Description

4,7-Methanobenzoxazol-2(3H)-One,3A,4,7,7A-Tetrahydro-,[3Ar-(3A-α-,4-α-,7-α-,7A-α-)]-(9Ci) CAS NO 139240-76-9 is a specialized bicyclic heterocyclic compound featuring a fused benzoxazolone and norbornane-like structure. This unique molecular architecture makes it a valuable advanced pharmaceutical intermediate and a versatile building block for complex organic synthesis. It is primarily sought after by research institutions and fine chemical manufacturers engaged in the development of novel active pharmaceutical ingredients (APIs) and high-value agrochemicals.

Application

• Pharmaceutical Intermediate: Serves as a key chiral synthon in the research and synthesis of novel therapeutic agents, particularly those targeting the central nervous system.
• Agrochemical Research: Used as a precursor in the development of new-generation herbicides and insecticides with specific modes of action.
• Material Science: Acts as a monomer or cross-linking agent in the synthesis of specialty polymers with enhanced thermal or optical properties.
• Asymmetric Catalysis: Employed as a chiral ligand or auxiliary in stereoselective synthesis to produce enantiomerically pure compounds.
• Academic & Industrial R&D: A crucial compound for methodological studies in organic chemistry, including cycloaddition reactions and heterocycle formation.

Basic Information

Product Name	4,7-Methanobenzoxazol-2(3H)-One,3A,4,7,7A-Tetrahydro-,[3Ar-(3A-α-,4-α-,7-α-,7A-α-)]-(9Ci)
CAS No.	139240-76-9
Molecular Formula	C8H9NO2
Molecular Weight	151.16 g/mol
Synonyms	3a,4,7,7a-Tetrahydro-4,7-methanobenzoxazol-2(3H)-one; 3aα,4α,7α,7aα-3a,4,7,7a-Tetrahydro-4,7-methano-2-benzoxazolone; 4,7-Methano-2-benzoxazolone, 3a,4,7,7a-tetrahydro-, (3aα,4α,7α,7aα)-; (3aR,4S,7R,7aS)-3a,4,7,7a-Tetrahydro-4,7-methano-1,3-benzoxazol-2-one; endo-3a,4,7,7a-Tetrahydro-4,7-methano-2-benzoxazolone; Bicyclic benzoxazolone derivative.
EINECS	Contact for details

Quality Control

Our production of 4,7-Methanobenzoxazol-2(3H)-One,3A,4,7,7A-Tetrahydro-,[3Ar-(3A-α-,4-α-,7-α-,7A-α-)]-(9Ci) adheres to a stringent quality management system. Each batch undergoes comprehensive analytical testing, including HPLC for purity and chiral integrity, to ensure it meets exacting research and process development standards. A detailed Certificate of Analysis (COA) with batch-specific data is provided to guarantee traceability and consistency.

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 incompatible materials such as strong oxidizing agents. For long-term storage, consider an inert atmosphere to maintain optimal stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Chiral Purity (Chiral HPLC)	≥ 99.0% ee
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Single Unknown Impurity (HPLC)	≤ 0.5%
Total Impurities (HPLC)	≤ 2.0%

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