Description

(E)-1-(2,6,6-Trimethyl-Cyclohex-2-Enyl)-But-2-En-1-One is a high-purity, unsaturated ketone known for its distinct woody and amber-like olfactory characteristics. This compound is a key intermediate and fragrance ingredient valued for its stability and specific stereochemistry. It is primarily sought after by manufacturers in the fragrance, flavor, and fine chemical synthesis industries for creating sophisticated aromatic profiles and complex molecules.

Application

• Fragrance Industry: A crucial building block and fragrance ingredient for perfumes, colognes, and personal care products, imparting woody, amber, and tobacco notes.
• Flavor Enhancer: Used in the synthesis of flavoring agents for food and beverages, contributing to complex flavor profiles.
• Fine Chemical Synthesis: Serves as a versatile chiral intermediate in the pharmaceutical and agrochemical sectors for synthesizing bioactive compounds.
• Aroma Chemical Production: A key raw material in the manufacture of other high-value aroma chemicals and specialty odorants.
• Research & Development: Utilized in academic and industrial R&D for studying terpenoid chemistry and developing new synthetic methodologies.

Basic Information

Product Name	(E)-1-(2,6,6-Trimethyl-Cyclohex-2-Enyl)-But-2-En-1-One
CAS No.	24720-09-0
Molecular Formula	C₁₃H₂₀O
Molecular Weight	192.30 g/mol
Synonyms	β-Damascone; (E)-1-(2,6,6-Trimethyl-1-cyclohexen-1-yl)-2-buten-1-one; (E)-4-(2,6,6-Trimethyl-1-cyclohexen-1-yl)-3-buten-2-one; trans-β-Damascone; (E)-β-Damascone; β-Damascone (trans-); Damascone beta; FEMA 3243
EINECS	246-402-6

Quality Control

Our (E)-1-(2,6,6-Trimethyl-Cyclohex-2-Enyl)-But-2-En-1-One is produced under strict quality management systems. Each batch is analyzed using advanced techniques like GC, GC-MS, and NMR to ensure high chemical purity, isomeric purity, and organoleptic quality. Certificates of Analysis (COA) detailing identity, assay, and impurity profiles are provided with every shipment to guarantee consistency and traceability.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated place at controlled room temperature (15-25°C). This material is light-sensitive and easily oxidized; it is recommended to store under an inert atmosphere (e.g., nitrogen) for long-term preservation. Keep away from heat, sparks, and open flame.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms to reference spectrum
Assay (GC)	≥ 97.0%
Isomeric Purity ((E)-isomer, GC)	≥ 95.0%
Refractive Index (20°C)	1.495 - 1.505
Specific Gravity (20/20°C)	0.930 - 0.950

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