Description

Diethyl 3-Ethylcyclobutane-1,1-Dicarboxylate is a high-purity, specialized diester compound that serves as a critical building block in advanced organic synthesis. Its unique cyclobutane ring structure with vicinal ester groups makes it a valuable precursor for constructing complex molecular architectures. This intermediate is essential for research and development chemists in the pharmaceutical, agrochemical, and material science industries seeking to develop novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of novel drug candidates, particularly those requiring constrained, alicyclic ring systems.
• Agrochemical Synthesis: Used in the development of new-generation herbicides, fungicides, and insecticides with tailored biological activity.
• Material Science Research: Serves as a monomer or cross-linking agent in the development of specialty polymers and advanced organic frameworks.
• Organic Synthesis Building Block: Employed in ring-opening, condensation, and cycloaddition reactions to create complex, multi-cyclic compounds.
• Flavor & Fragrance Chemistry: Potential intermediate for synthesizing specific ester-based aroma chemicals with unique olfactory properties.
• Academic & Industrial R&D: A valuable reagent for methodological studies and exploring new synthetic pathways in organic chemistry.

Basic Information

Product Name	Diethyl 3-Ethylcyclobutane-1,1-Dicarboxylate
CAS No.	66016-02-2
Molecular Formula	C12H20O4
Molecular Weight	228.29 g/mol
Synonyms	3-Ethylcyclobutane-1,1-dicarboxylic acid diethyl ester; Diethyl 3-ethyl-1,1-cyclobutanedicarboxylate; 1,1-Cyclobutanedicarboxylic acid, 3-ethyl-, diethyl ester; Ethyl 3-ethylcyclobutane-1,1-dicarboxylate; Diethyl 3-ethylcyclobutanedicarboxylate
EINECS	Contact for details

Quality Control

Our Diethyl 3-Ethylcyclobutane-1,1-Dicarboxylate is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including chromatography (GC/HPLC) and spectroscopic methods (NMR, IR), to ensure identity, purity, and consistency. Certificates of Analysis (COA) documenting all critical parameters are provided with every shipment. We support compliance with cGMP and ISO 9001 standards for research and industrial use.

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 such as strong oxidizing agents. For long-term storage, consider maintaining under an inert atmosphere to preserve optimal quality.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC/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.