Description

Bicyclo[2.2.1]Hept-5-Ene-2-Carboxylic Acid, 3-Methylene-, Exo- (9Ci) is a highly functionalized norbornene derivative, serving as a critical chiral building block and monomer in advanced organic synthesis. Its strained bicyclic structure and reactive carboxylic acid and alkene functionalities make it invaluable for creating complex molecular architectures with precise stereochemistry. This compound is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and specialty polymer industries who require high-purity intermediates for developing novel active ingredients and performance materials.

Application

• Pharmaceutical Intermediate: A key chiral synthon for the synthesis of complex drug molecules, particularly those requiring the rigid norbornene scaffold for biological activity.
• Agrochemical Synthesis: Used in the development of advanced pesticides and herbicides, where its structural features contribute to specificity and efficacy.
• Specialty Polymer Monomer: Serves as a precursor for high-performance polymers, including resins with enhanced thermal stability, toughness, and optical properties via ring-opening metathesis polymerization (ROMP).
• Ligand and Catalyst Development: Employed in the creation of novel chiral ligands and organometallic catalysts for asymmetric synthesis.
• Material Science Research: A valuable reagent for developing new organic electronic materials, liquid crystals, and cross-linking agents.
• Fine Chemical Production: Used in multi-step synthetic routes to produce flavors, fragrances, and other high-value specialty chemicals.

Basic Information

Item	Details
Product Name	Bicyclo[2.2.1]Hept-5-Ene-2-Carboxylic Acid, 3-Methylene-, Exo- (9Ci)
CAS No.	67903-38-2
Molecular Formula	C10H10O2
Molecular Weight	162.19 g/mol
Synonyms	3-Methylenenorborn-5-ene-2-carboxylic acid, exo-; 3-Methylene-2-norbornene-2-carboxylic acid; 2-Norbornene-2-carboxylic acid, 3-methylene-, exo-; 3-Methylenenorborn-5-ene-exo-2-carboxylic acid; Bicyclo[2.2.1]hept-5-ene-2-carboxylic acid, 3-methylene-, (1R,2S,4R)-rel-; exo-3-Methylenenorborn-5-ene-2-carboxylic acid
EINECS	Contact for details

Quality Control

Every batch of our Bicyclo[2.2.1]Hept-5-Ene-2-Carboxylic Acid, 3-Methylene-, Exo- (9Ci) undergoes rigorous analytical testing to ensure it meets the high standards required for research and industrial synthesis. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing purity, identity, and impurity profiles. Our quality management system is designed to support applications requiring cGMP compliance and traceability.

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). Due to its acid nature, keep away from strong bases, oxidizing agents, and incompatible materials. For long-term storage, consider an inert atmosphere to preserve optimal purity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm
Specific Optical Rotation	Contact for details

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