Description

Bicyclo[2.2.1]Hept-5-Ene-2-Carboxylic Acid, 7-Oxo-, (1R,2R,4R)-Rel- (9Ci) is a high-purity, chiral bicyclic compound that serves as a critical advanced intermediate in sophisticated organic synthesis. Its unique, rigid molecular framework and defined stereochemistry make it an invaluable building block for constructing complex, biologically active molecules. This product is essential for research and development chemists in the pharmaceutical and agrochemical industries, particularly for the synthesis of novel active ingredients and chiral catalysts.

Application

• Pharmaceutical Intermediate: A key chiral synthon for the development of novel active pharmaceutical ingredients (APIs), especially in therapeutic areas requiring complex, stereochemically defined structures.
• Agrochemical Synthesis: Used in the research and production of advanced pesticides and herbicides, where its bicyclic core can contribute to unique modes of action and selectivity.
• Catalyst & Ligand Development: Serves as a precursor for creating novel chiral ligands and organocatalysts used in asymmetric synthesis to control stereoselectivity.
• Material Science Research: Employed as a monomer or cross-linking agent in the development of specialty polymers with specific thermal or mechanical properties.
• Academic & Industrial R&D: A valuable tool for methodological studies in organic chemistry, including cycloaddition reactions and the exploration of new synthetic pathways.

Basic Information

Product Name	Bicyclo[2.2.1]Hept-5-Ene-2-Carboxylic Acid, 7-Oxo-, (1R,2R,4R)-Rel- (9Ci)
CAS No.	142743-11-1
Molecular Formula	C9H10O3
Molecular Weight	166.17 g/mol
Synonyms	(1R,2R,4R)-rel-7-Oxobicyclo[2.2.1]hept-5-ene-2-carboxylic Acid; 7-Oxonorborn-5-ene-2-carboxylic Acid (relative configuration); endo-7-Oxobicyclo[2.2.1]hept-5-ene-2-carboxylic Acid (relative); Bicyclo[2.2.1]hept-5-ene-2-carboxylic acid, 7-oxo-, (1R,2R,4R)-rel-; 142743-11-1; 7-Oxo-5-norbornene-2-carboxylic Acid (relative configuration)
EINECS	Contact for details

Quality Control

Every batch of our Bicyclo[2.2.1]Hept-5-Ene-2-Carboxylic Acid, 7-Oxo-, (1R,2R,4R)-Rel- (9Ci) is manufactured and tested under strict quality management protocols to ensure high purity, consistent stereochemical integrity, and reliable performance in your synthesis. Our standard analytical suite includes chiral HPLC, NMR, and mass spectrometry to confirm identity and purity. A comprehensive Certificate of Analysis (COA) detailing all test results is provided with each shipment.

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 strong acids and incompatible materials. For long-term storage, consider storing under an inert atmosphere to maintain optimal purity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Chiral Purity (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.