Description

2,2,5,5-Tetramethylcyclohexane-1,3-Dione is a high-purity, symmetrical diketone compound featuring a rigid cyclohexane backbone. This structure is valued for its role as a versatile synthetic intermediate and building block in advanced organic synthesis. It is particularly sought after by research and development teams in the pharmaceutical, agrochemical, and specialty chemical industries for constructing complex molecular architectures.

Application

• Pharmaceutical Intermediate: Serves as a key precursor in the synthesis of sterically hindered, complex active pharmaceutical ingredients (APIs) and novel drug candidates.
• Agrochemical Synthesis: Used in the development of advanced pesticides and herbicides, where its tetramethyl-substituted structure can impart stability and specific bioactivity.
• Ligand and Catalyst Development: Acts as a starting material for creating specialized chelating ligands and organocatalysts used in asymmetric synthesis.
• Polymer Chemistry: Employed in the research and production of high-performance polymers and resins, contributing to thermal and chemical resistance.
• Flavor & Fragrance Industry: Utilized as an intermediate for synthesizing musk-like aromatic compounds and other specialty odorants.
• Academic & Industrial R&D: A valuable reagent for methodological studies in organic chemistry, including cyclization and condensation reactions.

Basic Information

Product Name	2,2,5,5-Tetramethylcyclohexane-1,3-Dione
CAS No.	702-50-1
Molecular Formula	C10H16O2
Molecular Weight	168.23 g/mol
Synonyms	2,2,5,5-Tetramethyl-1,3-cyclohexanedione; Dihydrodimedone; Tetramethylcyclohexanedione; TMCHD; 1,3-Cyclohexanedione, 2,2,5,5-tetramethyl-; NSC 66427
EINECS	211-868-6

Quality Control

Every batch of 2,2,5,5-Tetramethylcyclohexane-1,3-Dione is manufactured under a strict quality management system. We employ advanced analytical techniques including HPLC, GC, and NMR to ensure identity, purity, and consistency. A comprehensive Certificate of Analysis (COA) detailing all test results is provided with each shipment to guarantee it meets your precise research or production specifications.

Storage

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

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	158 - 162 °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.