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All results from a given calculation for NH2CH2OH (aminomethanol)

using model chemistry: HSEh1PBE/6-311+G(3df,2p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes 1A
Energy calculated at HSEh1PBE/6-311+G(3df,2p)
 hartrees
Energy at 0K-170.970214
Energy at 298.15K-170.976744
HF Energy-170.970214
Nuclear repulsion energy82.508586
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/6-311+G(3df,2p)
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 3885 3885 25.30      
2 A 3636 3636 6.21      
3 A 3548 3548 2.08      
4 A 3114 3114 23.63      
5 A 3039 3039 50.80      
6 A 1663 1663 30.95      
7 A 1504 1504 0.23      
8 A 1421 1421 32.83      
9 A 1386 1386 1.14      
10 A 1367 1367 6.61      
11 A 1166 1166 45.75      
12 A 1113 1113 27.58      
13 A 1023 1023 221.20      
14 A 908 908 3.05      
15 A 793 793 154.84      
16 A 482 482 48.61      
17 A 393 393 82.85      
18 A 271 271 75.78      

Unscaled Zero Point Vibrational Energy (zpe) 15355.9 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 15355.9 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 HSEh1PBE/6-311+G(3df,2p)
ABC
1.30207 0.32073 0.28867

See section I.F.4 to change rotational constant units
Geometric Data calculated at HSEh1PBE/6-311+G(3df,2p)

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 1.219 -0.158 -0.020
C2 -0.031 0.531 0.048
O3 -1.196 -0.262 -0.115
H4 1.299 -0.699 -0.871
H5 1.366 -0.775 0.767
H6 -0.070 1.076 0.997
H7 -0.078 1.257 -0.764
H8 -1.290 -0.838 0.645

Atom - Atom Distances (Å)
  N1 C2 O3 H4 H5 H6 H7 H8
N11.42932.41971.01121.01092.05362.05902.6836
C21.42931.41872.03092.04371.09481.09011.9533
O32.41971.41872.64342.75852.07221.99490.9585
H41.01122.03092.64341.64112.91702.39443.0034
H51.01092.04372.75851.64112.35392.92592.6600
H62.05361.09482.07222.91702.35391.76972.2964
H72.05901.09011.99492.39442.92591.76972.8008
H82.68361.95330.95853.00342.66002.29642.8008

picture of aminomethanol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 O3 116.338 N1 C2 H6 108.166
N1 C2 H7 108.877 C2 N1 H4 111.488
C2 N1 H5 112.626 C2 O3 H8 108.965
O3 C2 H6 110.399 O3 C2 H7 104.581
H4 N1 H5 108.502 H6 C2 H7 108.183
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HSEh1PBE/6-311+G(3df,2p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.817      
2 C 0.655      
3 O -0.590      
4 H 0.185      
5 H 0.179      
6 H 0.099      
7 H 0.097      
8 H 0.193      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.393 -1.026 1.249 1.663
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -23.721 -1.525 -1.990
y -1.525 -17.631 -1.462
z -1.990 -1.462 -16.858
Traceless
 xyz
x -6.477 -1.525 -1.990
y -1.525 2.658 -1.462
z -1.990 -1.462 3.818
Polar
3z2-r27.637
x2-y2-6.090
xy-1.525
xz-1.990
yz-1.462


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.922 0.035 -0.057
y 0.035 4.346 -0.040
z -0.057 -0.040 4.029


<r2> (average value of r2) Å2
<r2> 49.616
(<r2>)1/2 7.044