Description

3-Methyl-5-(2,2,3-Trimethyl-3-cyclopenten-1-yl)pent-4-en-2-one is a high-value fragrance and flavor intermediate known for its unique woody, amber, and leathery olfactory characteristics. Its molecular structure makes it a versatile building block for creating complex and long-lasting scent profiles in premium formulations. This compound is essential for perfumers and flavorists in the fragrance, cosmetic, and fine chemical industries seeking to develop sophisticated and stable aromatic products.

Application

• Fragrance Industry: A key ingredient in the creation of woody, amber, and leather accords for fine perfumes, colognes, and personal care products.
• Flavor Industry: Used as a flavoring agent to impart complex, smoky, or woody notes in specialty food and beverage applications.
• Cosmetic Formulations: Incorporated into soaps, lotions, and creams to provide a stable and distinctive fragrance base.
• Aromatherapy & Home Care: Employed in premium scented candles, diffusers, and household cleaning products for its enduring scent.
• Chemical Synthesis: Serves as a valuable intermediate in organic synthesis for producing other specialized aroma chemicals.
• Industrial Deodorants: Used in high-end air fresheners and fabric conditioners to mask odors with a premium fragrance.

Basic Information

Product Name	3-Methyl-5-(2,2,3-Trimethyl-3-cyclopenten-1-yl)pent-4-en-2-one
CAS No.	67801-15-4
Molecular Formula	C15H24O
Molecular Weight	220.35 g/mol
Synonyms	Amberketal; 3-Methyl-5-(2,2,3-trimethylcyclopent-3-en-1-yl)pent-4-en-2-one; 3-Methyl-5-(2,2,3-trimethyl-3-cyclopenten-1-yl)-4-penten-2-one; (E)-3-Methyl-5-(2,2,3-trimethylcyclopent-3-en-1-yl)pent-4-en-2-one; Amber Ketone; Woody Ketone; CAS 67801-15-4
EINECS	Contact for details

Quality Control

Our 3-Methyl-5-(2,2,3-Trimethyl-3-cyclopenten-1-yl)pent-4-en-2-one is manufactured under strict quality management systems to ensure batch-to-batch consistency and purity suitable for fragrance and flavor applications. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing key parameters such as identity, assay, and impurity profiles. Our quality commitment aligns with industry standards for aroma chemical production, ensuring reliable performance in your final formulations.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, well-ventilated area at controlled room temperature (15-25°C). Due to its highly volatile nature, keep away from heat, sparks, and open flame. Ensure containers are kept tightly sealed when not in use to prevent evaporation and maintain product integrity.

Specification

Item	Specification
Appearance	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.