Description

5-(2,2,3-Trimethyl-3-Cyclopenten-1-Yl)Pent-3-En-2-One is a high-purity synthetic fragrance intermediate known for its unique woody, amber, and tobacco-like olfactory profile. This compound is valued for its stability and potency, enabling perfumers to create sophisticated, long-lasting base notes in fine fragrances and functional products. It is an essential ingredient for manufacturers in the flavor and fragrance industry seeking to develop complex, high-value aromatic compositions.

Application

• Fine Fragrance Formulation: A key building block for creating woody, amber, and leather accords in premium perfumes, colognes, and eau de toilettes.
• Functional Product Scents: Used in personal care items like soaps, shampoos, and lotions, as well as in household products such as detergents and fabric softeners to impart a rich, warm base character.
• Tobacco Flavoring: Employed to enhance and round out the aromatic profile of tobacco products and related applications.
• Air Care Products: Incorporated into air fresheners, diffusers, and candles for its persistent and diffusive dry-down scent.
• Specialty Chemical Synthesis: Serves as a versatile intermediate for the synthesis of other complex fragrance molecules and fine chemicals.

Basic Information

Item	Details
Product Name	5-(2,2,3-Trimethyl-3-Cyclopenten-1-Yl)Pent-3-En-2-One
CAS No.	55730-88-6
Molecular Formula	C15H24O
Molecular Weight	220.35 g/mol
Synonyms	Trimethylcyclopentenylpentenone; 5-(2,2,3-Trimethyl-3-cyclopenten-1-yl)-3-penten-2-one; 3-Penten-2-one, 5-(2,2,3-trimethyl-3-cyclopenten-1-yl)-; (E)-5-(2,2,3-Trimethylcyclopent-3-en-1-yl)pent-3-en-2-one; Amberketal; Fragrance intermediate 55730-88-6
EINECS	Contact for details

Quality Control

Our 5-(2,2,3-Trimethyl-3-Cyclopenten-1-Yl)Pent-3-En-2-One is produced under strict quality management systems to ensure batch-to-batch consistency and purity. Each lot is analyzed using advanced chromatographic and spectroscopic techniques to meet precise olfactory and chemical specifications. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from strong oxidizing agents and heat sources to maintain stability and shelf life.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms to reference spectrum
Assay (GC)	≥ 98.0%
Refractive Index (20°C)	1.485 - 1.495
Specific Gravity (20/20°C)	0.920 - 0.935
Solubility	Miscible with alcohols and oils

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