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All results from a given calculation for HOCH2CH2NH2 (monoethanolamine)

using model chemistry: B2PLYP=FULL/6-311G**

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 B2PLYP=FULL/6-311G**
Rotational Constants (cm-1) from geometry optimized at B2PLYP=FULL/6-311G**
See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULL/6-311G**
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability

Conformer 2 (C1 OH out)

Jump to S1C1 S1C3
Vibrational Frequencies calculated at B2PLYP=FULL/6-311G**
Rotational Constants (cm-1) from geometry optimized at B2PLYP=FULL/6-311G**
See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULL/6-311G**
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability

Conformer 3 (C1 OH in)

Jump to S1C1 S1C2
Energy calculated at B2PLYP=FULL/6-311G**
 hartrees
Energy at 0K-210.262670
Energy at 298.15K-210.271895
HF Energy-210.014573
Nuclear repulsion energy134.756912
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 B2PLYP=FULL/6-311G**
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 3757 3757 70.09      
2 A 3615 3615 2.26      
3 A 3527 3527 0.30      
4 A 3110 3110 48.01      
5 A 3100 3100 30.72      
6 A 3010 3010 78.79      
7 A 2977 2977 74.54      
8 A 1667 1667 31.00      
9 A 1532 1532 0.36      
10 A 1511 1511 6.28      
11 A 1471 1471 80.27      
12 A 1423 1423 8.78      
13 A 1393 1393 2.81      
14 A 1339 1339 2.48      
15 A 1270 1270 23.50      
16 A 1205 1205 8.38      
17 A 1121 1121 51.14      
18 A 1077 1077 30.03      
19 A 1018 1018 9.25      
20 A 944 944 66.47      
21 A 892 892 13.44      
22 A 838 838 81.54      
23 A 601 601 127.55      
24 A 545 545 10.76      
25 A 332 332 0.44      
26 A 276 276 13.91      
27 A 195 195 6.69      

Unscaled Zero Point Vibrational Energy (zpe) 21871.7 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 21871.7 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 B2PLYP=FULL/6-311G**
ABC
0.47954 0.18972 0.15480

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULL/6-311G**

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -1.353 -0.562 0.121
C2 -0.631 0.658 -0.271
C3 0.792 0.557 0.267
O4 1.398 -0.643 -0.169
H5 -1.655 -0.499 1.087
H6 -2.183 -0.691 -0.443
H7 -1.104 1.589 0.069
H8 -0.587 0.679 -1.362
H9 1.399 1.389 -0.095
H10 0.769 0.614 1.367
H11 0.687 -1.295 -0.099

Atom - Atom Distances (Å)
  N1 C2 C3 O4 H5 H6 H7 H8 H9 H10 H11
N11.47042.42352.76691.01421.01212.16602.08023.38012.72712.1789
C21.47041.52482.41192.05712.06331.09871.09232.16492.15562.3622
C32.42351.52481.41292.78863.30362.16792.13781.09181.10171.8905
O42.76692.41191.41293.30423.59173.36102.66602.03342.08160.9668
H51.01422.05712.78863.30421.62982.38762.92053.78022.68222.7435
H61.01212.06333.30363.59171.62982.57372.29594.15693.70062.9537
H72.16601.09872.16793.36102.38762.57371.77342.51632.47913.3992
H82.08021.09232.13782.66602.92052.29591.77342.46023.04822.6674
H93.38012.16491.09182.03343.78024.15692.51632.46021.77072.7769
H102.72712.15561.10172.08162.68223.70062.47913.04821.77072.4078
H112.17892.36221.89050.96682.74352.95373.39922.66742.77692.4078

picture of monoethanolamine state 1 conformation 3
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 C3 108.010 N1 C2 H7 114.159
N1 C2 H8 107.616 C2 N1 H5 110.428
C2 N1 H6 111.086 C2 C3 O4 110.310
C2 C3 H9 110.569 C2 C3 H10 109.253
C3 C2 H7 110.398 C3 C2 H8 108.411
C3 O4 H11 103.612 O4 C3 H9 107.863
O4 C3 H10 111.146 H5 N1 H6 107.091
H7 C2 H8 108.079 H9 C3 H10 107.661
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability