Description

3-Oxetanecarboxylicacid,3-Methyl-2-Oxo-,Ethylester(9Ci) CAS NO 289719-67-1 is a high-value, specialized oxetane derivative used as a critical building block in advanced organic synthesis. This compound matters for its unique strained-ring structure, which imparts desirable properties into target molecules, enabling the development of novel materials and active ingredients. It is primarily needed by research and development chemists in the pharmaceutical, agrochemical, and specialty polymer industries for creating next-generation products with enhanced performance characteristics.

Application

• Pharmaceutical Intermediate: A key synthon for constructing complex drug candidates, particularly in medicinal chemistry programs targeting new therapeutic entities.
• Agrochemical Synthesis: Used in the research and development of novel pesticides, herbicides, and plant growth regulators requiring specific stereochemistry and stability.
• Polymer & Material Science: Serves as a monomer or cross-linking agent for developing advanced polymers with tailored thermal, mechanical, or optical properties.
• Ligand & Catalyst Development: Employed in the synthesis of sophisticated ligands and organocatalysts for asymmetric synthesis and other catalytic processes.
• Chemical Biology Probes: Utilized in the design and synthesis of molecular probes for studying biological pathways and protein interactions.
• Custom Synthesis & Contract Manufacturing: A vital starting material for custom synthesis houses and CDMOs serving the fine chemical and life science sectors.

Basic Information

Product Name	3-Oxetanecarboxylicacid,3-Methyl-2-Oxo-,Ethylester(9Ci) CAS NO 289719-67-1
CAS No.	289719-67-1
Molecular Formula	C7H10O4
Molecular Weight	158.15 g/mol
Synonyms	Ethyl 3-Methyl-2-oxooxetane-3-carboxylate; 3-Methyl-2-oxooxetane-3-carboxylic Acid Ethyl Ester; 3-Oxetanecarboxylic acid, 3-methyl-2-oxo-, ethyl ester; Ethyl 3-methyl-2-oxo-3-oxetanecarboxylate; 3-Methyl-2-oxo-oxetane-3-carboxylic acid ethyl ester; 289719-67-1; Oxetane-3-carboxylic acid, 3-methyl-2-oxo-, ethyl ester
EINECS	Contact for details

Quality Control

Our production of 3-Oxetanecarboxylicacid,3-Methyl-2-Oxo-,Ethylester(9Ci) adheres to stringent quality management protocols to ensure batch-to-batch consistency and high purity. Each lot undergoes rigorous analytical testing, including HPLC, GC, and NMR, to confirm identity, potency, and impurity profiles. Certificates of Analysis (COA) detailing all specifications and test results are provided and available upon request to support your quality assurance and regulatory needs.

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). Keep away from strong bases and incompatible materials such as strong oxidizing agents. Due to its sensitivity to strong alkali and organic solvents, ensure proper segregation in storage areas.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Purity (GC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%

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