Description

1,4-Methanonaphthalene-5,6-Dione, 1,4,4A,8A-Tetrahydro-7,8-Dimethyl-, Endo- (8Ci) is a specialized, high-purity synthetic intermediate with a complex polycyclic quinone structure. This compound is valued for its unique chemical framework, which serves as a critical building block in advanced organic synthesis and pharmaceutical research. It is primarily sought by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and fine chemical industries for the synthesis of novel active compounds and complex molecular architectures.

Application

• Pharmaceutical Intermediate: A key synthon in the research and development of new drug candidates, particularly those with complex polycyclic or quinone-based structures.
• Agrochemical Synthesis: Used in the development of advanced active ingredients for crop protection products.
• Fine Chemical Production: Serves as a specialized building block for synthesizing dyes, pigments, and other high-value specialty chemicals.
• Academic & Industrial Research: Employed in methodological studies and as a model compound in organic chemistry research focused on Diels-Alder reactions and quinone chemistry.
• Material Science Precursor: Investigated for use in the synthesis of organic electronic materials and advanced polymers.

Basic Information

Product Name	1,4-Methanonaphthalene-5,6-Dione, 1,4,4A,8A-Tetrahydro-7,8-Dimethyl-, Endo- (8Ci)
CAS No.	32349-69-2
Molecular Formula	C₁₃H₁₄O₂
Molecular Weight	202.25 g/mol
Synonyms	1,4,4a,8a-Tetrahydro-7,8-dimethyl-1,4-methanonaphthalene-5,6-dione, endo-; 7,8-Dimethyl-1,4,4a,8a-tetrahydro-1,4-methanonaphthalene-5,6-dione; 5,6-Dimethylbicyclo[2.2.2]oct-5-ene-2,3-dione (derivative); Dimethyl-1,4-methanonaphthalenedione; Bicyclic quinone derivative; Contact for additional synonyms.
EINECS	Contact for details

Quality Control

Every batch of 1,4-Methanonaphthalene-5,6-Dione, 1,4,4A,8A-Tetrahydro-7,8-Dimethyl-, Endo- (8Ci) is manufactured under strict quality management systems. Our products undergo rigorous analytical testing, including HPLC, GC, and NMR, to ensure identity, purity, and consistency meet the high standards required for research and synthesis. A comprehensive Certificate of Analysis (COA) detailing all specifications and test results 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, well-ventilated area at controlled room temperature (15-25°C). Keep away from heat, sparks, and open flame. Due to its light-sensitive nature, handling and packaging should minimize exposure to direct light.

Specification

Item	Specification
Appearance	Yellow to orange 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%

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