An acetyl derivative of caffeine; a synthetic or naturally-derived compound created by adding an acetyl group to caffeine molecules.
Compound of ace- (prefix from acetyl, meaning a CH₃CO- group) plus caff(eine) (from French café, from Arabic qahwah, coffee plant). Chemistry nomenclature.
Chemists modify natural compounds by attaching groups like acetyl (ace-) to create new drugs—aspirin is actually acetylated salicylic acid, showing how chemistry builds medicines by tweaking nature's molecules.
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