Description

1-(3,7,7-Trimethylbicyclo[4.1.0]Hept-3-En-2-Yl)-2-Buten-1-One is a high-purity, specialized fragrance and flavor intermediate with a unique woody, amber-like character. This compound matters for formulators seeking to create sophisticated, long-lasting, and complex olfactory profiles in premium consumer products. It is primarily needed by manufacturers in the fragrance, flavor, and fine chemical industries for applications requiring a stable and impactful aroma chemical.

Application

• Fragrance Industry: A key building block for creating woody, ambery, and leathery notes in perfumes, colognes, and personal care products.
• Flavor Industry: Used in trace amounts to impart complex, woody nuances to certain specialty food and beverage flavorings.
• Fine Chemical Synthesis: Serves as a valuable chiral intermediate or starting material for the synthesis of more complex organic molecules in pharmaceutical and agrochemical research.
• Functional Perfumery: Incorporated into air fresheners, detergents, and fabric softeners to provide a stable and appealing base note.
• Aromatherapy & Home Scents: Used in the formulation of high-end diffuser oils, candles, and incense for its rich and persistent aroma.

Basic Information

Product Name	1-(3,7,7-Trimethylbicyclo[4.1.0]Hept-3-En-2-Yl)-2-Buten-1-One
CAS No.	84930-10-9
Molecular Formula	C₁₄H₂₂O
Molecular Weight	206.32 g/mol
Synonyms	Amberketal; 2-Buten-1-one, 1-(3,7,7-trimethylbicyclo[4.1.0]hept-3-en-2-yl)-; 1-(3,7,7-Trimethyl-3-bicyclo[4.1.0]hept-3-en-2-yl)-2-buten-1-one; Amber Ketone; Amber Ketal; (3,7,7-Trimethylbicyclo[4.1.0]hept-3-en-2-yl)but-2-en-1-one; Fragrance ingredient 84930-10-9
EINECS	Contact for details

Quality Control

Our 1-(3,7,7-Trimethylbicyclo[4.1.0]Hept-3-En-2-Yl)-2-Buten-1-One is produced and tested under a strict quality management system. Each batch undergoes rigorous analytical testing including GC, IR, and NMR to ensure identity, purity, and olfactory consistency. Certificates of Analysis (COA) detailing all specifications are available upon request to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from strong acids and incompatible organic solvents. For long-term storage, consider an inert atmosphere to maintain optimal stability.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to reference spectrum
Assay (GC)	≥ 97.0%
Refractive Index (20°C)	1.498 - 1.508
Specific Gravity (20/20°C)	0.960 - 0.980
Solubility	Soluble in alcohols and oils, insoluble in water

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