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All results from a given calculation for NH2CH2OH (aminomethanol)

using model chemistry: wB97X-D/CEP-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes 1A
Energy calculated at wB97X-D/CEP-31G*
 hartrees
Energy at 0K-34.529542
Energy at 298.15K-34.536052
HF Energy-34.529542
Nuclear repulsion energy 
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 wB97X-D/CEP-31G*
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 3876 3876 9.23      
2 A 3645 3645 0.79      
3 A 3542 3542 0.47      
4 A 3170 3170 46.18      
5 A 3079 3079 91.37      
6 A 1698 1698 35.08      
7 A 1515 1515 0.18      
8 A 1440 1440 53.85      
9 A 1388 1388 2.50      
10 A 1372 1372 4.73      
11 A 1165 1165 49.59      
12 A 1111 1111 41.13      
13 A 1039 1039 248.18      
14 A 916 916 4.68      
15 A 845 845 163.83      
16 A 477 477 44.41      
17 A 401 401 111.27      
18 A 256 256 104.23      

Unscaled Zero Point Vibrational Energy (zpe) 15467.3 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 15467.3 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 wB97X-D/CEP-31G*
ABC
1.26709 0.31295 0.28156

See section I.F.4 to change rotational constant units
Geometric Data calculated at wB97X-D/CEP-31G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 1.241 -0.160 -0.017
C2 -0.034 0.541 0.049
O3 -1.209 -0.268 -0.120
H4 1.295 -0.700 -0.882
H5 1.347 -0.810 0.764
H6 -0.074 1.085 1.008
H7 -0.075 1.267 -0.772
H8 -1.308 -0.823 0.668

Atom - Atom Distances (Å)
  N1 C2 O3 H4 H5 H6 H7 H8
N11.45562.45411.02121.02142.08102.08302.7217
C21.45561.43652.04232.05911.10391.09771.9668
O32.45411.43652.65262.75782.09562.01700.9690
H41.02122.04232.65261.65012.93852.39993.0323
H51.02142.05912.75781.65012.38122.94892.6570
H62.08101.10392.09562.93852.38121.79022.2982
H72.08301.09772.01702.39992.94891.79022.8225
H82.72171.96680.96903.03232.65702.29822.8225

picture of aminomethanol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 O3 116.109 N1 C2 H6 108.000
N1 C2 H7 108.523 C2 N1 H4 109.847
C2 N1 H5 111.250 C2 O3 H8 108.119
O3 C2 H6 110.480 O3 C2 H7 104.694
H4 N1 H5 107.768 H6 C2 H7 108.810
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at wB97X-D/CEP-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.479      
2 C -0.365      
3 O -0.440      
4 H 0.285      
5 H 0.267      
6 H 0.168      
7 H 0.196      
8 H 0.368      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.231 -1.260 1.417 1.910
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -23.942 -1.720 -2.342
y -1.720 -16.752 -1.504
z -2.342 -1.504 -16.245
Traceless
 xyz
x -7.444 -1.720 -2.342
y -1.720 3.342 -1.504
z -2.342 -1.504 4.102
Polar
3z2-r28.205
x2-y2-7.191
xy-1.720
xz-2.342
yz-1.504


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.489 -0.077 -0.059
y -0.077 3.169 -0.179
z -0.059 -0.179 3.317


<r2> (average value of r2) Å2
<r2> 43.390
(<r2>)1/2 6.587