Description

1-Propylsulfonic-3-Methylimidazolium Hydrogensulfate is a highly versatile and functionalized ionic liquid belonging to the Brønsted acidic protic ionic liquid (PIL) class. Its unique structure, combining a sulfonic acid-functionalized cation with a hydrogensulfate anion, makes it an exceptional dual-function catalyst and solvent for a wide range of chemical transformations. This compound is particularly valuable for industries requiring efficient, recyclable, and environmentally friendlier catalytic systems to improve process economics and reduce waste.

Application

• Acid Catalyst in Organic Synthesis: Widely used as a Brønsted acid catalyst for esterification, transesterification (e.g., biodiesel production), acetalization, and condensation reactions, offering high activity and easy separation.
• Solvent for Biomass Processing: Effective in the dissolution and hydrolysis of cellulose, lignin, and other biomass components for the production of biofuels and biochemicals.
• Electrolyte Component: Employed in electrochemical applications, including fuel cells and sensors, due to its good proton conductivity and thermal stability.
• Polymerization Medium: Serves as a green solvent and catalyst for various polymerization processes, including polycondensation and step-growth polymerizations.
• Extraction and Separation Processes: Utilized in liquid-liquid extraction for the separation of aromatics from aliphatics or for the removal of metal ions from aqueous streams.
• Nanomaterial Synthesis: Acts as a templating agent and reaction medium for the synthesis of metal nanoparticles and other advanced nanomaterials.

Basic Information

Product Name	1-Propylsulfonic-3-Methylimidazolium Hydrogensulfate
CAS No.	916479-93-1
Molecular Formula	C7H14N2O4S2
Molecular Weight	254.33 g/mol
Synonyms	3-Methyl-1-(3-sulfopropyl)imidazolium hydrogensulfate; [PSMIM][HSO4]; 1-(3-Sulfopropyl)-3-methylimidazolium hydrogensulfate; 3-Methyl-1-propanesulfonic acid imidazolium hydrogensulfate; Brønsted Acidic Ionic Liquid [PSMIM][HSO4]; PIL Catalyst; Sulfonic Acid Functionalized Ionic Liquid
EINECS	Contact for details

Quality Control

Our production of 1-Propylsulfonic-3-Methylimidazolium Hydrogensulfate adheres to stringent quality management protocols. Every batch undergoes comprehensive analytical testing, including NMR (1H, 13C), HPLC, and titration methods, to confirm identity, purity, and acid strength. We provide detailed Certificates of Analysis (COA) with each shipment, ensuring full traceability and compliance with your specific research or process requirements.

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). This product is hygroscopic (moisture-sensitive); containers must be kept tightly sealed to prevent absorption of atmospheric moisture, which can affect performance.

Specification

Item	Specification
Appearance	Colorless to pale yellow viscous liquid
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Water Content (KF)	≤ 2.0%
Acid Capacity	Contact for details
Halide Content	≤ 0.1%

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