Description

4,4-Dimethyl-1,3-cyclohexanedione is a versatile cyclic diketone building block with significant synthetic utility. Its unique structure makes it a valuable precursor in the synthesis of complex organic molecules, particularly in the pharmaceutical and fine chemical sectors. This compound is essential for researchers and manufacturers developing active pharmaceutical ingredients (APIs), agrochemicals, and advanced materials.

Application

• Pharmaceutical Intermediate: A key starting material for the synthesis of steroidal frameworks and other complex bioactive molecules.
• Agrochemical Synthesis: Used in the production of advanced pesticides and herbicides requiring specific cyclic ketone motifs.
• Fine Chemical Production: Serves as a crucial building block for fragrances, flavors, and specialty polymers.
• Organic Synthesis & Research: Employed in Diels-Alder reactions, Robinson annulations, and as a precursor for heterocyclic compounds.
• Material Science: Potential use in the development of organic ligands for catalysis and advanced polymeric materials.

Basic Information

Product Name	4,4-Dimethyl-1,3-cyclohexanedione
CAS No.	562-46-9
Molecular Formula	C8H12O2
Molecular Weight	140.18 g/mol
Synonyms	4,4-Dimethylcyclohexane-1,3-dione; 4,4-Dimethyl-1,3-diketocyclohexane; Dimedone (common name for 5,5-dimethyl-1,3-cyclohexanedione, often used interchangeably in commerce); 1,3-Cyclohexanedione, 4,4-dimethyl-; NSC 403697; 4,4-Dimethylcyclohexanedione
EINECS	209-225-4

Quality Control

Our 4,4-Dimethyl-1,3-cyclohexanedione is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation by FT-IR and NMR spectroscopy, to ensure it meets exacting standards for research and industrial use. A comprehensive Certificate of Analysis (COA) detailing purity, physical properties, and impurity profiles is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated place at room temperature (15-25°C). This material is easily oxidized; for long-term storage, consider maintaining under an inert atmosphere such as nitrogen or argon to preserve stability and purity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	148°C - 152°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.