Description

1,3,3-Trimethyl-2-[[Methyl(p-Tolyl)Hydrazono]Methyl]-3H-Indolium Chloride is a specialized cationic dye intermediate belonging to the cyanine dye family. This compound matters for its role as a key precursor in synthesizing advanced photosensitizers and functional dyes with specific light-absorption properties. It is primarily needed by manufacturers in the photographic, optical data storage, and laser technology sectors, as well as research institutions developing novel imaging agents.

Application

• Photosensitizer Synthesis: A crucial building block for creating cyanine dyes used in photographic emulsions and photodynamic therapy research.
• Optical Recording Media: Used in the production of dyes for CD-R, DVD-R, and other optical data storage layers.
• Laser Dye Precursor: Serves as an intermediate in the manufacture of tunable laser dyes for scientific and medical equipment.
• Biomedical Staining: Employed in the development of fluorescent probes and stains for biological imaging and diagnostic applications.
• Non-linear Optical Materials: A component in research for creating materials with specific electro-optical properties.
• Textile and Specialty Dyes: Used in the synthesis of high-value, color-fast dyes for technical textiles and specialty inks.

Basic Information

Product Name	1,3,3-Trimethyl-2-[[Methyl(p-Tolyl)Hydrazono]Methyl]-3H-Indolium Chloride
CAS No.	68134-38-3
Molecular Formula	C20H24ClN3
Molecular Weight	341.88 g/mol
Synonyms	2-[[Methyl(4-methylphenyl)hydrazono]methyl]-1,3,3-trimethyl-3H-indolium chloride; 1,3,3-Trimethyl-2-[(methyl-p-tolylhydrazono)methyl]indolium chloride; Cyanine dye intermediate 68134-38-3; p-Tolylhydrazone indolenine dye salt; Fischer's base p-tolylhydrazone methochloride; Indolium, 1,3,3-trimethyl-2-[[methyl(p-tolyl)hydrazono]methyl]-, chloride; C.I. 48055
EINECS	Contact for details

Quality Control

Our production of 1,3,3-Trimethyl-2-[[Methyl(p-Tolyl)Hydrazono]Methyl]-3H-Indolium Chloride adheres to strict internal quality standards to ensure batch-to-batch consistency and high purity. Each lot undergoes rigorous analytical testing, including HPLC and spectroscopic methods. Certificates of Analysis (COA) detailing identity, purity, and impurity profiles are available upon request to support your quality assurance protocols.

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). Due to its hygroscopic nature, the container must be kept tightly sealed to minimize exposure to atmospheric moisture. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	Dark green to brown 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
Related Substances (HPLC)	Total impurities ≤ 2.0%

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