Description

4-Hydroxy-2,6,6-Trimethylcyclohex-2-En-1-One is a versatile cyclic enone compound that serves as a valuable synthetic intermediate and flavor/fragrance component. Its unique structure, featuring both a hydroxyl and a conjugated ketone group, makes it a key building block for the synthesis of more complex molecules in fine chemical and pharmaceutical manufacturing. This product is essential for R&D chemists and production specialists in the flavor & fragrance, pharmaceutical, and agrochemical industries seeking reliable, high-purity intermediates.

Application

• Flavor and Fragrance Industry: Acts as a key intermediate in the synthesis of complex aroma chemicals, contributing to woody, floral, or fruity notes in perfumes and flavorings.
• Pharmaceutical Synthesis: Serves as a crucial chiral building block for the production of active pharmaceutical ingredients (APIs) and other bioactive compounds.
• Agrochemical Intermediates: Used in the research and development of novel pesticides and herbicides due to its reactive enone functionality.
• Organic Synthesis & Research: A valuable reagent for academic and industrial R&D, particularly in Diels-Alder reactions and other cyclization processes.
• Cosmetic Ingredients: Employed as a precursor in the manufacture of specialty cosmetic actives and UV filters.

Basic Information

Product Name	4-Hydroxy-2,6,6-Trimethylcyclohex-2-En-1-One
CAS No.	19620-37-2
Molecular Formula	C9H14O2
Molecular Weight	154.21 g/mol
Synonyms	4-Hydroxy-2,6,6-trimethyl-2-cyclohexen-1-one; 2-Cyclohexen-1-one, 4-hydroxy-2,6,6-trimethyl-; Theaspirone; Dihydrotheaspirone; 2,6,6-Trimethyl-4-hydroxy-2-cyclohexenone; 4-Hydroxy-2,6,6-trimethylcyclohex-2-enone; Flavoring agent Theaspirone
EINECS	243-200-5

Quality Control

Our 4-Hydroxy-2,6,6-Trimethylcyclohex-2-En-1-One is produced under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, GC, and NMR, to ensure high purity and consistency. Certificates of Analysis (COA) detailing identity, purity, and impurity profiles are available upon request to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). This product is hygroscopic (moisture-sensitive) and light-sensitive; containers must be kept tightly sealed to minimize exposure to air and moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.1%

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.