Imidazole is not planar 5-membered ring

The family of Pilocarpus Rutaceae

Pilocarpus contain alkaloids

Pilocarpine ……. configuration

isopilocarpine is trans configuration

Pilocarpine

adverse effects of pilocarpine

Xanthine

are weak bases, they give no precipitate with

antagonizes adenosine

Caffeine all of them except

Caffeine soluble in cold water

Adenosine acts
as an inhibitor neurotransmitter that suppresses activity in the central nervous system.

caffeine causes all of except

theobromine is used as a

Useful for asthma

Tannic acid test for

Ferrous sulfate test: (theobromine):
To a solution of the alkaloid + drops of concentrated HCl + few drops of Br2 water + a drop of FeSO4 + few drops of ammonia