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All results from a given calculation for NH2CH2OH (aminomethanol)

using model chemistry: TPSSh/TZVP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes 1A
Energy calculated at TPSSh/TZVP
 hartrees
Energy at 0K-171.148103
Energy at 298.15K-171.154668
HF Energy-171.148103
Nuclear repulsion energy81.858903
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 TPSSh/TZVP
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 3774 3637 12.04      
2 A 3576 3446 1.35      
3 A 3489 3362 0.64      
4 A 3116 3003 28.22      
5 A 3031 2921 60.26      
6 A 1679 1618 29.89      
7 A 1510 1455 0.04      
8 A 1429 1377 38.10      
9 A 1390 1340 1.76      
10 A 1363 1314 3.35      
11 A 1154 1112 29.51      
12 A 1086 1046 30.99      
13 A 967 931 254.57      
14 A 906 873 3.70      
15 A 802 773 165.27      
16 A 471 454 53.93      
17 A 417 401 95.99      
18 A 298 287 77.08      

Unscaled Zero Point Vibrational Energy (zpe) 15227.8 cm-1
Scaled (by 0.9637) Zero Point Vibrational Energy (zpe) 14675.0 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 TPSSh/TZVP
ABC
1.28890 0.31433 0.28322

See section I.F.4 to change rotational constant units
Geometric Data calculated at TPSSh/TZVP

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 1.230 -0.161 -0.021
C2 -0.027 0.536 0.048
O3 -1.212 -0.262 -0.116
H4 1.303 -0.706 -0.874
H5 1.374 -0.781 0.770
H6 -0.061 1.077 1.000
H7 -0.075 1.254 -0.769
H8 -1.296 -0.839 0.655

Atom - Atom Distances (Å)
  N1 C2 O3 H4 H5 H6 H7 H8
N11.43922.44641.01501.01492.05942.06562.7017
C21.43921.43802.04022.05361.09501.08941.9671
O32.44641.43802.66432.78262.08862.00450.9665
H41.01502.04022.66431.64712.92412.39853.0182
H51.01492.05362.78261.64712.35862.93432.6734
H62.05941.09502.08862.92412.35861.77792.3061
H72.06561.08942.00452.39852.93431.77792.8109
H82.70171.96710.96653.01822.67342.30612.8109

picture of aminomethanol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 O3 116.482 N1 C2 H6 107.943
N1 C2 H7 108.768 C2 N1 H4 111.290
C2 N1 H5 112.459 C2 O3 H8 108.190
O3 C2 H6 110.355 O3 C2 H7 104.104
H4 N1 H5 108.471 H6 C2 H7 108.958
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at TPSSh/TZVP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.420      
2 C -0.065      
3 O -0.386      
4 H 0.202      
5 H 0.194      
6 H 0.107      
7 H 0.122      
8 H 0.246      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.452 -1.117 1.334 1.797
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.259 -0.033 -0.080
y -0.033 3.825 -0.127
z -0.080 -0.127 3.747


<r2> (average value of r2) Å2
<r2> 50.202
(<r2>)1/2 7.085