Aldehyde C11 (Undecanal)

Aldehyde C11, also known as Undecanal (CAS 112-44-7), is a premium synthetic aldehyde used in fine fragrances, cosmetic formulations, and functional perfumery. It provides a powerful fatty, waxy, clean, and soapy scent with soft citrus-orange nuances that enhance fragrance brightness and diffusion.

This classic aldehydic ingredient is widely used in luxury perfumes, aldehydic floral blends, fougère fragrances, shampoos, soaps, detergents, and fabric care products. Even in very small amounts, Aldehyde C11 adds sparkling freshness, radiance, and elegant lift to fragrance compositions.

Fragrance Characteristics

• Fresh aldehydic and soapy aroma
• Fatty, waxy, and clean scent profile
• Subtle citrus-orange undertones
• Strong diffusion and fragrance lift

Applications in Perfumery

Aldehyde C11 is commonly used in:

• Fine perfumes and designer fragrances
• Aldehydic floral perfume accords
• Powdery and clean musk blends
• Fougère and citrus fragrance compositions
• Soaps, shampoos, and body washes
• Fabric care and detergent fragrances

Benefits of Aldehyde C11

Undecanal is highly valued by perfumers for its ability to brighten top notes, improve fragrance projection, and create a clean sparkling effect. Its low odor threshold allows excellent performance even at trace levels.

Perfect for DIY & Professional Perfumers

Aldehyde C11 is an essential aroma chemical for DIY perfume making, fragrance testing, and professional fragrance formulation. It blends beautifully with citrus oils, white florals, musks, woody notes, and powdery accords.

Storage Instructions

Store in a cool, dry place away from direct sunlight and heat. Keep the container tightly sealed for maximum stability and freshness.