Description

Bicyclo[2.2.1]Heptan-2-One, 7-Ethynyl-, Anti- (9Ci) is a high-purity, specialized organic building block featuring a rigid norbornane skeleton with a strategically positioned ethynyl group. This compound is valued for its unique three-dimensional structure and functional handle, which are critical for constructing complex molecular architectures in advanced research and development. It is primarily sought after by pharmaceutical, agrochemical, and advanced materials chemists for applications in drug discovery, catalyst design, and the synthesis of novel 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.
• Agrochemical Synthesis: Used in the creation of novel herbicides and pesticides, where its rigid structure can impart specific biological activity and environmental stability.
• Ligand and Catalyst Development: The ethynyl group acts as a versatile handle for constructing sophisticated ligands for asymmetric catalysis and organometallic complexes.
• Advanced Material Precursor: A valuable monomer or cross-linking agent in the synthesis of specialty polymers, resins, and dendrimers with tailored thermal and mechanical properties.
• Academic and R&D Tool: Employed in organic chemistry research to study cycloaddition reactions, strain-release chemistry, and to create molecular probes.
• Fine Chemical Synthesis: Utilized in the multi-step synthesis of complex natural products, flavors, and fragrances requiring precise stereochemical control.

Basic Information

Item	Details
Product Name	Bicyclo[2.2.1]Heptan-2-One, 7-Ethynyl-, Anti- (9Ci)
CAS No.	69767-12-0
Molecular Formula	C9H10O
Molecular Weight	134.18 g/mol
Synonyms	7-Ethynylbicyclo[2.2.1]heptan-2-one, anti-; anti-7-Ethynyl-2-norbornanone; 7-Ethynyl-2-norbornanone, anti-; anti-7-Ethynylnorbornan-2-one; 2-Norbornanone, 7-ethynyl-, anti-; Bicyclo[2.2.1]heptan-2-one, 7-ethynyl-, (1S,2R,4S)-rel-; (1S,2R,4S)-7-Ethynylbicyclo[2.2.1]heptan-2-one
EINECS	Contact for details

Quality Control

Every batch of Bicyclo[2.2.1]Heptan-2-One, 7-Ethynyl-, Anti- (9Ci) is produced and analyzed under strict quality management systems. Our products undergo rigorous quality testing, including chiral purity analysis, to ensure compliance with exacting R&D and process chemistry standards. A comprehensive Certificate of Analysis (COA) detailing identity, purity (typically by GC/HPLC), and specific impurity profiles is provided with each shipment and is available upon request.

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). For long-term storage, consider storing under an inert atmosphere to maintain optimal purity and stability.

Specification

Item	Specification
Appearance	White to off-white crystalline solid
Identification (IR)	Conforms to structure
Purity (GC/HPLC)	≥ 97.0% (Area %)
Chiral Purity (Chiral HPLC)	≥ 98.0% de (anti-isomer)
Melting Point	Contact for details
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 10 ppm

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