pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
6.58	IUPAC digitized pKa	-1	-2	O=P([O-])(O)OCCOc1ccccc1Cl	O=P([O-])([O-])OCCOc1ccccc1Cl	mol10795	O=P(O)(O)OCCOc1ccccc1Cl
6.57999992370606	QSARToolbox	-1	-2	O=P([O-])(O)OCCOc1ccccc1Cl	O=P([O-])([O-])OCCOc1ccccc1Cl	mol10795	O=P(O)(O)OCCOc1ccccc1Cl