Chemical reaction databases

Chemical isomer enumeration and structural databases

ENUMERATION of ISOMERS

EnuMol (Enumerating Molecular Structures)
Returns SMILES list of structures; enumerates molecules containing C,H,O,N and benzene ring
http://sunflower.kuicr.kyoto-u.ac.jp/tools/enumol2/


MOLGEN
http://molgen.de/?src=documents/molgenonline