Description

Propanoic Acid, 2-Methyl-, Methyl Ester, Radical Ion(1+) (9Ci) is a specialized cationic ester derivative of methyl isobutyrate, characterized by its radical ion structure. This compound is significant as a high-purity chemical intermediate and a potential precursor for advanced material synthesis, including polymer initiators and specialty coatings. It is primarily needed by R&D laboratories and industrial manufacturers in the pharmaceutical, agrochemical, and polymer science sectors for developing novel formulations and functional materials.

Application

• Polymer Chemistry: Acts as a potential initiator or co-monomer in controlled radical polymerization processes for creating specialty polymers.
• Pharmaceutical Intermediates: Serves as a key building block in the synthesis of complex active pharmaceutical ingredients (APIs) and prodrugs.
• Agrochemical Synthesis: Used in the research and development of novel herbicides, fungicides, and plant growth regulators.
• Material Science Research: Employed in the development of advanced coatings, adhesives, and functional materials requiring specific cationic properties.
• Organic Synthesis: Functions as a versatile electrophile or radical precursor in complex multi-step organic reactions.
• Analytical Reference Standard: Utilized as a high-purity standard in mass spectrometry and chromatographic analysis for method development and quality control.

Basic Information

Product Name	Propanoic Acid, 2-Methyl-, Methyl Ester, Radical Ion(1+) (9Ci)
CAS No.	67505-84-4
Molecular Formula	C5H10O2•+
Molecular Weight	102.13 g/mol (for neutral ester)
Synonyms	Methyl 2-methylpropanoate radical cation; Methyl isobutyrate radical ion(1+); Isobutyric acid methyl ester radical cation; 2-Methylpropanoic acid methyl ester radical ion; Methyl isobutyrate radical cation; Propanoic acid, 2-methyl-, methyl ester, ion(1+); Methyl α-methylpropionate radical ion
EINECS	Contact for details

Quality Control

Our production of Propanoic Acid, 2-Methyl-, Methyl Ester, Radical Ion(1+) (9Ci) adheres to stringent quality management protocols. Each batch undergoes rigorous analytical testing, including HPLC, GC-MS, and NMR, to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing all specifications and test results are provided with every shipment. We support cGMP and ISO 9001 compliant manufacturing for research and industrial applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Due to its light-sensitive and easily oxidized nature, it is recommended to store the material under an inert atmosphere (e.g., nitrogen or argon) for long-term stability. Keep away from heat, sparks, and open flames.

Specification

Item	Specification
Appearance	Clear liquid to solid (color may vary)
Identification (IR)	Conforms to structure
Identification (MS)	Conforms to structure
Purity (HPLC)	≥ 95% (Research Grade)
Purity (GC)	≥ 95%
Water Content (KF)	≤ 0.5%

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