Cosmetic Active Ingredients

(-)-Menthyl Lactate

  • CAS No.59259-38-0
  • GradeIndustrial / Pharmaceutical
  • Availability● In Stock

(-)-Menthyl Lactate is a premium cooling agent offering long-lasting freshness without irritation, ideal for cosmetic and oral care formulations.

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Product Technical Details

Product Overview

(-)-Menthyl Lactate represents a sophisticated evolution in cooling agents, designed to deliver a refreshing sensory experience without the harshness associated with traditional menthol. Chemically defined as the ester of lactic acid and menthol, this compound offers a unique profile characterized by a mild mint aroma and a prolonged cooling effect. Unlike standard cooling additives, it provides a smooth sensation that avoids the burning or stinging often reported with high concentrations of synthetic coolants. This makes it an invaluable component for formulators seeking to enhance user comfort in personal care and consumable products.

Our manufacturing process ensures high stereochemical purity, maintaining the specific (1R,2S,5R) configuration essential for optimal biological activity and sensory performance. As a compliant and safe ingredient, it serves as a versatile building block for modern formulations requiring thermal modulation properties.

Key Specifications

We adhere to strict quality control protocols to guarantee consistency across every batch. The following technical parameters define our standard commercial grade material:

ParameterSpecification
CAS Number59259-38-0
Molecular FormulaC13H24O3
Molecular Weight228.328
AppearanceWhite crystalline solid
Assay (Purity)≥98.0%
Water Content≤0.04%
Heavy Metals≤0.002%
Acid Value≤2.0
Boiling Point304.0±15.0 °C at 760 mmHg
Melting Point40 °C

Industrial Applications

The versatility of (-)-Menthyl Lactate allows for broad application across multiple industries. Its primary function is to impart a long-lasting, pleasant cooling sensation that enhances the perceived freshness of a product. In the cosmetics sector, it is frequently incorporated into lotions, gels, and after-sun care products to soothe skin and provide a refreshing finish. In oral care formulations, such as toothpaste and mouthwash, it contributes to a clean feeling without overwhelming the palate.

Furthermore, the confectionery industry utilizes this ingredient to create novel flavor profiles that combine taste with physical sensation. Because it is slightly soluble in water and possesses favorable stability characteristics, it integrates well into both aqueous and oil-based systems. This flexibility simplifies the formulation process for research and development teams aiming to innovate within the sensory market.

Performance Advantages

Choosing our (-)-Menthyl Lactate offers several distinct advantages over generic alternatives. First, the extended duration of the cooling effect means lower usage levels are required to achieve the desired impact, optimizing cost efficiency. Second, the low irritation profile ensures suitability for sensitive skin applications, reducing the risk of adverse consumer reactions. Third, the chemical stability ensures that the cooling property remains intact throughout the product shelf life, even under varying storage conditions.

  • Long-lasting cooling effect without burning sensation
  • Compatible with a wide range of cosmetic and oral care bases
  • High purity ensures consistent sensory performance
  • Minimal odor interference allows for flexible fragrance pairing

Storage and Packaging

To maintain optimal quality, this product should be stored in a cool, dry, and well-ventilated area. Containers must remain tightly closed to prevent moisture absorption and contamination. We typically supply (-)-Menthyl Lactate in 25kg drums, though custom packaging solutions are available to meet specific logistical requirements. Each shipment is accompanied by a Certificate of Analysis (COA) to verify compliance with stated specifications. Our global distribution network ensures timely delivery to manufacturing facilities worldwide, supporting uninterrupted production schedules.