Methylene]-2,5-Cyclohexadien-1-Ylidene]Dimethylammonium Acetate
CAS No.	67939-65-5
Molecular Formula	C27H33N3O2
Molecular Weight	431.57 g/mol
Synonyms	Basic Violet 3 Acetate; Crystal Violet Acetate; Gentian Violet Acetate; Hexamethylpararosaniline Acetate; [4-[Bis(4-dimethylaminophenyl)methylene]-2,5-cyclohexadien-1-ylidene]dimethylammonium acetate; N-[4-[Bis(4-dimethylaminophenyl)methylene]-2,5-cyclohexadien-1-ylidene]-N-methylmethanaminium acetate
EINECS	Contact for details

Quality Control

Every batch of our [4-[Bis[4-(Dimethylamino)Phenyl]Methylene]-2,5-Cyclohexadien-1-Ylidene]Dimethylammonium Acetate undergoes rigorous analytical testing to ensure consistent purity and performance. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing key parameters such as assay, identity, and impurity profiles. Our quality management system is designed to meet the stringent requirements of industrial and research applications.

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). This product is hygroscopic (moisture-sensitive) and light-sensitive; containers must be kept tightly sealed after each use to minimize exposure to atmospheric moisture and light, which can affect stability and color intensity.

Specification

Item	Specification
Appearance	Dark green to violet crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 2.0%
Residue on Ignition	≤ 0.5%
Heavy Metals (as Pb)	≤ 20 ppm

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