Description

Acetic Acid, 2-Cyclobutylidene-, Ethyl Ester is a specialized organic ester compound with the CAS registry number 27741-65-7. This chemical serves as a valuable intermediate and building block in advanced organic synthesis, prized for its unique cyclobutylidene structure which imparts specific reactivity and steric properties. It is primarily utilized by research institutions and industrial R&D departments focused on developing novel pharmaceuticals, agrochemicals, and functional materials.

Application

• Pharmaceutical Intermediate: A key synthon in the research and development of new active pharmaceutical ingredients (APIs), particularly for compounds requiring constrained ring systems.
• Agrochemical Synthesis: Used in the creation of novel herbicides, fungicides, and insecticides where the cyclobutane moiety can enhance biological activity.
• Fine Chemical Production: Acts as a precursor in the synthesis of complex fragrance and flavor compounds, as well as other specialty chemicals.
• Material Science Research: Employed in polymer and advanced material research to introduce specific functional groups or modify polymer backbones.
• Organic Synthesis Reagent: Utilized in academic and industrial laboratories for cycloaddition reactions and the construction of complex molecular architectures.

Basic Information

Product Name	Acetic Acid, 2-Cyclobutylidene-, Ethyl Ester
CAS No.	27741-65-7
Molecular Formula	C8H12O2
Molecular Weight	140.18 g/mol
Synonyms	Ethyl 2-cyclobutylideneacetate; 2-Cyclobutylideneacetic acid ethyl ester; Ethyl (2-cyclobutylidene)acetate; Acetic acid, 2-cyclobutylidene-, ethyl ester; Ethyl cyclobutylideneacetate; Cyclobutylideneacetic acid ethyl ester
EINECS	Contact for details

Quality Control

Our Acetic Acid, 2-Cyclobutylidene-, Ethyl Ester is produced under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including chromatographic purity analysis and structural confirmation, to ensure it meets the high standards required for research and synthesis applications. A Certificate of Analysis (COA) detailing specific results for purity, identity, and impurities is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from heat, sparks, and open flame. This material is moisture-sensitive; ensure containers are kept tightly sealed to prevent degradation.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC/HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%

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