pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
4.83	IUPAC digitized pKa	0	-1	CCCC(=O)O	CCCC(=O)[O-]	mol721	CCCC(=O)O
4.82	IUPAC digitized pKa	0	-1	CCCC(=O)O	CCCC(=O)[O-]	mol721	CCCC(=O)O
4.91	IUPAC digitized pKa	0	-1	CCCC(=O)O	CCCC(=O)[O-]	mol721	CCCC(=O)O
5.09	IUPAC digitized pKa	0	-1	CCCC(=O)O	CCCC(=O)[O-]	mol721	CCCC(=O)O
5.34	IUPAC digitized pKa	0	-1	CCCC(=O)O	CCCC(=O)[O-]	mol721	CCCC(=O)O
5.7	IUPAC digitized pKa	0	-1	CCCC(=O)O	CCCC(=O)[O-]	mol721	CCCC(=O)O
6.0	IUPAC digitized pKa	0	-1	CCCC(=O)O	CCCC(=O)[O-]	mol721	CCCC(=O)O
4.8	IUPAC digitized pKa	0	-1	CCCC(=O)O	CCCC(=O)[O-]	mol721	CCCC(=O)O
4.8000002	OCHEM	0	-1	CCCC(=O)O	CCCC(=O)[O-]	mol721	CCCC(=O)O
4.81	OCHEM	0	-1	CCCC(=O)O	CCCC(=O)[O-]	mol721	CCCC(=O)O
4.82000017166138	QSARToolbox	0	-1	CCCC(=O)O	CCCC(=O)[O-]	mol721	CCCC(=O)O
4.82999992370606	QSARToolbox	0	-1	CCCC(=O)O	CCCC(=O)[O-]	mol721	CCCC(=O)O
4.92000007629395	QSARToolbox	0	-1	CCCC(=O)O	CCCC(=O)[O-]	mol721	CCCC(=O)O
6.34999990463257	QSARToolbox	0	-1	CCCC(=O)O	CCCC(=O)[O-]	mol721	CCCC(=O)O
2.82999992370605	QSARToolbox	0	-1	CCCC(=O)O	CCCC(=O)[O-]	mol721	CCCC(=O)O
4.80000019073486	QSARToolbox	0	-1	CCCC(=O)O	CCCC(=O)[O-]	mol721	CCCC(=O)O