Description

Diethyl 3-Oxocyclobutane-1,1-Dicarboxylate is a high-purity, versatile cyclobutane derivative that serves as a critical building block in advanced organic synthesis. This compound is valued for its unique strained ring structure and functional groups, enabling the construction of complex molecular frameworks. It is primarily sought after by research institutions and industrial R&D departments in the pharmaceutical and agrochemical sectors for developing novel active ingredients and fine chemicals.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of complex drug molecules, particularly those containing cyclobutane rings for structural diversity.
• Agrochemical Synthesis: Used in the research and development of new herbicides, fungicides, and insecticides with novel modes of action.
• Material Science Research: Serves as a monomer or cross-linking agent in the development of specialty polymers and advanced materials.
• Organic Synthesis Building Block: Employed in [2+2] cycloaddition reactions and other ring-forming transformations to create complex, strained carbocycles.
• Academic & Industrial R&D: A valuable reagent for methodological development and exploring new chemical spaces in medicinal and synthetic chemistry.

Basic Information

Product Name	Diethyl 3-Oxocyclobutane-1,1-Dicarboxylate
CAS No.	99173-61-2
Molecular Formula	C10H14O5
Molecular Weight	214.22 g/mol
Synonyms	1,1-Cyclobutanedicarboxylic acid, 3-oxo-, diethyl ester; Diethyl 3-oxo-1,1-cyclobutanedicarboxylate; 3-Oxocyclobutane-1,1-dicarboxylic Acid Diethyl Ester; Ethyl 3-oxocyclobutane-1,1-dicarboxylate; Diethyl 3-ketocyclobutane-1,1-dicarboxylate; 1,1-Bis(ethoxycarbonyl)-3-oxocyclobutane; 3-Oxo-1,1-cyclobutanedicarboxylic acid diethyl ester
EINECS	Contact for details

Quality Control

Our Diethyl 3-Oxocyclobutane-1,1-Dicarboxylate is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, GC, and NMR, to ensure high chemical purity and consistency. Certificates of Analysis (COA) documenting identity, purity, and impurity profiles are provided with every shipment to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled room temperature (15-25°C). Keep away from strong bases and incompatible materials. For long-term storage, consider an inert atmosphere to maintain optimal purity.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
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.