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All results from a given calculation for NH2CH2OH (aminomethanol)

using model chemistry: B2PLYP/TZVP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes 1A
Energy calculated at B2PLYP/TZVP
 hartrees
Energy at 0K-170.986028
Energy at 298.15K-170.992628
HF Energy-170.808059
Nuclear repulsion energy82.137734
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 B2PLYP/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 3826 3652 18.19      
2 A 3629 3463 3.48      
3 A 3536 3374 1.56      
4 A 3154 3010 26.92      
5 A 3069 2929 56.20      
6 A 1683 1606 33.60      
7 A 1521 1452 0.07      
8 A 1450 1384 39.27      
9 A 1404 1340 0.86      
10 A 1379 1316 5.04      
11 A 1175 1121 32.52      
12 A 1105 1054 31.44      
13 A 993 947 250.11      
14 A 925 883 2.83      
15 A 811 774 166.55      
16 A 484 462 60.52      
17 A 416 397 99.03      
18 A 303 289 75.92      

Unscaled Zero Point Vibrational Energy (zpe) 15429.6 cm-1
Scaled (by 0.9544) Zero Point Vibrational Energy (zpe) 14726.0 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 B2PLYP/TZVP
ABC
1.29026 0.31747 0.28544

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP/TZVP

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 1.223 -0.162 -0.023
C2 -0.028 0.537 0.048
O3 -1.208 -0.261 -0.113
H4 1.297 -0.704 -0.873
H5 1.376 -0.771 0.770
H6 -0.061 1.075 0.998
H7 -0.078 1.257 -0.764
H8 -1.269 -0.859 0.640

Atom - Atom Distances (Å)
  N1 C2 O3 H4 H5 H6 H7 H8
N11.43492.43491.01141.01122.05442.06282.6714
C21.43491.43322.03582.04991.09221.08681.9591
O32.43491.43322.65492.77732.08192.00130.9630
H41.01142.03582.65491.64602.91732.39732.9825
H51.01122.04992.77731.64602.35062.92902.6492
H62.05441.09222.08192.91732.35061.77172.3088
H72.06281.08682.00132.39732.92901.77172.8048
H82.67141.95910.96302.98252.64922.30882.8048

picture of aminomethanol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 O3 116.196 N1 C2 H6 108.003
N1 C2 H7 108.991 C2 N1 H4 111.474
C2 N1 H5 112.713 C2 O3 H8 108.081
O3 C2 H6 110.323 O3 C2 H7 104.306
H4 N1 H5 108.931 H6 C2 H7 108.798
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B2PLYP/TZVP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.418      
2 C -0.062      
3 O -0.384      
4 H 0.199      
5 H 0.191      
6 H 0.108      
7 H 0.122      
8 H 0.244      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.502 -1.143 1.334 1.827
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -24.229 -1.587 -2.002
y -1.587 -17.493 -1.454
z -2.002 -1.454 -16.940
Traceless
 xyz
x -7.012 -1.587 -2.002
y -1.587 3.091 -1.454
z -2.002 -1.454 3.921
Polar
3z2-r27.842
x2-y2-6.736
xy-1.587
xz-2.002
yz-1.454


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.120 -0.027 -0.068
y -0.027 3.764 -0.126
z -0.068 -0.126 3.678


<r2> (average value of r2) Å2
<r2> 50.044
(<r2>)1/2 7.074