Description

1,2,3,3-Tetramethyl-3H-Indolium Dihydrogen Phosphate is a high-purity organic salt primarily used as a key intermediate and reagent in advanced chemical synthesis. Its value lies in its role as a precursor for functional dyes, photoinitiators, and specialized cationic compounds. This product is essential for manufacturers and R&D teams in the pharmaceutical, agrochemical, and specialty chemical industries seeking reliable, high-quality building blocks for complex molecular architectures.

Application

• Synthesis of Cyanine Dyes and Fluorescent Probes: A critical precursor for creating near-infrared (NIR) dyes, labeling agents, and bio-imaging reagents used in life sciences and diagnostics.
• Photoinitiator Manufacturing: Serves as a core component in the production of cationic photoinitiators for UV-curable inks, coatings, and adhesives.
• Organic Semiconductor Research: Used in the development of novel charge-transport materials and organic light-emitting diodes (OLEDs).
• Agrochemical Intermediate: Employed in the synthesis of advanced active ingredients and plant growth regulators.
• Pharmaceutical Intermediate: Acts as a building block for the synthesis of complex drug molecules and diagnostic agents.
• Catalyst and Ligand Preparation: Utilized in the creation of specialized ionic liquids and catalytic systems for organic transformations.

Basic Information

Product Name	1,2,3,3-Tetramethyl-3H-Indolium Dihydrogen Phosphate
CAS No.	83968-89-2
Molecular Formula	C12H18NO4P
Molecular Weight	271.25 g/mol
Synonyms	1,2,3,3-Tetramethyl-3H-indolium phosphate; 1,2,3,3-Tetramethylindoleninium dihydrogen phosphate; Tetramethylindolenium phosphate; 3H-Indolium, 1,2,3,3-tetramethyl-, phosphate (1:1); Fischer's Base phosphate salt; 2,3,3-Trimethyl-3H-indol-1-ium dihydrogen phosphate
EINECS	Contact for details

Quality Control

Our 1,2,3,3-Tetramethyl-3H-Indolium Dihydrogen Phosphate is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and FTIR, to ensure high chemical purity and consistent performance. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment 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 after opening to minimize exposure to atmospheric moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Water Content (KF)	≤ 2.0%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 20 ppm

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