Description

4-(2,4-Dimethyl-3-cyclohexen-1-yl)-3-buten-2-one is a high-purity, unsaturated ketone with a distinctive woody, amber-like aroma profile. This compound matters as a versatile and valuable fragrance intermediate, prized for its ability to impart complex, long-lasting olfactory notes in sophisticated formulations. Manufacturers in the flavor and fragrance industry require it to create unique scent accords for perfumes, personal care products, and fine fragrances, where consistent quality and reliable supply are paramount.

Application

• Fragrance Compound Synthesis: A key building block for creating novel amber, woody, and musky scent molecules.
• Fine Fragrance Formulation: Used as a heart or base note in premium perfumes, eau de toilettes, and colognes.
• Personal Care Products: Incorporated into soaps, lotions, shampoos, and deodorants for its stable and appealing aroma.
• Household & Air Care Products: Enhances the scent profile of detergents, fabric softeners, and air fresheners.
• Functional Perfumery: Employed in technical applications where odor masking or long-lasting fragrance is required.
• Aroma Chemical Research: Serves as a reference standard and starting material in R&D for new olfactory compounds.

Basic Information

Product Name	4-(2,4-Dimethyl-3-cyclohexen-1-yl)-3-buten-2-one
CAS No.	4687-77-8
Molecular Formula	C₁₂H₁₈O
Molecular Weight	178.27 g/mol
Synonyms	4-(2,4-Dimethylcyclohex-3-en-1-yl)but-3-en-2-one; Iso E Super® (common trade name); Tetrahydro methyl ionone; Amberketone; 3-Buten-2-one, 4-(2,4-dimethyl-3-cyclohexen-1-yl)-; γ-Methyl ionone (related compound); Woody Ketone; 1-(2,4-Dimethyl-3-cyclohexen-1-yl)-1-buten-3-one
EINECS	225-125-8

Quality Control

Our 4-(2,4-Dimethyl-3-cyclohexen-1-yl)-3-buten-2-one is produced under strict quality management systems. Every batch undergoes rigorous analytical testing to ensure it meets the high-purity standards required by the fragrance industry. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and olfactory profile is provided with each shipment, ensuring full traceability and compliance with your specifications.

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 light-sensitive (store away from light) and easily oxidized (store under inert atmosphere). Keep away from heat, sparks, and open flame. For long-term storage, consider maintaining under an inert gas atmosphere such as nitrogen.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms to reference spectrum
Assay (GC)	≥ 98.0%
Refractive Index (20°C)	1.495 - 1.505
Specific Gravity (20/20°C)	0.925 - 0.935
Odor	Characteristic woody, amber odor

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