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All results from a given calculation for HOCH2CH2NH2 (monoethanolamine)

using model chemistry: MP3=FULL/cc-pVTZ

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 MP3=FULL/cc-pVTZ
Rotational Constants (cm-1) from geometry optimized at MP3=FULL/cc-pVTZ
See section I.F.4 to change rotational constant units
Geometric Data calculated at MP3=FULL/cc-pVTZ
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability

Conformer 2 (C1 OH out)

Jump to S1C1 S1C3
Vibrational Frequencies calculated at MP3=FULL/cc-pVTZ
Rotational Constants (cm-1) from geometry optimized at MP3=FULL/cc-pVTZ
See section I.F.4 to change rotational constant units
Geometric Data calculated at MP3=FULL/cc-pVTZ
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability

Conformer 3 (C1 OH in)

Jump to S1C1 S1C2
Energy calculated at MP3=FULL/cc-pVTZ
 hartrees
Energy at 0K-210.091073
Energy at 298.15K-210.100296
HF Energy-209.190507
Nuclear repulsion energy135.497963
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 MP3=FULL/cc-pVTZ
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 3871 3610 65.32      
2 A 3674 3426 4.61      
3 A 3592 3350 1.07      
4 A 3148 2935 38.20      
5 A 3136 2925 26.58      
6 A 3068 2861 60.61      
7 A 3036 2832 56.15      
8 A 1686 1572 29.59      
9 A 1555 1450 0.64      
10 A 1536 1433 5.35      
11 A 1486 1386 66.00      
12 A 1440 1343 13.87      
13 A 1414 1319 6.55      
14 A 1361 1269 2.11      
15 A 1290 1203 26.54      
16 A 1223 1141 3.80      
17 A 1161 1083 61.07      
18 A 1106 1031 31.52      
19 A 1034 964 10.96      
20 A 961 896 49.35      
21 A 911 850 11.92      
22 A 846 789 85.05      
23 A 565 527 98.79      
24 A 537 501 34.02      
25 A 333 311 0.69      
26 A 267 249 12.71      
27 A 195 182 5.69      

Unscaled Zero Point Vibrational Energy (zpe) 22215.0 cm-1
Scaled (by 0.9326) Zero Point Vibrational Energy (zpe) 20717.7 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 MP3=FULL/cc-pVTZ
ABC
0.48983 0.18987 0.15594

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP3=FULL/cc-pVTZ

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -1.354 -0.560 0.118
C2 -0.629 0.646 -0.275
C3 0.779 0.551 0.272
O4 1.404 -0.626 -0.169
H5 -1.622 -0.507 1.087
H6 -2.200 -0.662 -0.416
H7 -1.095 1.573 0.058
H8 -0.576 0.665 -1.358
H9 1.371 1.392 -0.070
H10 0.745 0.590 1.363
H11 0.721 -1.298 -0.124

Atom - Atom Distances (Å)
  N1 C2 C3 O4 H5 H6 H7 H8 H9 H10 H11
N11.46082.41052.77391.00751.00522.14922.06943.35762.69832.2153
C21.46081.51372.40062.04202.04911.08941.08452.14462.13822.3711
C32.41051.51371.40382.74783.28972.14542.12251.08371.09231.8918
O42.77392.40061.40383.27853.61313.33652.64582.02092.06430.9592
H51.00752.04202.74783.27851.61782.37952.90623.72892.62332.7534
H61.00522.04913.28973.61311.61782.53742.29934.13443.66133.0036
H72.14921.08942.14543.33652.37952.53741.76002.47622.46023.4014
H82.06941.08452.12252.64582.90622.29931.76002.44483.02512.6559
H93.35762.14461.08372.02093.72894.13442.47622.44481.75752.7679
H102.69832.13821.09232.06432.62333.66132.46023.02511.75752.4039
H112.21532.37111.89180.95922.75343.00363.40142.65592.76792.4039

picture of monoethanolamine state 1 conformation 3
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 C3 108.255 N1 C2 H7 114.078
N1 C2 H8 107.873 C2 N1 H5 110.294
C2 N1 H6 111.042 C2 C3 O4 110.688
C2 C3 H9 110.213 C2 C3 H10 109.205
C3 C2 H7 109.945 C3 C2 H8 108.422
C3 O4 H11 104.803 O4 C3 H9 107.974
O4 C3 H10 110.976 H5 N1 H6 106.985
H7 C2 H8 108.118 H9 C3 H10 107.733
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability