Description

Bicyclo[2.2.1]Hept-5-Ene-2-Carboxaldehyde, 2,3-Dimethyl-, (2-Endo,3-Exo)- (9Ci) is a specialized, high-purity bicyclic aldehyde building block with a defined stereochemistry, identified by CAS number 130932-53-5. This compound is valued for its rigid molecular framework and reactive aldehyde group, making it a critical intermediate in advanced organic synthesis and materials science. It is primarily sought after by research and development chemists in the pharmaceutical, agrochemical, and specialty polymer industries for constructing complex molecular architectures.

Application

• Pharmaceutical Intermediate: Serves as a key chiral synthon for the synthesis of novel active pharmaceutical ingredients (APIs), particularly in developing central nervous system (CNS) and antiviral drugs.
• Agrochemical Synthesis: Used in the research and production of advanced pesticides and herbicides, where its bicyclic structure contributes to biological activity and stability.
• Ligand and Catalyst Development: Acts as a precursor for creating sophisticated chiral ligands and organocatalysts used in asymmetric synthesis.
• Specialty Polymer & Resin Monomer: Incorporated into high-performance polymers, coatings, and resins to impart rigidity, thermal stability, and specific functional properties.
• Flavor & Fragrance Chemistry: Employed in the synthesis of complex aroma chemicals and musk analogs due to its unique structural motif.
• Academic & Industrial R&D: A valuable reagent for methodological studies in organic chemistry, including Diels-Alder reactions and stereoselective transformations.

Basic Information

Product Name	Bicyclo[2.2.1]Hept-5-Ene-2-Carboxaldehyde, 2,3-Dimethyl-, (2-Endo,3-Exo)- (9Ci)
CAS No.	130932-53-5
Molecular Formula	C10H14O
Molecular Weight	150.22 g/mol
Synonyms	(2-endo,3-exo)-2,3-Dimethylbicyclo[2.2.1]hept-5-ene-2-carboxaldehyde; 2,3-Dimethyl-5-norbornene-2-carboxaldehyde (endo,exo); 2,3-Dimethylbicyclo[2.2.1]hept-5-ene-2-carbaldehyde; Norbornene derivative aldehyde; 2,3-Dimethyl-2-norbornene-5-carboxaldehyde; (1S,2R,4R)-2,3-Dimethylbicyclo[2.2.1]hept-5-ene-2-carbaldehyde; Bicyclo[2.2.1]hept-5-ene-2-carboxaldehyde, 2,3-dimethyl-, (1S,2R,4R)-rel-
EINECS	Contact for details

Quality Control

Every batch of Bicyclo[2.2.1]Hept-5-Ene-2-Carboxaldehyde, 2,3-Dimethyl-, (2-Endo,3-Exo)- (9Ci) is manufactured under strict quality management protocols. We employ advanced analytical techniques including GC, HPLC, and NMR to ensure identity, purity, and stereochemical integrity. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is provided with each shipment, supporting compliance with cGMP and ISO 9001 standards for research and commercial use.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., nitrogen or argon) in a cool, dry, and well-ventilated area. Recommended long-term storage temperature is 2-8°C. Allow the container to reach room temperature before opening to minimize moisture ingress and degradation.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 97.0%
Purity (HPLC)	≥ 98.0%
Diastereomeric Excess (de)	≥ 99.0%
Water Content (KF)	≤ 0.5%

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