Description

Bicyclo[2.2.1]Hept-5-Ene-2-Carboxylic Acid, Methyl Ester, (1S-Exo)- (9Ci) is a high-purity, stereochemically defined bicyclic olefin ester, serving as a critical chiral building block and advanced pharmaceutical intermediate. Its rigid, strained bicyclic framework and defined exo stereochemistry make it invaluable for synthesizing complex molecules with precise three-dimensional architectures. This compound is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries developing novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A key chiral synthon for the synthesis of complex drug candidates, particularly in neurology and antiviral research.
• Agrochemical Synthesis: Used in creating advanced, stereospecific pesticides and herbicides with enhanced efficacy.
• Catalyst & Ligand Development: Serves as a precursor for novel chiral ligands and organometallic catalysts used in asymmetric synthesis.
• Material Science Research: Employed in the development of specialty polymers and advanced organic electronic materials due to its strained alkene functionality.
• Organic Synthesis Building Block: Utilized in Diels-Alder reactions and other cycloadditions to construct complex polycyclic structures.
• Flavor & Fragrance Industry: Potential intermediate for synthesizing specific, high-value aroma chemicals.

Basic Information

Product Name	Bicyclo[2.2.1]Hept-5-Ene-2-Carboxylic Acid, Methyl Ester, (1S-Exo)- (9Ci)
CAS No.	78037-76-0
Molecular Formula	C10H14O2
Molecular Weight	166.22 g/mol
Synonyms	(1S-exo)-Bicyclo[2.2.1]hept-5-ene-2-carboxylic acid methyl ester; Methyl (1S-exo)-bicyclo[2.2.1]hept-5-ene-2-carboxylate; exo-5-Norbornene-2-carboxylic acid methyl ester, (1S)-; (1S,2R,4S)-Bicyclo[2.2.1]hept-5-ene-2-carboxylic acid methyl ester; Methyl (1S,2R,4S)-5-norbornene-2-carboxylate; Chiral Norbornene Ester; Bicyclo[2.2.1]hept-2-ene-2-carboxylic acid, methyl ester, (1S-exo)-
EINECS	Contact for details

Quality Control

Our Bicyclo[2.2.1]Hept-5-Ene-2-Carboxylic Acid, Methyl Ester, (1S-Exo)- (9Ci) is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including chiral HPLC and NMR, to ensure high chemical and enantiomeric purity suitable for demanding synthetic applications. Certificates of Analysis (COA) with detailed chromatographic data are provided for every shipment, ensuring full traceability and compliance with your internal quality standards.

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 bases and incompatible materials. 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
Purity (GC/HPLC)	≥ 97.0%
Enantiomeric Excess (Chiral HPLC)	≥ 98.0% ee
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.