Description

8-Oxabicyclo[3.2.1]Oct-6-Ene-2,4-Dione, 3-Methyl- (9Ci) is a high-purity, specialized bicyclic lactone compound, identified by CAS NO 681845-89-6, valued for its unique bridged-ring structure that serves as a versatile synthetic intermediate. This compound is critical for enabling complex molecular transformations in advanced research and development, offering chemists a precise building block for constructing intricate pharmacophores and functional materials. It is primarily sought by pharmaceutical R&D teams, agrochemical innovators, and specialty chemical manufacturers engaged in the synthesis of novel active ingredients and performance materials.

Application

This advanced chemical intermediate enables sophisticated synthesis pathways across several high-value industries.

• Pharmaceutical Intermediate: Serves as a key precursor in the synthesis of novel drug candidates, particularly those with complex bridged or polycyclic architectures.
• Agrochemical Synthesis: Used in the research and development of new herbicides, fungicides, and plant growth regulators requiring specific stereochemistry.
• Material Science Research: Acts as a monomer or cross-linking agent in the development of specialty polymers with tailored thermal or mechanical properties.
• Organic Synthesis & Methodology Development: Employed by research chemists to develop new catalytic cycles, ring-opening reactions, and asymmetric synthesis protocols.
• Flavor & Fragrance Industry: Potential intermediate for creating complex, musk-like or woody odorant molecules due to its bicyclic framework.
• Academic Research: A valuable tool for studying pericyclic reactions, strain-release chemistry, and the properties of functionalized lactones.

Basic Information

Product Name	8-Oxabicyclo[3.2.1]Oct-6-Ene-2,4-Dione, 3-Methyl- (9Ci)
CAS No.	681845-89-6
Molecular Formula	C8H8O3
Molecular Weight	152.15 g/mol
Synonyms	3-Methyl-8-oxabicyclo[3.2.1]oct-6-ene-2,4-dione; 3-Methyl-8-oxabicyclo[3.2.1]oct-6-en-2,4-dione; 3-Methyl-8-oxabicyclo[3.2.1]oct-6-ene-2,4-dione (9CI); 3-Methyl-8-oxabicyclo[3.2.1]oct-6-en-2,4-dione; Bicyclic Methyl Lactone Derivative; 3-Methyl-oxepane-2,4-dione fused cycloalkene
EINECS	Contact for details

Quality Control

Our production of 8-Oxabicyclo[3.2.1]Oct-6-Ene-2,4-Dione, 3-Methyl- (9Ci) adheres to stringent quality management protocols to ensure batch-to-batch consistency and reliability for your critical syntheses. Each lot undergoes comprehensive analytical characterization, including HPLC for purity and NMR for structural confirmation. Certificates of Analysis (COA) detailing all specification parameters are provided with every shipment. We support cGMP-compliant manufacturing for advanced pharmaceutical applications upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (typically 15-25°C). This compound may be moisture-sensitive; keep the container tightly sealed under an inert atmosphere if specified for optimal long-term stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
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.