Description

Bicyclo[4.2.0]Octa-1,3,5-Triene-7-Carboxylic Acid, 7-Ethyl-, Ethyl Ester (9Ci) is a specialized bicyclic organic compound with a complex, strained structure that serves as a valuable synthetic intermediate. This compound is significant for its role in advanced organic synthesis, particularly in the construction of complex molecular frameworks and novel ring systems. It is primarily needed by research and development chemists in the pharmaceutical and agrochemical industries for the development of new active ingredients and fine chemicals.

Application

• Pharmaceutical Intermediate: Used in the research and synthesis of novel drug candidates, particularly those requiring complex bicyclic or polycyclic core structures.
• Agrochemical Research: Serves as a key building block in the development of new herbicides, fungicides, and insecticides with unique modes of action.
• Material Science: Investigated as a precursor for advanced polymers and specialty materials with tailored thermal or optical properties.
• Academic & Industrial R&D: A critical reagent for methodological studies in organic chemistry, including cycloaddition reactions and catalysis research.
• Fine Chemical Synthesis: Employed in the multi-step synthesis of complex natural product analogs and other high-value specialty chemicals.

Basic Information

Item	Details
Product Name	Bicyclo[4.2.0]Octa-1,3,5-Triene-7-Carboxylic Acid, 7-Ethyl-, Ethyl Ester (9Ci)
CAS No.	654646-84-1
Molecular Formula	C13H16O2
Molecular Weight	204.27 g/mol
Synonyms	7-Ethylbicyclo[4.2.0]octa-1,3,5-triene-7-carboxylic acid ethyl ester; Ethyl 7-ethylbicyclo[4.2.0]octa-1,3,5-triene-7-carboxylate; Bicyclo[4.2.0]octa-1,3,5-triene-7-carboxylic acid, 7-ethyl-, ethyl ester; 654646-84-1; 7-Ethyl bicyclo[4.2.0]octa-1,3,5-triene-7-carboxylate ethyl ester
EINECS	Contact for details

Quality Control

Our Bicyclo[4.2.0]Octa-1,3,5-Triene-7-Carboxylic Acid, 7-Ethyl-, Ethyl Ester (9Ci) is produced under strict quality management protocols. Each batch undergoes rigorous analytical testing to ensure identity, purity, and consistency. A comprehensive Certificate of Analysis (COA) detailing purity (typically by HPLC or GC), physical characteristics, and spectroscopic data is provided with every shipment to guarantee it meets your research specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (typically 15-25°C). Keep away from heat, sparks, and open flame. Due to the reactive nature of its strained bicyclic structure, it is recommended to store under an inert atmosphere for long-term stability and to minimize potential decomposition.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid or low-melting solid
Identification (IR)	Conforms to structure
Purity (HPLC/GC)	≥95% (Research Grade)
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.