3,3'-Dimethoxy-4,4'-dihydroxystilbene Light-Activated Vanilla Fragrance
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Solution Overview
Problem
The challenge lies in finding odorants that are accessible in large quantities from natural sources with specific sensory properties, such as a vanilla-like smell, and are toxicologically harmless, as traditional methods for obtaining fragrances from natural sources are expensive and variable due to environmental conditions.
Innovation Solution
The use of 3,3'-dimethoxy-4,4'-dihydroxystilbene, which can be synthesized or obtained from lignin-containing compositions, as an odorant that intensifies a vanilla-like smell under light exposure, making it suitable for use in detergents, perfumes, and other compositions.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Quantity of substance
If fragrances are obtained from natural sources, then sensory properties and pleasant smell are improved, but production cost increases and production quantity becomes limited and variable
Solution Approach 1:
The patent copies the desirable sensory properties of natural fragrances by using 3,3'-dimethoxy-4,4'-dihydroxystilbene, a compound that can be obtained from lignin-containing compositions or synthesized industrially. This synthetic approach replicates the vanilla-like smell of natural sources without the limitations of extraction, providing both abundant supply and cost-effectiveness while maintaining the pleasant sensory characteristics.
2Reliability
If fragrances are obtained from natural sources, then sensory properties are improved, but production quantity varies due to environmental conditions
Solution Approach 1:
The patent changes the source parameter from natural plant materials subject to environmental variation to lignin-containing compositions or synthetic routes that provide consistent, controllable production. The compound 3,3'-dimethoxy-4,4'-dihydroxystilbene can be obtained from lignin through established industrial processes or synthesized with precise control over purity and quantity, eliminating the variability inherent in natural extraction while maintaining the desired vanilla-like sensory properties.
3Manufacturing precision
If new odorants are searched for with specific sensory properties, then desired smell may be found, but the search process becomes extremely difficult and time-consuming
Solution Approach 1:
The patent applies preliminary action by identifying and utilizing the light-responsive properties of 3,3'-dimethoxy-4,4'-dihydroxystilbene before final application. The compound is pre-selected for its ability to intensify vanilla-like odor under light exposure, allowing formulators to achieve desired sensory effects through simple light treatment rather than extensive searching or complex synthesis modifications.
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
3,3'-dimethoxy-4,4'-dihydroxystilbene provides a cost-effective, abundant source of a vanilla-like fragrance that adheres well to textiles and remains effective over time, with low toxicity, enhancing sensory properties and stability in various applications.
Implementation Method 1
the typical vanilla-like odor of 3,3'-dimethoxy-4,4'-dihydroxystilbene (I) intensifies under the action of sunlight
Data Source
AI summary
The invention relates to the use of 3,3'-dimethoxy-4,4'-dihydroxystilbenes as an odorous substance, in particular for developing a vanillin aroma under the effect of light. The invention further relates to compositions which contain the 3,3'-dimethoxy-4,4'-dihydroxystilbenes and additionally a carrier material, to fragrance compositions and/or an odorant material which contains the aforementioned compound, and to a method for providing or changing the aroma of compositions by adding the aforementioned compound to said compositions. The invention additionally relates to a method for obtaining 3,3'-dimethoxy-4,4'-dihydroxystilbenes from lignin-containing compositions.