Description

7-Methyloct-3-En-2-One is a high-purity, unsaturated ketone with a distinctive, powerful green and fruity odor profile. This compound is valued for its ability to impart fresh, natural nuances to complex fragrance and flavor compositions. It serves as a key intermediate and aroma chemical for manufacturers in the flavor and fragrance, cosmetic, and fine chemical synthesis industries.

Application

• Fragrance Formulation: Used as a top or middle note to create green, fruity, and citrusy accords in perfumes, colognes, and personal care products.
• Flavor Creation: Imparts fresh, fruity, and slightly woody notes in the development of flavors for beverages, confectionery, and dairy products.
• Cosmetic Ingredients: Incorporated into soaps, lotions, and shampoos as a fragrance component.
• Chemical Synthesis: Serves as a versatile building block or intermediate in organic synthesis for pharmaceuticals and agrochemicals.
• Household & Industrial Products: Used in air fresheners, detergents, and cleaning agents to provide a pleasant, fresh scent.
• Aromatherapy & Diffuser Oils: A component in essential oil blends and diffuser formulations for its uplifting aromatic properties.

Basic Information

Product Name	7-Methyloct-3-En-2-One
CAS No.	33046-81-0
Molecular Formula	C9H16O
Molecular Weight	140.22 g/mol
Synonyms	7-Methyl-3-octen-2-one; 3-Octen-2-one, 7-methyl-; 7-Methyloct-3-en-2-one; FEMA 3868; (E)-7-Methyl-3-octen-2-one; (Z)-7-Methyl-3-octen-2-one; Isobutylidene acetone (related); Green ketone (trade name context)
EINECS	Contact for details

Quality Control

Our 7-Methyloct-3-En-2-One is produced under strict quality management systems. Each batch undergoes rigorous analytical testing, including GC and IR analysis, to ensure identity, purity, and olfactory consistency. Certificates of Analysis (COA) detailing 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, well-ventilated area away from strong acids and organic solvents. Recommended storage temperature is 15-25°C. Keep container tightly sealed when not in use to prevent evaporation and maintain quality.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Odor	Characteristic green, fruity odor
Identification (IR)	Conforms to reference spectrum
Assay (GC)	≥ 98.0%
Refractive Index (20°C)	1.440 - 1.450
Specific Gravity (20/20°C)	0.850 - 0.870

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