Description

Isoquinolinium is a versatile quaternary ammonium compound with a positively charged nitrogen center, serving as a key intermediate and functional material in advanced chemical synthesis. Its significance lies in its ability to act as a phase-transfer catalyst, a precursor for dyes and pigments, and a building block for pharmaceuticals and agrochemicals. This product is essential for research institutions and industrial manufacturers in the pharmaceutical, specialty chemical, and material science sectors seeking reliable, high-purity cationic reagents.

Application

• Pharmaceutical Intermediate: Used in the synthesis of various active pharmaceutical ingredients (APIs) and diagnostic agents.
• Phase-Transfer Catalyst (PTC): Facilitates reactions between reagents in immiscible phases, crucial in organic synthesis and polymer production.
• Dye and Pigment Precursor: Serves as a key building block for creating cationic dyes, optical brighteners, and specialty pigments.
• Corrosion Inhibitor Formulation: Incorporated into formulations for protecting metals in industrial cooling and processing systems.
• Agrochemical Synthesis: An intermediate in the production of certain herbicides, fungicides, and plant growth regulators.
• Material Science: Investigated for use in ionic liquids, conductive polymers, and other advanced functional materials.
• Analytical Chemistry: Employed as a reagent or standard in chromatographic analysis and other laboratory methods.

Basic Information

Item	Detail
Product Name	Isoquinolinium
CAS No.	23715-85-7
Molecular Formula	C9H8N+ (typically associated with a counterion like chloride, bromide, or iodide)
Molecular Weight	130.17 g/mol (for the cation)
Synonyms	Isoquinolinium cation; Isoquinoline, ion(1+); 2-Azanaphthalenium; Benzo[c]pyridinium; Isoquinolin-2-ium; 1-Azoniaisoquinoline; Isoquinoline quaternary salt; Isoquinolinium salt
EINECS	Contact for details

Quality Control

Our Isoquinolinium products undergo rigorous quality testing to ensure compliance with industry standards and customer-specific requirements. We implement a comprehensive quality management system, and a detailed Certificate of Analysis (COA) is provided with each batch, documenting key parameters such as assay/purity, identity, and impurity profiles. Specifications can be tailored to meet the needs of pharmaceutical (GMP), research, and industrial applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled room temperature (typically 15-25°C). This material is hygroscopic (moisture-sensitive); containers must be kept tightly sealed to prevent absorption of atmospheric moisture, which can affect product quality and stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder or solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0% (typical grades, higher purity available)
Water Content (KF)	≤ 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.