Description

2-[(1,3-Dihydro-1,3,3-Trimethyl-2H-Indol-2-Ylidene)Methyl]-1-Methyl-1-(p-Tolyl)Diazonium Chloride is a specialized diazonium salt derivative of a trimethylindolenine dye base, serving as a critical photoactive intermediate. Its value lies in its ability to act as a highly reactive precursor for the synthesis of advanced functional dyes and photoinitiators. This compound is essential for industrial R&D and production in sectors requiring precise light-sensitive chemistry, such as specialty polymers and imaging materials.

Application

• Photoinitiator Synthesis: A key building block for manufacturing cationic photoinitiators used in UV-curable inks, coatings, and adhesives.
• Functional Dye Production: Serves as a precursor for synthesizing cyanine and other polymethine dyes for photographic, laser, and optical applications.
• Polymer Modification: Used to introduce light-sensitive diazonium groups into polymer chains for advanced material properties.
• Research & Development: A valuable reagent in academic and industrial labs for exploring novel photochemical reactions and dye chemistry.
• Imaging Technology: Potential use in the formulation of light-sensitive layers for specialized imaging and photoresist systems.

Basic Information

Product Name	2-[(1,3-Dihydro-1,3,3-Trimethyl-2H-Indol-2-Ylidene)Methyl]-1-Methyl-1-(p-Tolyl)Diazonium Chloride
CAS No.	38151-74-5
Molecular Formula	C21H24ClN3
Molecular Weight	353.89 g/mol
Synonyms	1-Methyl-1-(4-methylphenyl)-2-[(1,3,3-trimethyl-2-indolinylidene)methyl]diazonium Chloride; 2-[(1,3-Dihydro-1,3,3-trimethyl-2H-indol-2-ylidene)methyl]-1-methyl-1-(4-methylphenyl)diazonium Chloride; (p-Tolyl)diazonium Salt of Trimethylindolenine Dye Base; 38151-74-5; Diazonium Chloride Derivative of Fischer's Base
EINECS	Contact for details

Quality Control

Our production of 2-[(1,3-Dihydro-1,3,3-Trimethyl-2H-Indol-2-Ylidene)Methyl]-1-Methyl-1-(p-Tolyl)Diazonium Chloride adheres to stringent quality protocols to ensure batch-to-batch consistency and high reactivity. Each lot is characterized using advanced analytical techniques to confirm identity and purity. Certificates of Analysis (COA) detailing specific test results are provided to guarantee the material meets your technical requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept sealed under anhydrous conditions. For long-term storage, consider using a desiccator.

Specification

Item	Specification
Appearance	Orange to red-brown crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Water Content (KF)	≤ 2.0%
Solubility	Soluble in polar organic solvents (e.g., acetonitrile, DMF)

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