pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
1.84	IUPAC digitized pKa	0	-1	C#CC(=O)O	C#CC(=O)[O-]	mol8981	C#CC(=O)O
1.887	IUPAC digitized pKa	0	-1	C#CC(=O)O	C#CC(=O)[O-]	mol8981	C#CC(=O)O
1.791	IUPAC digitized pKa	0	-1	C#CC(=O)O	C#CC(=O)[O-]	mol8981	C#CC(=O)O
1.867	IUPAC digitized pKa	0	-1	C#CC(=O)O	C#CC(=O)[O-]	mol8981	C#CC(=O)O
1.936	IUPAC digitized pKa	0	-1	C#CC(=O)O	C#CC(=O)[O-]	mol8981	C#CC(=O)O
1.952	IUPAC digitized pKa	0	-1	C#CC(=O)O	C#CC(=O)[O-]	mol8981	C#CC(=O)O
1.963	IUPAC digitized pKa	0	-1	C#CC(=O)O	C#CC(=O)[O-]	mol8981	C#CC(=O)O
1.978	IUPAC digitized pKa	0	-1	C#CC(=O)O	C#CC(=O)[O-]	mol8981	C#CC(=O)O
1.89	Datawarrior	0	-1	C#CC(=O)O	C#CC(=O)[O-]	mol8981	C#CC(=O)O
1.94000005722046	QSARToolbox	0	-1	C#CC(=O)O	C#CC(=O)[O-]	mol8981	C#CC(=O)O
1.8400000333786	QSARToolbox	0	-1	C#CC(=O)O	C#CC(=O)[O-]	mol8981	C#CC(=O)O