pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
4.52	IUPAC digitized pKa	0	-1	O=C(O)CCO	O=C([O-])CCO	mol8988	O=C(O)CCO
4.49	IUPAC digitized pKa	0	-1	O=C(O)CCO	O=C([O-])CCO	mol8988	O=C(O)CCO
4.51	Organic Oxygen Acids and Nitrogen Bases	0	-1	O=C(O)CCO	O=C([O-])CCO	mol8988	O=C(O)CCO
4.505	OCHEM	0	-1	O=C(O)CCO	O=C([O-])CCO	mol8988	O=C(O)CCO
4.51000022888184	QSARToolbox	0	-1	O=C(O)CCO	O=C([O-])CCO	mol8988	O=C(O)CCO
4.48999977111816	QSARToolbox	0	-1	O=C(O)CCO	O=C([O-])CCO	mol8988	O=C(O)CCO
4.51999998092651	QSARToolbox	0	-1	O=C(O)CCO	O=C([O-])CCO	mol8988	O=C(O)CCO