Question

a) What is caeffine?

b)Write the structural formula.

c) Major disadvantage due to overdosing (only 1) .

d) What is the use and origin of caeffine?

1+1+1+2 Marks

Answer 1

a)caeffine is a psychoactive drug which is consumed world widely.
a central nervous system(CNS)stimulant of methylxanthine group.f found naturally in foods such as coffee,tea,chocolate,etc.

b)1,3,7-Trimethyl purine-2,6-dione

c)It make difficulty in sleep,feel nausea,headache....
symptoms of overdose:anxiety, confusion, muscle Twitch,irregular heartbeat etc

d)It is used to restore mental alertness.
also found in some headache & migraine medications
origin:-
-The coffee plant is first discovered in Ethiopia min 11th century
-legend says, goat Herder kaldi first discovered the potential of coffee beans.
his goats get more energy when they eat the beans and worked without
sleeping!
-nearly 200 years ago caffeine was discovered by German physician
Friedlieb Ferdinand Runge. he isolated and purified it.
- Chikmagalur is the birthplace of coffee in India.