Description

5-Ethylidenebicyclo[2.2.1]Hept-2-Yl Propionate is a specialized bicyclic organic ester with a unique bridged-ring structure, offering a valuable chemical intermediate for advanced synthesis. Its distinct molecular framework is prized for introducing specific steric and electronic properties into target molecules, enabling the development of novel materials and active compounds. This high-purity intermediate is essential for research and production in the pharmaceutical, agrochemical, and advanced polymer sectors, where precise molecular architecture is critical.

Application

• Pharmaceutical Intermediate: Serves as a key building block in the synthesis of complex active pharmaceutical ingredients (APIs), particularly for compounds requiring rigid, bicyclic scaffolds.
• Agrochemical Synthesis: Used in the development of novel pesticides and herbicides, where its structure can contribute to enhanced biological activity and stability.
• Advanced Material Precursor: Acts as a monomer or cross-linking agent in the production of specialty polymers and resins with tailored thermal and mechanical properties.
• Fragrance & Flavor Chemistry: Employed in the synthesis of unique aroma chemicals that leverage its complex, woody, or camphoraceous notes.
• Organic Synthesis & Research: A valuable reagent for academic and industrial R&D in exploring new reaction pathways and constructing complex natural product analogs.
• Liquid Crystal & Electronic Material Development: Investigated for use in creating components for display technologies and organic semiconductors due to its rigid, anisotropic structure.

Basic Information

Product Name	5-Ethylidenebicyclo[2.2.1]Hept-2-Yl Propionate
CAS No.	73347-77-0
Molecular Formula	C₁₂H₁₈O₂
Molecular Weight	194.27 g/mol
Synonyms	5-Ethylidenebicyclo[2.2.1]hept-2-yl propanoate; 2-Norbornene, 5-ethylidene-, 2-propionate; Bicyclo[2.2.1]hept-2-ene, 5-ethylidene-, 2-propanoate; 5-Ethylidene-2-norbornyl propionate; 5-Ethylidenenorborn-2-yl propionate; Ethylidenenorbornyl propionate; ENP (abbreviation)
EINECS	Contact for details

Quality Control

Our 5-Ethylidenebicyclo[2.2.1]Hept-2-Yl Propionate is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing, including chromatographic purity assays and structural confirmation, to ensure it meets the high standards required for advanced synthetic applications. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with each shipment to guarantee traceability and consistency for your critical processes.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at controlled room temperature (15-25°C). Keep away from strong oxidizing agents, strong acids, and strong bases. For long-term storage under inert atmosphere, please contact our technical team for specific recommendations.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC/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.