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Natural product chemistry Dr J White Identify different natural products Synthesise your own perfume
What is your impression of a chemist? Write down one job that a chemist does?
Natural products What are they? Chemicals found in living things Where can you find them? What can you do with them?
Where can you find them? Plants (spearmint), animals, bacteria carvone
Marine Natural products Gorgonian octacoral Octalactin A
How do you get them?
What you do with them? Fragrances Pharmaceuticals Food additives
Task Here are a mixture of natural products with common fragrances Match the fragrance to the natural product
What does the organic chemist do? Marine life have only a small amount of the active component. Pharmaceutical companies want to make these compounds – Big scale – Cheap – Safe – Improve on nature
Building We have to look at the target structure and create a strategy to build it. Check our big recipe book of reactions Building a car or baking a cake.
Task Watch video clip from bbc senses http://www.youtube.com/watch?v=7jYtpOlKs TI http://www.youtube.com/watch?v=7jYtpOlKs TI How bad was the smell? We will make our own brand of fragrance
What you have to do Safety Wear gloves & safety glasses Mix different ratios of base notes least fragrance Middle notes Top notes most volatile We will judge how good the fragrance is.
Top Eucalyptus Lemon
Middle geranium lavender
Bottom Jasmine Patchouli Ylang ylang
Bottom Jasmine Patchouli Ylang ylang Middle geranium lavender Top Eucalyptus Lemon
Chemistry Physics Biology Bio Chemistry Bio physics Chemical physics
They look more like this
The Magic of Perfumes By Peyman Yüksel. A mixture of fragrant Essential oils Aroma compounds Fixatives Solvents "a pleasant scent"
Patrick Suskind. List three new things you learned from the webquest about how we use/perceive scent. Be ready to share out!
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