Description

Bicyclo[2.2.1]Hept-5-Ene-2-Carboxylic Acid, 1-Methyl-, Endo- (9Ci) is a high-purity, functionalized norbornene derivative characterized by its strained bicyclic structure and carboxylic acid group. This compound matters as a versatile and sophisticated chiral building block, enabling the synthesis of complex molecules with precise stereochemistry. It is primarily needed by research institutions and industrial R&D teams in the pharmaceutical and advanced materials sectors for developing novel active ingredients, ligands, and specialty polymers.

Application

• Pharmaceutical Intermediate: Serves as a key chiral synthon in the research and development of new Active Pharmaceutical Ingredients (APIs), particularly for central nervous system (CNS) and antiviral drugs.
• Advanced Material Synthesis: Used as a monomer or cross-linking agent in the production of specialty polymers with unique thermal and mechanical properties, such as polyimides or resins for electronics.
• Catalyst & Ligand Development: Acts as a precursor for creating novel chiral ligands and organocatalysts used in asymmetric synthesis to achieve high enantioselectivity.
• Agrochemical Research: Employed in the synthesis of novel, high-performance crop protection agents and herbicides.
• Academic & Process Chemistry: A valuable tool for methodological studies in organic synthesis, including Diels-Alder reactions and ring-opening metathesis polymerizations (ROMP).
• Fine Chemical Production: Utilized in the custom synthesis of complex fragrance compounds, flavors, and other high-value specialty chemicals.

Basic Information

Item	Details
Product Name	Bicyclo[2.2.1]Hept-5-Ene-2-Carboxylic Acid, 1-Methyl-, Endo- (9Ci)
CAS No.	123639-99-6
Molecular Formula	C9H12O2
Molecular Weight	152.19 g/mol
Synonyms	1-Methylbicyclo[2.2.1]hept-5-ene-2-carboxylic acid, endo-; endo-1-Methyl-5-norbornene-2-carboxylic acid; endo-2-Carboxy-1-methyl-5-norbornene; 1-Methyl-2-norbornene-5-endo-carboxylic acid; 5-Norbornene-2-carboxylic acid, 1-methyl-, endo-; Bicyclo[2.2.1]hept-5-ene-2-carboxylic acid, 1-methyl-, (1R,2S,4R)-rel-; (1R,2S,4R)-1-Methylbicyclo[2.2.1]hept-5-ene-2-carboxylic acid
EINECS	Contact for details

Quality Control

Our Bicyclo[2.2.1]Hept-5-Ene-2-Carboxylic Acid, 1-Methyl-, Endo- (9Ci) is manufactured under strict quality control protocols to ensure batch-to-batch consistency and high chemical purity suitable for research and development applications. Each lot is accompanied by a comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles. We adhere to cGMP principles where applicable to support our clients' regulatory and quality assurance requirements.

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 acidic nature and sensitivity, the container should be kept away from strong bases, oxidizing agents, and sources of ignition.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%
Specific Rotation	Contact for details

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