Description

1,4-Methanonaphthalene-5,6-Dione, 1,4,4A,8A-Tetrahydro-7-Methoxy-, Endo- (8Ci) is a specialized synthetic intermediate of significant interest in advanced organic synthesis. This compound matters for its unique fused ring structure, which serves as a versatile building block for creating complex molecular architectures. It is primarily needed by research and development chemists in the pharmaceutical and agrochemical industries for the synthesis of novel active ingredients and fine chemicals.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of complex drug candidates, particularly those with polycyclic frameworks.
• Agrochemical Research: Used in the development of novel herbicides, fungicides, and insecticides requiring specific bicyclic structures.
• Material Science: Serves as a monomer or building block for advanced polymers and specialty materials with tailored properties.
• Academic & Industrial R&D: A valuable reagent for methodological studies in organic chemistry, including cycloaddition and functionalization reactions.
• Fine Chemical Synthesis: Employed in the production of dyes, pigments, and other high-value specialty chemicals.

Basic Information

Product Name	1,4-Methanonaphthalene-5,6-Dione, 1,4,4A,8A-Tetrahydro-7-Methoxy-, Endo- (8Ci)
CAS No.	32235-33-9
Molecular Formula	C₁₂H₁₂O₃
Molecular Weight	204.22 g/mol
Synonyms	7-Methoxy-1,4,4a,8a-tetrahydro-1,4-methanonaphthalene-5,6-dione; 7-Methoxy-1,4,4a,8a-tetrahydro-1,4-epoxynaphthalene-5,6-dione; Endo-7-Methoxy-1,4,4a,8a-tetrahydro-1,4-methanonaphthalene-5,6-dione; 1,4-Epoxynaphthalene-5,6-dione derivative; 32235-33-9; 1,4-Methano-1,4-dihydronaphthalene-5,6-dione, 7-methoxy-; 7-Methoxy-1,4:5,6-diepoxynaphthalene (related structure)
EINECS	Contact for details

Quality Control

Our 1,4-Methanonaphthalene-5,6-Dione, 1,4,4A,8A-Tetrahydro-7-Methoxy-, Endo- (8Ci) is produced under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC and NMR, to ensure high purity and consistent identity. Certificates of Analysis (COA) detailing all specifications are available upon request to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). Due to its sensitivity, the container should be kept under an inert atmosphere (e.g., nitrogen or argon) to prevent oxidation. Keep away from heat and incompatible materials.

Specification

Item	Specification
Appearance	Yellow to orange crystalline powder
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Single Unknown Impurity (HPLC)	≤ 1.0%
Total Impurities (HPLC)	≤ 3.0%

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