BindingDB Ligand - 10849
BitterDB Ligand - 46
CAS Registry No. - 58-08-2
ChEBI - CHEBI:27732
ChEMBL Ligand - CHEMBL113
DrugBank Ligand - DB00201
Human Metabolome Database - HMDB01847
PharmGKB Drug - PA448710
Prestwick - Prestw-1256
PubChem CID - 2519
RCSB PDB Ligand - CFF
Wikipedia - Caffeine
PEP - caffeine
DrugCentral Ligand - 463
GPCRdb Ligand - 407