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All results from a given calculation for NH2CH2OH (aminomethanol)

using model chemistry: B3LYPultrafine/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 B3LYPultrafine/6-311+G(3df,2p)
 hartrees
Energy at 0K-171.155005
Energy at 298.15K-171.161508
HF Energy-171.155005
Nuclear repulsion energy82.088826
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 B3LYPultrafine/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 3831 3831 22.41      
2 A 3595 3595 5.27      
3 A 3512 3512 2.03      
4 A 3097 3097 23.81      
5 A 3025 3025 49.45      
6 A 1663 1663 29.39      
7 A 1508 1508 0.11      
8 A 1420 1420 28.86      
9 A 1383 1383 1.07      
10 A 1362 1362 8.16      
11 A 1153 1153 36.64      
12 A 1090 1090 31.56      
13 A 980 980 234.31      
14 A 907 907 2.76      
15 A 781 781 157.12      
16 A 476 476 46.79      
17 A 391 391 81.74      
18 A 270 270 76.41      

Unscaled Zero Point Vibrational Energy (zpe) 15221.1 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 15221.1 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 B3LYPultrafine/6-311+G(3df,2p)
ABC
1.29477 0.31627 0.28490

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYPultrafine/6-311+G(3df,2p)

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 1.226 -0.161 -0.019
C2 -0.029 0.534 0.048
O3 -1.206 -0.263 -0.116
H4 1.312 -0.700 -0.872
H5 1.378 -0.775 0.771
H6 -0.070 1.077 0.996
H7 -0.077 1.255 -0.766
H8 -1.311 -0.832 0.652

Atom - Atom Distances (Å)
  N1 C2 O3 H4 H5 H6 H7 H8
N11.43602.43601.01241.01212.05932.06412.7094
C21.43601.43122.04102.05311.09301.08841.9690
O32.43601.43122.66462.77932.07892.00060.9615
H41.01242.04102.66461.64542.92452.40053.0366
H51.01212.05312.77931.64542.36112.93262.6928
H62.05931.09302.07892.92452.36111.77122.3027
H72.06411.08842.00062.40052.93261.77122.8092
H82.70941.96900.96153.03662.69282.30272.8092

picture of aminomethanol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 O3 116.343 N1 C2 H6 108.268
N1 C2 H7 108.925 C2 N1 H4 111.780
C2 N1 H5 112.858 C2 O3 H8 109.183
O3 C2 H6 110.169 O3 C2 H7 104.298
H4 N1 H5 108.734 H6 C2 H7 108.571
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYPultrafine/6-311+G(3df,2p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.787      
2 C 0.516      
3 O -0.585      
4 H 0.203      
5 H 0.196      
6 H 0.125      
7 H 0.125      
8 H 0.207      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.433 -0.973 1.268 1.656
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -23.937 -1.551 -2.044
y -1.551 -17.843 -1.452
z -2.044 -1.452 -17.015
Traceless
 xyz
x -6.508 -1.551 -2.044
y -1.551 2.633 -1.452
z -2.044 -1.452 3.875
Polar
3z2-r27.750
x2-y2-6.094
xy-1.551
xz-2.044
yz-1.452


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.057 0.047 -0.062
y 0.047 4.400 -0.044
z -0.062 -0.044 4.080


<r2> (average value of r2) Å2
<r2> 50.198
(<r2>)1/2 7.085