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. 2011 Nov 18;135(19):194108. doi: 10.1063/1.3660212

Table 4.

Comparison of free energies (kcal/mol) for 16 compounds.

Compound Gnp ΔGp ΔGQM ΔGtotal Exptl51 Error
glycerol triacetate 2.24 −12.73 1.35 −9.13 −8.84 −0.29
benzyl chloride 1.35 −6.29 0.82 −4.11 −1.93 −2.19
m-bis(trifluoromethyl)benzene 2.24 −2.63 0.36 −0.03 1.07 −1.10
N,N-dimethyl-p-methoxybenzamide 1.97 −11.24 1.85 −7.42 −11.01 3.58
N,N-4-trimethylbenzamide 1.86 −9.79 1.52 −6.41 −9.76 3.35
bis-2-chloroethyl ether 1.45 −6.34 0.55 −4.34 −4.23 −0.11
1,1-diacetoxyethane 1.65 −8.47 0.92 −5.90 −4.97 −0.93
1,1-diethoxyethane 1.50 −6.22 0.52 −4.20 −3.28 −0.92
1,4-dioxane 1.00 −6.00 0.66 −4.35 −5.05 0.70
diethyl propanedioate 1.81 −9.08 0.89 −6.38 −6.00 −0.38
dimethoxymethane 1.03 −5.11 0.48 −3.59 −2.93 −0.66
ethylene glycol diacetate 1.59 −9.00 1.03 −6.38 −6.34 0.04
1,2-diethoxyethane 1.54 −6.85 0.61 −4.70 −3.54 −1.16
diethyl sulfide 1.22 −4.32 0.41 −2.69 −1.43 −1.26
phenyl formate 1.37 −6.91 0.89 −4.65 −4.08 −0.57
imidazole 0.95 −14.10 3.29 −9.86 −9.81 −0.05
RMS error           1.50
Average error           1.08