Description

3,3,6,6-Tetramethylcyclohexane-1,2-Dione is a high-purity, symmetrical diketone compound with a unique sterically hindered cyclic structure. This molecular architecture is critical for its role as a versatile building block and intermediate in advanced organic synthesis. It is primarily sought after by R&D chemists and process development teams in the pharmaceutical, agrochemical, and specialty fragrance industries for constructing complex molecular frameworks.

Application

• Pharmaceutical Intermediate: Serves as a key precursor in the synthesis of sterically hindered, complex bioactive molecules and active pharmaceutical ingredients (APIs).
• Agrochemical Synthesis: Used in the development of novel pesticides and herbicides, where its rigid structure can impart stability and specific biological activity.
• Flavor & Fragrance Ingredient: Acts as an intermediate for creating musky, amber-like odorants and specialty aroma chemicals due to its ketone functionality and bulky alkyl groups.
• Polymer & Material Science: Employed as a monomer or cross-linking agent for producing specialty polymers with tailored thermal and mechanical properties.
• Organic Synthesis Building Block: Utilized in Diels-Alder reactions, condensations, and reductions to introduce the tetramethylcyclohexanedione moiety into more complex structures.
• Research & Development: A valuable compound for academic and industrial research in synthetic methodology and new compound discovery.

Basic Information

Product Name	3,3,6,6-Tetramethylcyclohexane-1,2-Dione
CAS No.	20651-89-2
Molecular Formula	C10H16O2
Molecular Weight	168.23 g/mol
Synonyms	3,3,6,6-Tetramethyl-1,2-cyclohexanedione; Tetramethylcyclohexanedione; TMCHD; 1,2-Cyclohexanedione, 3,3,6,6-tetramethyl-; Dihydroxyduraquinone (obsolete); NSC 163022
EINECS	Contact for details

Quality Control

Our 3,3,6,6-Tetramethylcyclohexane-1,2-Dione is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing specifications such as assay (by GC/HPLC), melting point, and impurity profile are provided and available upon request to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from strong oxidizing agents, strong bases, and heat sources.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (GC/HPLC)	≥ 98.0%
Melting Point	92 - 96 °C
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.