Description

2,6-Di-tert-Butyl-4-Ethylidenecyclohexa-2,5-En-1-One is a specialized organic compound belonging to the class of hindered phenolic ketones. This high-purity intermediate is critical for applications requiring advanced antioxidant properties and controlled chemical reactivity. It is primarily utilized by R&D chemists and production engineers in the polymer, specialty chemical, and pharmaceutical industries for synthesizing novel stabilizers and functional materials.

Application

• Polymer Additive Intermediate: A key precursor in the synthesis of high-performance phenolic and phosphite antioxidants for plastics and elastomers, enhancing thermal and oxidative stability.
• Specialty Chemical Synthesis: Serves as a versatile building block for creating novel hindered amine light stabilizers (HALS) and other advanced stabilizer systems.
• Pharmaceutical Research: Used as an intermediate in the development of active pharmaceutical ingredients (APIs) where its specific sterically hindered structure is required.
• Lubricant & Fuel Stabilizer Component: Incorporated into formulations for high-performance lubricants and fuels to prevent oxidative degradation and extend service life.
• Agrochemical Intermediate: Employed in the research and synthesis of certain agrochemicals requiring stable, hindered phenolic frameworks.
• Material Science Research: Utilized in academic and industrial R&D for developing new polymeric materials with enhanced durability and performance characteristics.

Basic Information

Product Name	2,6-Di-tert-Butyl-4-Ethylidenecyclohexa-2,5-En-1-One
CAS No.	6738-27-8
Molecular Formula	C₁₈H₂₈O
Molecular Weight	260.42 g/mol
Synonyms	4-Ethylidene-2,6-di-tert-butyl-2,5-cyclohexadien-1-one; 2,6-Di-tert-butyl-4-ethylidene-2,5-cyclohexadien-1-one; 4-Ethylidene-2,6-di-tert-butylcyclohexa-2,5-dienone; DBED; Ethylidenebis(2,6-di-tert-butylphenol) quinone methide derivative
EINECS	Contact for details

Quality Control

Our 2,6-Di-tert-Butyl-4-Ethylidenecyclohexa-2,5-En-1-One is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing, including HPLC, GC, and NMR, to ensure high purity and consistent performance. Certificates of Analysis (COA) detailing identity, purity, and impurity profiles are provided with each shipment to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated place at room temperature (15-25°C). Due to its sensitivity, the material should be kept under an inert atmosphere (e.g., nitrogen or argon) to prevent oxidation. Keep away from heat, sparks, and open flame.

Specification

Item	Specification
Appearance	Yellow to light brown crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
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.