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All results from a given calculation for NH2CH2OH (aminomethanol)

using model chemistry: HF/aug-cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes 1A
Energy calculated at HF/aug-cc-pVTZ
 hartrees
Energy at 0K-170.152246
Energy at 298.15K-170.158912
HF Energy-170.152246
Nuclear repulsion energy83.174934
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 HF/aug-cc-pVTZ
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 4155 3783 46.67      
2 A 3814 3472 6.35      
3 A 3730 3396 3.05      
4 A 3252 2961 38.25      
5 A 3181 2896 66.00      
6 A 1800 1639 34.53      
7 A 1641 1494 0.09      
8 A 1549 1410 47.46      
9 A 1502 1367 0.02      
10 A 1483 1350 14.03      
11 A 1242 1131 56.17      
12 A 1178 1072 61.48      
13 A 1129 1028 219.43      
14 A 980 892 2.78      
15 A 884 805 142.03      
16 A 519 473 45.24      
17 A 392 357 88.62      
18 A 282 257 85.66      

Unscaled Zero Point Vibrational Energy (zpe) 16355.8 cm-1
Scaled (by 0.9104) Zero Point Vibrational Energy (zpe) 14890.3 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 HF/aug-cc-pVTZ
ABC
1.31223 0.32650 0.29294

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/aug-cc-pVTZ

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 1.212 -0.158 -0.016
C2 -0.038 0.533 0.047
O3 -1.181 -0.265 -0.115
H4 1.304 -0.678 -0.863
H5 1.352 -0.774 0.756
H6 -0.085 1.067 0.989
H7 -0.079 1.253 -0.755
H8 -1.294 -0.834 0.625

Atom - Atom Distances (Å)
  N1 C2 O3 H4 H5 H6 H7 H8
N11.42962.39730.99760.99752.04762.05052.6733
C21.42961.40342.02372.03531.08381.07911.9443
O32.39731.40342.62782.72652.04841.98270.9404
H40.99762.02372.62781.62222.89882.37792.9978
H50.99752.03532.72651.62222.34692.90532.6498
H62.04761.08382.04842.89882.34691.75402.2826
H72.05051.07911.98272.37792.90531.75402.7821
H82.67331.94430.94042.99782.64982.28262.7821

picture of aminomethanol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 O3 115.592 N1 C2 H6 108.325
N1 C2 H7 108.834 C2 N1 H4 111.740
C2 N1 H5 112.769 C2 O3 H8 110.542
O3 C2 H6 110.225 O3 C2 H7 105.255
H4 N1 H5 108.799 H6 C2 H7 108.378
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/aug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.521      
2 C -0.098      
3 O -0.551      
4 H 0.130      
5 H 0.119      
6 H 0.362      
7 H 0.402      
8 H 0.158      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.301 -1.018 1.292 1.672
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -23.679 -1.513 -2.137
y -1.513 -17.320 -1.484
z -2.137 -1.484 -16.675
Traceless
 xyz
x -6.682 -1.513 -2.137
y -1.513 2.857 -1.484
z -2.137 -1.484 3.825
Polar
3z2-r27.650
x2-y2-6.359
xy-1.513
xz-2.137
yz-1.484


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.310 0.022 -0.046
y 0.022 3.986 -0.056
z -0.046 -0.056 3.779


<r2> (average value of r2) Å2
<r2> 48.952
(<r2>)1/2 6.997