p-Mentha
Overview
p-Mentha-1,8-dien-7-al, commonly referred to as perillaldehyde, is a monoterpenoid aldehyde found in the essential oils of certain plants, notably Perilla frutescens. It is valued for its distinct citrusy and herbal aroma, making it a popular ingredient in the flavor and fragrance industry. The compound is also used in pharmaceuticals and as an intermediate in organic synthesis. Its natural occurrence and pleasant scent contribute to its widespread use in perfumes, soaps, and food flavorings.
Physical and Chemical Properties
Perillaldehyde is a colorless to pale yellow liquid with a boiling point of 235-237°C and a density of 0.96 g/cm³. It is soluble in alcohol and oils but only slightly soluble in water. The compound is volatile and exhibits a strong, pleasant odor. Its chemical structure includes a cyclohexene ring with an aldehyde functional group, which contributes to its reactivity and utility in various chemical reactions. The compound is sensitive to light and heat, requiring careful storage to maintain stability.
Main Applications
The primary use of perillaldehyde is in the flavor and fragrance industry, where it imparts a citrusy, herbal note to products such as perfumes, soaps, and food flavorings. It is also used in pharmaceuticals for its potential therapeutic properties, including antimicrobial and anti-inflammatory effects. Additionally, perillaldehyde serves as a precursor in the synthesis of other organic compounds, including menthol derivatives and other flavoring agents. Its versatility makes it a valuable component in both industrial and laboratory settings.
Safety and Storage
Perillaldehyde should be handled with care, as it may cause skin and eye irritation. Proper ventilation is recommended when working with the compound to avoid inhalation of vapors. Storage should be in a cool, dry place, away from direct sunlight and heat sources to prevent degradation. Personal protective equipment, such as gloves and goggles, should be used when handling perillaldehyde. In case of contact with skin or eyes, rinse immediately with plenty of water and seek medical attention if irritation persists.
B2B Procurement Guide
When procuring perillaldehyde, it is essential to verify the purity and quality of the product, especially if it is intended for use in food or pharmaceutical applications. Suppliers should provide certifications such as ISO or GMP compliance to ensure product safety and consistency. Prices vary depending on purity and supplier, with a typical range of $50-$100 per kg. Bulk purchases may offer cost savings, but buyers should also consider storage requirements and shelf life to avoid waste. Reliable suppliers with a track record of quality and timely delivery are preferable.
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