Description

n-Methyl Pyridinium Methyl Sulfate is an ionic liquid and versatile organic salt with significant utility in synthesis and catalysis. This compound is valued for its role as a methylation agent and as a precursor or catalyst in various organic transformations. It is primarily sought by manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries for process development and production.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of active pharmaceutical ingredients (APIs), particularly for methylation reactions.
• Catalyst & Reaction Medium: Serves as a catalyst or co-catalyst in organic synthesis and as a component in ionic liquid solvent systems for specialized reactions.
• Agrochemical Synthesis: Used in the production of certain herbicides, pesticides, and plant growth regulators.
• Chemical Research & Development: Employed in academic and industrial R&D labs for exploring new synthetic methodologies and material science applications.
• Dye & Pigment Manufacturing: Acts as an intermediate in the synthesis of certain complex dyes and organic pigments.
• Electrolyte Additive: Investigated for use in advanced battery systems and electrochemical applications.

Basic Information

Product Name	n-Methyl Pyridinium Methyl Sulfate
CAS No.	37943-43-4
Molecular Formula	C7H11NO4S
Molecular Weight	205.23 g/mol
Synonyms	1-Methylpyridinium methyl sulfate; N-Methylpyridinium methosulfate; Pyridinium, 1-methyl-, methyl sulfate; MMS; Methylpyridinium methylsulfate; N-Methylpyridinium methylsulphate; 1-Methylpyridinium methosulfate
EINECS	Contact for details

Quality Control

Our n-Methyl Pyridinium Methyl Sulfate is produced under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including assay, impurity profiling, and identity confirmation, to ensure it meets the high standards required for industrial and research applications. Certificates of Analysis (COA) documenting purity, physical properties, and test results are available upon request to support your quality assurance and regulatory compliance needs.

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 product quality and performance.

Specification

Item	Specification
Appearance	White to off-white crystalline powder or solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 2.0%
Melting Point	Contact for details
Heavy Metals	< 20 ppm

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