Description

Oxomethylium is a highly reactive and versatile chemical intermediate, primarily recognized for its role as a key synthon in advanced organic synthesis. Its value lies in its ability to act as a potent methylene transfer agent, facilitating the construction of complex molecular frameworks essential for high-value products. This compound is particularly critical for R&D and production within the pharmaceutical, agrochemical, and specialty chemical industries, where precise molecular assembly is paramount.

Application

• Pharmaceutical Synthesis: Key intermediate in the production of active pharmaceutical ingredients (APIs), especially for constructing heterocyclic compounds and complex alkaloids.
• Agrochemical Manufacturing: Used in the synthesis of advanced pesticides, herbicides, and plant growth regulators requiring specific methylene-bridged structures.
• Material Science Research: Serves as a precursor for developing novel polymers, coatings, and advanced materials with tailored properties.
• Fine Chemical Production: Employed in the synthesis of specialty chemicals, dyes, and fragrances where precise carbon chain extension is needed.
• Academic & Industrial R&D: A valuable reagent for methodological development in organic chemistry and catalysis studies.

Basic Information

Product Name	Oxomethylium
CAS No.	17030-74-9
Molecular Formula	C2H3O+
Molecular Weight	43.04 g/mol
Synonyms	Methylium, oxo-; Formyl cation; HCO+; Carbon monoxide hydride cation; Protonated carbon monoxide; Carbonyl cation; Hydroxycarbenium ion
EINECS	Contact for details

Quality Control

Our Oxomethylium is produced and handled under stringent quality management systems to ensure batch-to-batch consistency and reliability. Quality is verified through advanced analytical techniques including NMR, IR, and mass spectrometry. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with each shipment to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Due to its highly volatile and gaseous nature under standard conditions, this material is typically supplied and stored in specialized gas cylinders or as a solution under inert atmosphere. Store in a cool, well-ventilated area away from incompatible materials such as strong bases and nucleophiles. Specific storage and handling instructions are provided on the Material Safety Data Sheet (MSDS).

Specification

Item	Specification
Appearance (Solution)	Colorless to pale yellow liquid
Identification (IR)	Conforms to reference spectrum
Assay (by NMR)	≥ 95.0%
Purity (GC)	≥ 90.0%
Solvent (Typical)	Dichloromethane or specified inert solvent
Water Content (KF)	≤ 0.5%

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