Description

Bicyclo[4.1.0]Hepta-2,4-Diene-7-Carboxylic Acid, Methyl Ester (9Ci) is a specialized strained bicyclic compound that serves as a valuable synthetic intermediate in advanced organic chemistry. Its unique fused ring structure with conjugated diene and ester functionalities makes it a versatile building block for constructing complex molecular architectures. This high-purity intermediate is essential for research and development in pharmaceutical synthesis, agrochemical discovery, and advanced material science.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel active pharmaceutical ingredients (APIs), particularly for compounds requiring strained ring systems.
• Agrochemical Research: Used in developing new crop protection agents and herbicides, leveraging its reactive diene moiety for functionalization.
• Material Science: Serves as a monomer or cross-linking agent in the development of specialty polymers with unique thermal or mechanical properties.
• Organic Synthesis Building Block: Employed in Diels-Alder reactions and other cycloadditions to construct complex polycyclic frameworks in academic and industrial R&D.
• Ligand & Catalyst Development: Utilized for creating novel chiral ligands or organometallic catalysts due to its rigid, three-dimensional structure.
• Fine Chemical Production: Acts as an intermediate in the multi-step synthesis of dyes, fragrances, and other high-value specialty chemicals.

Basic Information

Product Name	Bicyclo[4.1.0]Hepta-2,4-Diene-7-Carboxylic Acid, Methyl Ester (9Ci)
CAS No.	99179-45-0
Molecular Formula	C9H10O2
Molecular Weight	150.17 g/mol
Synonyms	7-Carbomethoxybicyclo[4.1.0]hepta-2,4-diene; Methyl bicyclo[4.1.0]hepta-2,4-diene-7-carboxylate; Methyl 7-norcaradiene-7-carboxylate; 7-Methoxycarbonylnorcaradiene; Bicyclo[4.1.0]hepta-2,4-diene-7-carboxylic acid methyl ester
EINECS	Contact for details

Quality Control

Our Bicyclo[4.1.0]Hepta-2,4-Diene-7-Carboxylic Acid, Methyl Ester is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including chromatographic purity analysis and structural confirmation, to ensure it meets the high standards required for research and industrial synthesis. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment.

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 flames. For long-term storage, consider storing under an inert atmosphere to maintain optimal stability.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC/HPLC)	≥ 95.0%
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.