Description

4,4A,5,6-Tetrahydro-4,7-Dimethylcyclopenta[C]Pyran-1,3-Dione is a specialized heterocyclic compound with a fused cyclopentapyranone structure, serving as a valuable synthetic intermediate. Its unique molecular framework makes it a critical building block for the development of complex organic molecules, particularly in advanced research and fine chemical synthesis. This compound is essential for chemists and R&D teams in the pharmaceutical, agrochemical, and material science industries seeking to create novel compounds with specific functional properties.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of novel active pharmaceutical ingredients (APIs) and complex heterocyclic drug candidates.
• Agrochemical Research: Used in the development of new pesticides, herbicides, and plant growth regulators due to its bioactive scaffold.
• Material Science: Serves as a monomer or building block for advanced polymers and functional organic materials.
• Organic Synthesis & Catalysis: A versatile starting material for Diels-Alder reactions and other cycloadditions to construct complex polycyclic systems.
• Flavor & Fragrance Industry: Potential intermediate for synthesizing specific aroma chemicals and musk analogs.
• Academic & Industrial R&D: Fundamental compound for methodological studies in synthetic organic chemistry and new reaction development.

Basic Information

Product Name	4,4A,5,6-Tetrahydro-4,7-Dimethylcyclopenta[C]Pyran-1,3-Dione
CAS No.	66407-26-9
Molecular Formula	C10H12O3
Molecular Weight	180.20 g/mol
Synonyms	4,7-Dimethyl-4,4a,5,6-tetrahydrocyclopenta[c]pyran-1,3-dione; 4,4a,5,6-Tetrahydro-4,7-dimethyl-1H-cyclopenta[c]pyran-1,3(3aH)-dione; Dimethylcyclopentapyrandione; Fused Cyclopentapyranone Derivative; 66407-26-9; 4,7-Dimethyltetrahydrocyclopenta[c]pyran-1,3-dione
EINECS	Contact for details

Quality Control

Our 4,4A,5,6-Tetrahydro-4,7-Dimethylcyclopenta[C]Pyran-1,3-Dione is manufactured under strict quality control protocols to ensure batch-to-batch consistency and high purity. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing purity, identity, and impurity profiles. Our quality management system is designed to meet the stringent requirements of research and fine chemical applications, ensuring reliable performance in your synthetic processes.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). Keep away from strong oxidizing agents, strong bases, and sources of ignition. For long-term storage, consider an inert atmosphere to maintain product integrity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
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.