Description

7-Oxabicyclo[2.2.1]hepta-2,5-diene-2-carboxylic acid, methyl ester (9CI) is a specialized bicyclic oxanorbornadiene derivative that serves as a valuable synthetic intermediate. Its unique strained-ring structure and functional groups make it a versatile building block for constructing complex molecular architectures in advanced organic synthesis. This compound is primarily utilized by research chemists and process development scientists in the pharmaceutical, agrochemical, and advanced materials sectors for applications requiring precise molecular control.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel active pharmaceutical ingredients (APIs), particularly for compounds with complex polycyclic frameworks.
• Agrochemical Research: Used in the development of new herbicides, fungicides, and insecticides that leverage its unique bicyclic scaffold for enhanced biological activity.
• Ligand and Catalyst Synthesis: Serves as a starting material for creating chiral ligands and organocatalysts used in asymmetric synthesis.
• Polymer Science: Employed in the research and development of specialty polymers and functional materials with tailored thermal or optical properties.
• Academic & Industrial R&D: A crucial reagent in methodological chemistry research, including Diels-Alder reactions and cycloaddition studies.
• Fine Chemical Production: Used in the multi-step synthesis of high-value, low-volume specialty chemicals for electronics and performance materials.

Basic Information

Product Name	7-Oxabicyclo[2.2.1]hepta-2,5-diene-2-carboxylic acid, methyl ester (9CI)
CAS No.	110225-65-5
Molecular Formula	C8H8O3
Molecular Weight	152.15 g/mol
Synonyms	Methyl 7-oxabicyclo[2.2.1]hepta-2,5-diene-2-carboxylate; 7-Oxabicyclo[2.2.1]hepta-2,5-diene-2-carboxylic Acid Methyl Ester; 2-Carbomethoxy-7-oxabicyclo[2.2.1]hepta-2,5-diene; Methyl 2,5-dihydro-7-oxabicyclo[2.2.1]hepta-2,5-diene-2-carboxylate; Oxanorbornadiene methyl carboxylate
EINECS	Contact for details

Quality Control

Our production of 7-Oxabicyclo[2.2.1]hepta-2,5-diene-2-carboxylic acid, methyl ester adheres to stringent quality protocols to ensure batch-to-batch consistency and high purity for research and development applications. All materials are characterized using advanced analytical techniques including NMR, HPLC, and GC-MS. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with each shipment to support your quality assurance and regulatory documentation.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Keep away from incompatible materials such as strong acids and organic solvents. For long-term storage, consider maintaining the material under an inert atmosphere to preserve stability.

Specification

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