Caffeine

Photograph of a caffeine molecular model, courtesy of Indigo® Instruments.

A substance found in tea, coffee, and cola that acts as a stimulant. It is extremely soluble in supercritical fluid carbon dioxide and somewhat soluble in water; aqueous solutions of caffeine quickly break down.

Symbol

C₈H₁₀N₄O₂

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Atomic / Molecular Weight	194.19	gmol-1	Clip
Density	1200	kgm-3	Clip
Melting Point	511	K	Clip
Boiling Point	sublimes at 451K	K	Clip

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