Description

1,4-Methanonaphthalene-2,3-Dione, 1,4-Dihydro-9,9-Dimethyl- (9Ci) is a specialized organic compound belonging to the class of naphthoquinone derivatives, identified by CAS number 84574-74-3. This high-purity intermediate is valued for its unique fused ring structure, which makes it a critical building block in advanced synthetic chemistry. It is primarily sought after by R&D and production teams in the pharmaceutical and fine chemical industries for the development of novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Serves as a key precursor in the synthesis of complex drug molecules and active pharmaceutical ingredients (APIs).
• Fine Chemical Synthesis: Used as a versatile building block for creating specialty chemicals, dyes, and pigments.
• Agrochemical Research: Employed in the development of new herbicides, fungicides, and plant growth regulators.
• Material Science: Investigated for use in the creation of organic semiconductors, photoconductive materials, and advanced polymers.
• Academic & Industrial R&D: A valuable reagent for methodological studies in organic synthesis and catalysis.

Basic Information

Product Name	1,4-Methanonaphthalene-2,3-Dione, 1,4-Dihydro-9,9-Dimethyl- (9Ci)
CAS No.	84574-74-3
Molecular Formula	C₁₃H₁₂O₂
Molecular Weight	200.23 g/mol
Synonyms	9,9-Dimethyl-1,4-dihydro-1,4-methanonaphthalene-2,3-dione; 9,9-Dimethyl-1,4-dihydro-1,4-epoxynaphthalene-2,3-dione; 1,4-Epoxy-9,9-dimethyl-1,4-dihydronaphthalene-2,3-dione; 9,9-Dimethyl-1,4-epoxy-1,4-dihydronaphthalene-2,3-dione; 1,4-Dihydro-9,9-dimethyl-1,4-methanonaphthalene-2,3-dione
EINECS	Contact for details

Quality Control

Our production of 1,4-Methanonaphthalene-2,3-Dione, 1,4-Dihydro-9,9-Dimethyl- (9Ci) adheres to stringent quality management systems. Every batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation, to ensure it meets the high standards required for research and industrial synthesis. A comprehensive Certificate of Analysis (COA) detailing all specifications 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 controlled room temperature (15-25°C). Keep away from incompatible materials such as strong oxidizing agents, strong bases, and strong reducing agents.

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.