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All results from a given calculation for HOCH2CH2NH2 (monoethanolamine)

using model chemistry: B2PLYP=FULL/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 B2PLYP=FULL/cc-pVDZ
Rotational Constants (cm-1) from geometry optimized at B2PLYP=FULL/cc-pVDZ
See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULL/cc-pVDZ
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability

Conformer 2 (C1 OH out)

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

Conformer 3 (C1 OH in)

Jump to S1C1 S1C2
Energy calculated at B2PLYP=FULL/cc-pVDZ
 hartrees
Energy at 0K-210.180202
Energy at 298.15K-210.189450
HF Energy-209.964236
Nuclear repulsion energy134.654626
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/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 3695 3542 82.19      
2 A 3584 3435 1.55      
3 A 3497 3352 0.29      
4 A 3111 2982 46.78      
5 A 3101 2972 35.75      
6 A 3011 2886 76.52      
7 A 2965 2842 84.42      
8 A 1651 1583 22.30      
9 A 1508 1446 0.17      
10 A 1490 1428 12.34      
11 A 1466 1405 87.02      
12 A 1415 1356 12.09      
13 A 1379 1321 1.01      
14 A 1331 1276 2.62      
15 A 1264 1212 20.02      
16 A 1198 1148 5.51      
17 A 1128 1081 56.93      
18 A 1080 1035 26.05      
19 A 1020 977 12.80      
20 A 953 913 63.95      
21 A 898 861 10.65      
22 A 845 810 61.68      
23 A 603 578 117.70      
24 A 547 524 9.20      
25 A 332 318 0.60      
26 A 285 273 13.38      
27 A 199 191 7.13      

Unscaled Zero Point Vibrational Energy (zpe) 21777.9 cm-1
Scaled (by 0.9585) Zero Point Vibrational Energy (zpe) 20874.1 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/cc-pVDZ
ABC
0.47589 0.19126 0.15534

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULL/cc-pVDZ

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -1.341 -0.569 0.117
C2 -0.633 0.661 -0.267
C3 0.794 0.557 0.264
O4 1.390 -0.647 -0.169
H5 -1.632 -0.507 1.095
H6 -2.201 -0.667 -0.421
H7 -1.111 1.597 0.085
H8 -0.597 0.695 -1.367
H9 1.406 1.396 -0.104
H10 0.775 0.627 1.373
H11 0.660 -1.289 -0.110

Atom - Atom Distances (Å)
  N1 C2 C3 O4 H5 H6 H7 H8 H9 H10 H11
N11.47082.41882.74711.02181.01942.17842.08663.38452.73622.1384
C21.47081.52652.41132.05352.06081.10751.10122.17312.16162.3451
C32.41881.52651.41112.77713.30782.17752.14771.10111.11181.8879
O42.74712.41131.41113.27873.60013.36912.68002.04392.09260.9738
H51.02182.05352.77713.27871.62702.39102.92843.77982.67572.7047
H61.01942.06083.30783.60011.62702.56322.30704.16713.70842.9444
H72.17841.10752.17753.36912.39102.56321.78502.53122.48053.3908
H82.08661.10122.14772.68002.92842.30701.78502.46883.06472.6633
H93.38452.17311.10112.04393.77984.16712.53122.46881.78062.7862
H102.73622.16161.11182.09262.67573.70842.48053.06471.78062.4255
H112.13842.34511.88790.97382.70472.94443.39082.66332.78622.4255

picture of monoethanolamine state 1 conformation 3
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 C3 107.594 N1 C2 H7 114.595
N1 C2 H8 107.579 C2 N1 H5 109.627
C2 N1 H6 110.389 C2 C3 O4 110.276
C2 C3 H9 110.544 C2 C3 H10 109.024
C3 C2 H7 110.511 C3 C2 H8 108.552
C3 O4 H11 103.139 O4 C3 H9 108.266
O4 C3 H10 111.536 H5 N1 H6 105.703
H7 C2 H8 107.835 H9 C3 H10 107.152
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability