Description

5-(2,2,3-Trimethyl-3-cyclopenten-1-yl)pent-3-en-2-ol is a high-value fragrance intermediate known for its unique woody, amber, and slightly floral olfactory profile. This compound matters to formulators seeking to create sophisticated, long-lasting, and complex scent accords in premium products. It is primarily needed by manufacturers in the fragrance and flavor industry, specifically for high-end perfumes, personal care products, and fine fragrances where stability and purity are critical.

Application

• Fine Fragrance Formulation: A key building block for woody, amber, and chypre perfume bases in luxury eau de parfum and eau de toilette.
• Personal Care Products: Used in scented lotions, soaps, shampoos, and deodorants to provide a stable, long-lasting fragrance note.
• Household & Air Care: Incorporated into premium detergents, fabric softeners, and air fresheners for a sophisticated scent character.
• Flavor Enhancer: Employed in trace amounts to create complex flavor nuances in certain food and beverage applications.
• Aromatherapy & Candles: Adds depth and richness to essential oil blends and scented candle formulations.
• Chemical Synthesis: Serves as a specialized intermediate for the synthesis of other high-value aroma chemicals.

Basic Information

Product Name	5-(2,2,3-Trimethyl-3-cyclopenten-1-yl)pent-3-en-2-ol
CAS No.	28219-62-7
Molecular Formula	C15H26O
Molecular Weight	222.37 g/mol
Synonyms	Amber Core; 3-Cyclopentene-1-pentanol, 2,2,3-trimethyl-5-(2-butenyl)-; 5-(2,2,3-Trimethylcyclopent-3-en-1-yl)pent-3-en-2-ol; (E)-5-(2,2,3-Trimethylcyclopent-3-en-1-yl)pent-3-en-2-ol; Amberketal; Amberwood; Woody Amber Ketone; Fragrance Intermediate 28219-62-7
EINECS	Contact for details

Quality Control

Our fragrance-grade 5-(2,2,3-Trimethyl-3-cyclopenten-1-yl)pent-3-en-2-ol is produced under strict quality management systems. Each batch undergoes rigorous analytical testing including GC, IR, and NMR to ensure high olfactory purity, chemical identity, and consistency. We adhere to relevant industry standards such as IFRA guidelines. A comprehensive Certificate of Analysis (COA) detailing purity, odor profile, and key specifications is provided with every shipment.

Storage

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

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Odor	Characteristic woody, amber
Identification (IR)	Conforms to reference
Assay (GC)	≥ 97.0%
Refractive Index (20°C)	1.485 - 1.495
Specific Gravity (20/20°C)	0.920 - 0.935

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