Minima for 3-hydroxypropanoate in gas phase by AM1
B C D δHf μ F % Cont. δHf Cont. μ
g+ g+ g- -177.41 5.37 0.26 25.83 -45.83 1.39
g+ a g- -177.41 5.37 0.26 25.62 -45.44 1.38
a g- a -177.38 5.35 0.24 24.39 -43.27 1.30
a a a -177.37 5.34 0.24 24.07 -42.68 1.29
g- g- g- -173.34 6.57 0.00 0.03 -0.05 0.00
g- g+ g- -173.25 6.63 0.00 0.02 -0.04 0.00
g- g- a -173.25 6.63 0.00 0.02 -0.04 0.00
g- g- a -173.18 6.57 0.00 0.02 -0.04 0.00
g- a g+ -170.37 7.27 0.00 0.00 0.00 0.00
g- g- g+ -170.40 7.22 0.00 0.00 0.00 0.00
g- g- g+ -170.04 7.29 0.00 0.00 0.00 0.00
-177.39 5.36

A= N-C-C-O, torsion B= H-C-C-COO-, torsion C= C-C-C(O)-O-, torsion D= H-C-O-(Ac or H), torsion E= C-O-C(O)-CH3