Substituted Cyclohexyl Propanal Fragrance Synthesis
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Solution Overview
Problem
The fragrance industry faces a continuous need for new chemical entities to create diverse and innovative perfumes and personal care products, as variations in chemical structure significantly impact odor and characteristics.
Innovation Solution
The development and use of substituted cyclohexyl propanal compounds, such as beta-(3-isopropyl-cyclohexyl)-butyraldehyde, which possess an orris, earthy, and fatty character, are introduced to enhance fragrances in perfumes, colognes, and personal care products through a three-step reaction sequence.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If new chemical entities are developed to create diverse fragrances, then the variety and innovation of perfume compositions are improved, but the complexity of chemical synthesis and manufacturing processes increases
Solution Approach 1:
The fragrance molecule is divided into modular components: a cyclohexyl ring system with substitutable positions (R1-R4) that can independently be hydrogen or methyl groups. This segmentation allows systematic variation of fragrance properties by changing individual substituents without redesigning the entire molecular structure, thus improving fragrance variety while managing synthesis complexity.
Solution Approach 2:
The patent systematically varies the substitution parameters (R1, R2, R3, R4 being hydrogen or methyl) to generate different fragrance compounds. By changing these molecular parameters in a controlled manner, diverse fragrance profiles are achieved while maintaining a consistent base structure that simplifies the overall synthesis approach.
2Adaptability or versatility
If substituted cyclohexyl propanal compounds are incorporated into perfume compositions, then the fragrance complexity and character are improved, but the manufacturing cost and process steps increase
Solution Approach 1:
The cyclohexyl propanal compound serves multiple functions: it provides the base fragrance character, allows for systematic substitution to create variant scents, and maintains compatibility with existing perfume formulation processes. This multi-functionality improves fragrance character while avoiding the need for entirely new manufacturing systems.
Solution Approach 2:
The patent establishes a predefined molecular framework (cyclohexyl ring with propanal group) before final substitution variations are made. This preliminary structure is optimized for synthesis and fragrance properties, allowing subsequent substitution to be performed more easily than creating entirely new molecular architectures.
Data Source
AI summary
The present invention relates to substituted cyclohexyl propanal compounds and their use in enhancing fragrance formulations in perfumes, toilet waters, colognes, personal products, and the like.