1. Caffeine; An Organic Molecule
By Brianna and Ashley

2. C8H10N4O2

3. History of Caffeine
Discovered by Friedlieb Runge in Received a box of mocha beans, analyzed it and isolated pure caffeine
It is believed humans have consumed caffeine since the stone age by chewing the seeds, bark, or leaves of certain plants
Later on it was found steeping these leaves led to stronger effects
Emil Fischer discovered purines, coffee and theobromine, in coffee, chocolate and tea

4. How it is synthesized
Is extracted from leaves, seeds, and fruits of over 60 plants
Can be isolated by methods such as:
Water extraction: soaking raw coffee beans in distilled water for a long period of time
Supercritical Carbon Dioxide extraction: using CO₂ as a solvent

5. Uses in Society Used to be more alert
Used as a medicinal and recreational drug
Society consumes caffeine by soft drinks,
chocolate, coffee, tea , energy drinks

6. Properties of Caffeine
Melting point: °C
Boling point: 173 °C
Caffeine in high doses raises your blood level and adrenalin
Bitter, odourless white powder

7. Problems with caffeine
Easy to become addicted to
Psychoactive drug, central nervous stimulant and blood thinner
High doses can cause headaches, dizziness, anxiety and increased blood pressure
Withdrawal results in nervousness, irritability, anxiety, tremors, insomnia, and heart palpitations
Effects start after an average of one hour and last for 3-4 hours depending on body size, age and tolerance

8. Resources: https://caffeineandyou.wordpress.com/historyandbackground/