Description

Methyl 3-Methyloxetane-3-Carboxylate is a high-value, functionalized oxetane ester monomer that serves as a versatile building block in advanced organic synthesis. Its unique strained-ring structure enables the introduction of both oxetane and ester functionalities, which are critical for modifying polymer properties and creating novel molecular architectures. This compound is essential for R&D and production chemists in the pharmaceutical, agrochemical, and specialty polymer industries seeking to develop new materials with tailored performance characteristics.

Application

• Pharmaceutical Intermediate: Used in the synthesis of active pharmaceutical ingredients (APIs), particularly for introducing bioisosteric elements or modifying drug solubility and metabolic stability.
• Polymer & Resin Modification: Acts as a reactive monomer for the synthesis of specialty polymers, including polyethers and coatings, to enhance properties like adhesion, flexibility, and chemical resistance.
• Agrochemical Synthesis: Serves as a key precursor in creating novel herbicides, fungicides, and insecticides with improved efficacy and environmental profiles.
• Cross-linking Agent: Utilized in formulations for UV-curable resins, inks, and adhesives where the oxetane ring provides efficient cationic polymerization sites.
• Ligand & Catalyst Development: Employed in organometallic chemistry and catalysis research to construct complex chelating frameworks.
• Material Science Research: A valuable reagent for developing new organic electronic materials, liquid crystals, and high-performance composites.

Basic Information

Product Name	Methyl 3-Methyloxetane-3-Carboxylate
CAS No.	1260670-18-5
Molecular Formula	C6H10O3
Molecular Weight	130.14 g/mol
Synonyms	3-Methyl-3-oxetanecarboxylic acid methyl ester; Methyl 3-methyloxetane-3-carboxylate; 3-Methyloxetane-3-carboxylic acid methyl ester; 3-Methoxycarbonyl-3-methyloxetane; Oxetane-3-carboxylic acid, 3-methyl-, methyl ester; Methyl 3-methyl-1-oxa-2-oxacyclobutane-3-carboxylate
EINECS	Contact for details

Quality Control

Every batch of Methyl 3-Methyloxetane-3-Carboxylate is manufactured and tested under a strict quality management system. We ensure the product meets high-purity standards suitable for demanding synthetic applications. Comprehensive analytical testing, including GC, HPLC, and NMR, is performed to verify identity, purity, and consistency. Certificates of Analysis (COA) are provided with each shipment and are available upon request.

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). Keep away from heat, sparks, and open flames. For long-term storage, consider maintaining the material under an inert atmosphere to preserve stability.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Refractive Index (n20D)	1.430 - 1.440
Density (g/mL, 20°C)	1.08 - 1.12

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