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All results from a given calculation for HOCH2CH2NH2 (monoethanolamine)

using model chemistry: CCSD=FULL/aug-cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 3 yes C1 OH in 1A

Conformer 1 (CS)

Jump to S1C2 S1C3
Vibrational Frequencies calculated at CCSD=FULL/aug-cc-pVDZ
Rotational Constants (cm-1) from geometry optimized at CCSD=FULL/aug-cc-pVDZ
See section I.F.4 to change rotational constant units
Geometric Data calculated at CCSD=FULL/aug-cc-pVDZ
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability

Conformer 2 (C1 OH out)

Jump to S1C1 S1C3
Vibrational Frequencies calculated at CCSD=FULL/aug-cc-pVDZ
Rotational Constants (cm-1) from geometry optimized at CCSD=FULL/aug-cc-pVDZ
See section I.F.4 to change rotational constant units
Geometric Data calculated at CCSD=FULL/aug-cc-pVDZ
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability

Conformer 3 (C1 OH in)

Jump to S1C1 S1C2
Energy calculated at CCSD=FULL/aug-cc-pVDZ
 hartrees
Energy at 0K-209.881849
Energy at 298.15K-209.890952
HF Energy-209.142323
Nuclear repulsion energy133.607490
The energy at 298.15K was derived from the energy at 0K and an integrated heat capacity that used the calculated vibrational frequencies.
Vibrational Frequencies calculated at CCSD=FULL/aug-cc-pVDZ
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A 3785 3785 50.86      
2 A 3596 3596 2.48      
3 A 3504 3504 0.44      
4 A 3113 3113 39.58      
5 A 3101 3101 27.76      
6 A 3018 3018 68.37      
7 A 2999 2999 53.27      
8 A 1659 1659 27.13      
9 A 1509 1509 0.42      
10 A 1496 1496 4.92      
11 A 1454 1454 53.43      
12 A 1411 1411 18.93      
13 A 1375 1375 2.90      
14 A 1328 1328 3.10      
15 A 1260 1260 20.84      
16 A 1187 1187 5.85      
17 A 1129 1129 41.11      
18 A 1074 1074 40.28      
19 A 1013 1013 10.31      
20 A 940 940 56.48      
21 A 891 891 13.90      
22 A 833 833 66.20      
23 A 538 538 58.67      
24 A 508 508 71.46      
25 A 323 323 0.93      
26 A 260 260 11.04      
27 A 179 179 5.27      

Unscaled Zero Point Vibrational Energy (zpe) 21741.0 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 21741.0 cm-1
See section III.C.1 List or set vibrational scaling factors to change the scale factors used here.
See section III.C.2 Calculate a vibrational scaling factor for a given set of molecules to determine the least squares best scaling factor.
Rotational Constants (cm-1) from geometry optimized at CCSD=FULL/aug-cc-pVDZ
ABC
0.48138 0.18292 0.15131

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCSD=FULL/aug-cc-pVDZ

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -1.378 -0.569 0.122
C2 -0.639 0.644 -0.285
C3 0.779 0.557 0.281
O4 1.439 -0.621 -0.172
H5 -1.676 -0.489 1.095
H6 -2.226 -0.680 -0.431
H7 -1.114 1.590 0.043
H8 -0.582 0.652 -1.386
H9 1.382 1.416 -0.053
H10 0.738 0.580 1.390
H11 0.776 -1.325 -0.106

Atom - Atom Distances (Å)
  N1 C2 C3 O4 H5 H6 H7 H8 H9 H10 H11
N11.47722.43752.83191.02061.01852.17562.09703.40332.72012.2936
C21.47721.52922.43562.06492.07181.10771.10232.17552.16902.4312
C32.43751.52921.42462.78973.32612.16922.15371.10161.10971.9209
O42.83192.43561.42463.36513.67383.38402.67922.04182.09120.9684
H51.02062.06492.78973.36511.63272.39632.94173.78122.65622.8553
H61.01852.07183.32613.67381.63272.57142.32164.18923.69893.0870
H72.17561.10772.16923.38402.39632.57141.79002.50352.50233.4766
H82.09701.10232.15372.67922.94172.32161.79002.49293.07412.7184
H93.40332.17551.10162.04183.78124.18922.50352.49291.78792.8073
H102.72012.16901.10972.09122.65623.69892.50233.07411.78792.4218
H112.29362.43121.92090.96842.85533.08703.47662.71842.80732.4218

picture of monoethanolamine state 1 conformation 3
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 C3 108.332 N1 C2 H7 113.876
N1 C2 H8 107.891 C2 N1 H5 110.179
C2 N1 H6 110.894 C2 C3 O4 111.043
C2 C3 H9 110.526 C2 C3 H10 109.534
C3 C2 H7 109.667 C3 C2 H8 108.777
C3 O4 H11 105.185 O4 C3 H9 107.167
O4 C3 H10 110.597 H5 N1 H6 106.392
H7 C2 H8 108.183 H9 C3 H10 107.906
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability