Description

Cyclobutanecarboxylic Acid, 1-Formyl-, Ethyl Ester is a specialized organic ester building block featuring both formyl and ester functional groups on a cyclobutane ring. This unique structure makes it a valuable intermediate for synthesizing complex molecules in advanced research and development. It is primarily sought after by pharmaceutical and agrochemical R&D teams for constructing novel active ingredients and fine chemicals.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of novel drug candidates, particularly in medicinal chemistry programs targeting cyclobutane-containing scaffolds.
• Agrochemical Synthesis: Used in the research and development of new pesticides and herbicides, where the cyclobutane ring can impart specific biological activity.
• Organic Synthesis & Research: A versatile reagent for constructing complex organic molecules in academic and industrial laboratories, useful in cycloaddition reactions and ring-expansion studies.
• Fine Chemical Production: Serves as a precursor for flavors, fragrances, and other high-value specialty chemicals requiring its distinct molecular framework.
• Material Science Research: Investigated as a monomer or cross-linking agent for developing polymers with unique thermal or mechanical properties.

Basic Information

Product Name	Cyclobutanecarboxylic Acid, 1-Formyl-, Ethyl Ester
CAS No.	57742-93-5
Molecular Formula	C8H12O3
Molecular Weight	156.18 g/mol
Synonyms	Ethyl 1-Formylcyclobutanecarboxylate; 1-(Ethoxycarbonyl)cyclobutanecarboxaldehyde; Cyclobutanecarboxylic acid, 1-formyl-, ethyl ester; 1-Carbethoxycyclobutanecarboxaldehyde; Ethyl 1-formylcyclobutane-1-carboxylate; 1-Ethoxycarbonylcyclobutanecarbaldehyde
EINECS	Contact for details

Quality Control

Our Cyclobutanecarboxylic Acid, 1-Formyl-, Ethyl Ester is produced under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including chromatography (HPLC/GC) and spectroscopy (NMR, IR), to ensure identity, purity, and consistency. Certificates of Analysis (COA) documenting all critical parameters are available upon request to support your quality assurance processes.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area away from incompatible materials such as strong bases and oxidizing agents. Recommended storage temperature is 2-8°C for long-term stability, although the product is typically stable at controlled room temperature for shorter periods.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 95.0%
Water Content (KF)	≤ 0.5%

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