1,3,4,6,7,8a-Hexahydro-1,1,5,5-tetramethyl-2H-2,4a-methanonaphthalen-8(5H)-one
1,3,4,6,7,8a-Hexahydro-1,1,5,5-tetramethyl-2H-2,4a-methanonaphthalen-8(5H)-one, widely recognized in the specialty chemicals industry as Isolongifolanone, is a sophisticated polycyclic ketone derived from the sesquiterpene longifolene. This compound is characterized by its distinct woody and amber olfactory profile, making it a staple in high-end fragrance formulation. As a derivative of natural pine resin components, it bridges the gap between natural precursors and high-performance synthetic aroma chemicals.
In industrial contexts, this material is valued for its exceptional chemical stability and high substantivity on various substrates. It appears as a clear to pale yellow liquid and is typically handled within controlled laboratory or manufacturing environments to maintain its olfactory purity. Its robust structure allows it to withstand diverse formulation environments, including acidic or alkaline media, which is a critical advantage for long-lasting consumer products.
• This chemical serves as a foundational woody-amber base in fine perfumery, providing a rich, dry, and slightly patchouli-like character that enhances the depth of masculine and unisex fragrances. It is often chosen for its ability to harmonize with citrus and floral notes while providing a solid structural foundation.
• It is extensively utilized in the formulation of household and personal care products, such as soaps, detergents, and fabric softeners, due to its remarkable stability in aggressive chemical environments and its ability to linger on fabrics even after rinsing. This makes it an essential component for products requiring long-term scent retention.
• In industrial air care applications, the compound acts as a long-lasting fixative and fragrance carrier, helping to slow the evaporation of more volatile top notes and ensuring a consistent scent profile over extended periods in spaces like hotels or commercial offices.
• Researchers in organic synthesis and terpene chemistry utilize this complex polycyclic structure as a starting material or intermediate for developing more specialized derivatives, leveraging its unique carbon skeleton for the study of structure-odor relationships.
Product Name: 1,3,4,6,7,8a-Hexahydro-1,1,5,5-tetramethyl-2H-2,4a-methanonaphthalen-8(5H)-one
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