Description

Methyltrioctylammonium Hydrogen Sulfate CAS NO 59158-14-4 is a high-purity quaternary ammonium salt widely utilized as a phase-transfer catalyst and ionic liquid precursor. Its value lies in its ability to facilitate reactions between reagents in immiscible phases, significantly improving reaction rates and yields in organic synthesis. This compound is essential for manufacturers and R&D laboratories in the pharmaceutical, agrochemical, and specialty chemical sectors seeking efficient and selective synthetic pathways.

Application

• Phase-Transfer Catalyst (PTC): Enables nucleophilic substitution, alkylation, and oxidation reactions between aqueous and organic phases.
• Ionic Liquid Synthesis: Serves as a key precursor or component for creating task-specific ionic liquids used in separations and electrochemistry.
• Pharmaceutical Intermediates: Catalyzes the synthesis of complex drug molecules and active pharmaceutical ingredients (APIs).
• Agrochemical Production: Used in the manufacture of pesticides, herbicides, and plant growth regulators.
• Polymer Chemistry: Facilitates polymerization reactions and the modification of polymer properties.
• Dye and Pigment Synthesis: Improves the efficiency of condensation and coupling reactions in colorant production.
• Analytical Chemistry: Employed in extraction techniques and as a mobile phase modifier in chromatography.
• Material Science: Aids in the synthesis of nanomaterials and surface modification agents.

Basic Information

Product Name	Methyltrioctylammonium Hydrogen Sulfate
CAS No.	59158-14-4
Molecular Formula	C₂₅H₅₅NO₄S
Molecular Weight	465.77 g/mol
Synonyms	Methyltrioctylammonium bisulfate; Trioctylmethylammonium hydrogen sulfate; Aliquat® 336 sulfate; [Methyl(trioctyl)ammonium] hydrogen sulfate; N-Methyl-N,N-dioctyloctan-1-aminium hydrogen sulfate; MTOA HSO₄; TOA HSO₄; Quaternary ammonium salt 336 sulfate
EINECS	Contact for details

Quality Control

Our Methyltrioctylammonium Hydrogen Sulfate is produced under stringent quality management systems. Each batch undergoes rigorous analytical testing to ensure it meets precise specifications for purity, identity, and performance. Certificates of Analysis (COA) documenting key parameters such as assay, water content, and residual solvents 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). This material is hygroscopic (moisture-sensitive); ensure containers are sealed immediately after use to prevent absorption of atmospheric moisture.

Specification

Item	Specification
Appearance	Colorless to pale yellow viscous liquid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Water Content (KF)	≤ 2.0%
Residual Solvents (GC)	Meets ICH guidelines
pH (5% in water)	Contact for details
Density (20°C)	~0.89 g/mL

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