Description

L-Menthone is a naturally occurring monoterpene ketone, a key chiral intermediate and flavor/aroma compound. It is highly valued for its characteristic minty, cooling, and slightly woody organoleptic profile, which is essential for creating authentic sensory experiences. This product is primarily sought after by manufacturers in the flavor and fragrance, pharmaceutical, and agrochemical industries for its role in synthesis and as a direct additive.

Application

• Flavor & Fragrance (F&F) Industry: A fundamental building block and aroma chemical for creating mint, peppermint, herbal, and cooling notes in perfumes, cosmetics, oral care products, and food flavorings.
• Pharmaceutical Intermediates: Serves as a chiral starting material or precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly those requiring a specific stereochemistry for biological activity.
• Agrochemical Synthesis: Used in the production of certain pesticides and herbicides, where its terpene structure acts as a bioactive scaffold or contributes to product characteristics.
• Chemical Research & Development: Employed as a standard or reagent in organic synthesis, catalysis studies, and analytical method development due to its well-defined stereochemistry.
• Tobacco Flavoring: Applied to enhance and modify the flavor profile of tobacco products, contributing fresh and cooling nuances.
• Natural Product Isolation & Standard: Used as a reference standard in GC/MS, HPLC, and other analytical techniques for the identification and quantification of menthol-related compounds in natural extracts.

Basic Information

Product Name	L-Menthone
CAS No.	14073-97-3
Molecular Formula	C10H18O
Molecular Weight	154.25 g/mol
Synonyms	(-)-Menthone; L(-)-Menthone; (2S,5R)-2-Isopropyl-5-methylcyclohexanone; (1R,4S)-p-Menthan-3-one; Laevomenthol; p-Menth-8-en-3-one, (1R,4S)-; (1R,4S)-1-Isopropyl-4-methylcyclohexan-3-one; d-Neomenthol (historical)
EINECS	237-926-1

Quality Control

Our L-Menthone is produced and tested under a strict quality management system. Each batch is analyzed to ensure it meets precise specifications for identity, purity, and optical rotation. A comprehensive Certificate of Analysis (COA) is provided with every shipment, detailing results from tests including assay (GC/HPLC), optical rotation, and residual solvent analysis. We can supply material compliant with ISO, Kosher, Halal, and FCC standards upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, well-ventilated area at 15-25°C. Due to its highly volatile nature, keep containers tightly sealed when not in use and away from heat sources and open flames. For long-term storage, consider using under an inert atmosphere to maintain optimal quality.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to reference spectrum
Assay (GC)	≥ 98.0%
Optical Rotation [α]20/D	-24° to -30° (c=1 in ethanol)
Refractive Index n20/D	1.448 - 1.452
Relative Density (20°C)	0.890 - 0.900
Related Substances (GC)	Total impurities ≤ 2.0%

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