FC(F)(F)c1ccc2c(c1)NP(=S)(N1CCOCC1)c1nccn1-2
An acid's negative base-10 logarithmic dissociation constant (pKa) follows directly from its underlying thermodynamics; the negative pKa is directly proportional to its standard Gibbs free energy change. What is the negative pKa value of this molecule?