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All results from a given calculation for HOCH2CH2NH2 (monoethanolamine)

using model chemistry: HSEh1PBE/6-31+G**

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 HSEh1PBE/6-31+G**
Rotational Constants (cm-1) from geometry optimized at HSEh1PBE/6-31+G**
See section I.F.4 to change rotational constant units
Geometric Data calculated at HSEh1PBE/6-31+G**
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability

Conformer 2 (C1 OH out)

Jump to S1C1 S1C3
Vibrational Frequencies calculated at HSEh1PBE/6-31+G**
Rotational Constants (cm-1) from geometry optimized at HSEh1PBE/6-31+G**
See section I.F.4 to change rotational constant units
Geometric Data calculated at HSEh1PBE/6-31+G**
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability

Conformer 3 (C1 OH in)

Jump to S1C1 S1C2
Energy calculated at HSEh1PBE/6-31+G**
 hartrees
Energy at 0K-210.185303
Energy at 298.15K 
HF Energy-210.185303
Nuclear repulsion energy134.893309
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 HSEh1PBE/6-31+G**
Rotational Constants (cm-1) from geometry optimized at HSEh1PBE/6-31+G**
ABC
0.48098 0.19032 0.15505

See section I.F.4 to change rotational constant units
Geometric Data calculated at HSEh1PBE/6-31+G**

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -1.351 -0.556 0.120
C2 -0.633 0.658 -0.264
C3 0.793 0.556 0.261
O4 1.394 -0.643 -0.166
H5 -1.652 -0.521 1.088
H6 -2.171 -0.713 -0.452
H7 -1.100 1.590 0.090
H8 -0.603 0.695 -1.359
H9 1.400 1.387 -0.111
H10 0.784 0.619 1.363
H11 0.689 -1.307 -0.109

Atom - Atom Distances (Å)
  N1 C2 C3 O4 H5 H6 H7 H8 H9 H10 H11
N11.46152.41922.76181.01451.01232.16072.07623.37632.73562.1858
C21.46151.52302.41092.06322.06901.10141.09542.16592.15842.3730
C32.41921.52301.40732.79643.30222.16402.14201.09471.10451.9017
O42.76182.41091.40733.29643.57793.35782.68302.03052.07440.9706
H51.01452.06322.79643.29641.63712.39942.92683.79402.70292.7437
H61.01232.06903.30223.57791.63712.59722.29454.15753.71522.9412
H72.16071.10142.16403.35782.39942.59721.77442.51712.47283.4106
H82.07621.09542.14202.68302.92682.29451.77442.45923.05562.6898
H93.37632.16591.09472.03053.79404.15752.51712.45921.77322.7862
H102.73562.15841.10452.07442.70293.71522.47283.05561.77322.4256
H112.18582.37301.90170.97062.74372.94123.41062.68982.78622.4256

picture of monoethanolamine state 1 conformation 3
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 C3 108.284 N1 C2 H7 114.195
N1 C2 H8 107.722 C2 N1 H5 111.596
C2 N1 H6 112.237 C2 C3 O4 110.658
C2 C3 H9 110.599 C2 C3 H10 109.429
C3 C2 H7 110.057 C3 C2 H8 108.686
C3 O4 H11 104.715 O4 C3 H9 107.849
O4 C3 H10 110.776 H5 N1 H6 107.754
H7 C2 H8 107.754 H9 C3 H10 107.472
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HSEh1PBE/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.690      
2 C -0.326      
3 C -0.063      
4 O -0.510      
5 H 0.303      
6 H 0.305      
7 H 0.149      
8 H 0.175      
9 H 0.155      
10 H 0.131      
11 H 0.371      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -3.090 1.241 0.603 3.384
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -26.995 2.438 0.499
y 2.438 -25.909 -0.326
z 0.499 -0.326 -24.814
Traceless
 xyz
x -1.634 2.438 0.499
y 2.438 -0.005 -0.326
z 0.499 -0.326 1.638
Polar
3z2-r23.277
x2-y2-1.086
xy2.438
xz0.499
yz-0.326


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.016 0.074 0.019
y 0.074 5.823 0.080
z 0.019 0.080 5.272


<r2> (average value of r2) Å2
<r2> 86.755
(<r2>)1/2 9.314