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All results from a given calculation for NH2CH2OH (aminomethanol)

using model chemistry: HF/CEP-121G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes 1A
Energy calculated at HF/CEP-121G*
 hartrees
Energy at 0K-33.767956
Energy at 298.15K-33.774655
HF Energy-33.767956
Nuclear repulsion energy49.861079
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/CEP-121G*
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 4129 3730 27.38      
2 A 3807 3440 0.82      
3 A 3722 3362 0.57      
4 A 3308 2988 53.49      
5 A 3221 2909 88.60      
6 A 1845 1667 43.91      
7 A 1645 1486 0.55      
8 A 1559 1408 84.68      
9 A 1508 1362 0.13      
10 A 1496 1352 9.01      
11 A 1244 1124 55.11      
12 A 1176 1062 74.35      
13 A 1140 1030 261.46      
14 A 981 886 3.44      
15 A 949 857 137.59      
16 A 514 464 50.88      
17 A 409 370 123.99      
18 A 296 267 96.10      

Unscaled Zero Point Vibrational Energy (zpe) 16474.6 cm-1
Scaled (by 0.9034) Zero Point Vibrational Energy (zpe) 14883.1 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 HF/CEP-121G*
ABC
1.29135 0.32220 0.28886

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/CEP-121G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 1.225 -0.159 -0.017
C2 -0.037 0.539 0.046
O3 -1.189 -0.269 -0.116
H4 1.283 -0.699 -0.860
H5 1.339 -0.787 0.757
H6 -0.083 1.075 0.991
H7 -0.078 1.257 -0.762
H8 -1.301 -0.820 0.646

Atom - Atom Distances (Å)
  N1 C2 O3 H4 H5 H6 H7 H8
N11.44332.41761.00341.00372.06112.06352.6932
C21.44331.41592.02402.03941.08721.08171.9506
O32.41761.41592.61652.72402.06211.99450.9474
H41.00342.02402.61651.62132.90522.38502.9929
H51.00372.03942.72401.62132.35482.91492.6421
H62.06111.08722.06212.90522.35481.76232.2789
H72.06351.08171.99452.38502.91491.76232.7916
H82.69321.95060.94742.99292.64212.27892.7916

picture of aminomethanol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 O3 115.462 N1 C2 H6 108.259
N1 C2 H7 108.770 C2 N1 H4 110.338
C2 N1 H5 111.643 C2 O3 H8 109.659
O3 C2 H6 110.254 O3 C2 H7 105.205
H4 N1 H5 107.763 H6 C2 H7 108.692
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/CEP-121G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.708      
2 C -0.030      
3 O -0.638      
4 H 0.325      
5 H 0.312      
6 H 0.149      
7 H 0.168      
8 H 0.423      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.212 -1.187 1.462 1.895
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -24.243 -1.634 -2.338
y -1.634 -17.079 -1.560
z -2.338 -1.560 -16.468
Traceless
 xyz
x -7.469 -1.634 -2.338
y -1.634 3.276 -1.560
z -2.338 -1.560 4.193
Polar
3z2-r28.387
x2-y2-7.164
xy-1.634
xz-2.338
yz-1.560


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.355 -0.064 -0.063
y -0.064 3.291 -0.138
z -0.063 -0.138 3.349


<r2> (average value of r2) Å2
<r2> 42.778
(<r2>)1/2 6.540