pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
3.39	IUPAC digitized pKa	0	-1	CCCCP(=O)(O)CCCC	CCCCP(=O)([O-])CCCC	mol10723	CCCCP(=O)(O)CCCC
3.29	IUPAC digitized pKa	0	-1	CCCCP(=O)(O)CCCC	CCCCP(=O)([O-])CCCC	mol10723	CCCCP(=O)(O)CCCC
3.22	Datawarrior	0	-1	CCCCP(=O)(O)CCCC	CCCCP(=O)([O-])CCCC	mol10723	CCCCP(=O)(O)CCCC
3.22000002861023	QSARToolbox	0	-1	CCCCP(=O)(O)CCCC	CCCCP(=O)([O-])CCCC	mol10723	CCCCP(=O)(O)CCCC