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All results from a given calculation for NH2CH2OH (aminomethanol)

using model chemistry: HF/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes 1A
Energy calculated at HF/6-31G(2df,p)
 hartrees
Energy at 0K-170.096470
Energy at 298.15K-170.103176
HF Energy-170.096470
Nuclear repulsion energy83.216639
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/6-31G(2df,p)
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 4171 3777 35.90      
2 A 3818 3457 3.24      
3 A 3733 3380 1.28      
4 A 3254 2947 46.23      
5 A 3178 2878 75.21      
6 A 1805 1634 30.33      
7 A 1642 1487 0.55      
8 A 1555 1408 57.70      
9 A 1506 1364 0.46      
10 A 1495 1354 10.65      
11 A 1253 1134 36.18      
12 A 1190 1078 75.86      
13 A 1144 1036 200.65      
14 A 983 890 2.65      
15 A 919 832 145.09      
16 A 519 470 45.21      
17 A 406 368 104.12      
18 A 302 273 74.40      

Unscaled Zero Point Vibrational Energy (zpe) 16435.6 cm-1
Scaled (by 0.9055) Zero Point Vibrational Energy (zpe) 14882.4 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/6-31G(2df,p)
ABC
1.30561 0.32808 0.29379

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/6-31G(2df,p)

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 1.213 -0.156 -0.018
C2 -0.041 0.534 0.047
O3 -1.178 -0.266 -0.113
H4 1.277 -0.693 -0.859
H5 1.335 -0.779 0.755
H6 -0.083 1.074 0.989
H7 -0.082 1.256 -0.759
H8 -1.267 -0.842 0.625

Atom - Atom Distances (Å)
  N1 C2 O3 H4 H5 H6 H7 H8
N11.43262.39590.99970.99972.05122.05422.6521
C21.43261.40002.01542.02901.08711.08221.9320
O32.39591.40002.60172.70792.05191.98370.9406
H40.99972.01542.60171.61682.89612.37822.9487
H50.99972.02902.70791.61682.34492.90472.6056
H62.05121.08712.05192.89612.34491.75702.2821
H72.05421.08221.98372.37822.90471.75702.7787
H82.65211.93200.94062.94872.60562.28212.7787

picture of aminomethanol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 O3 115.519 N1 C2 H6 108.213
N1 C2 H7 108.746 C2 N1 H4 110.653
C2 N1 H5 111.833 C2 O3 H8 109.708
O3 C2 H6 110.552 O3 C2 H7 105.385
H4 N1 H5 107.931 H6 C2 H7 108.180
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.634      
2 C 0.098      
3 O -0.563      
4 H 0.268      
5 H 0.257      
6 H 0.117      
7 H 0.141      
8 H 0.317      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.232 -1.134 1.253 1.706
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -23.184 -1.356 -1.949
y -1.356 -16.793 -1.424
z -1.949 -1.424 -16.393
Traceless
 xyz
x -6.591 -1.356 -1.949
y -1.356 2.996 -1.424
z -1.949 -1.424 3.595
Polar
3z2-r27.191
x2-y2-6.391
xy-1.356
xz-1.949
yz-1.424


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.293 -0.117 -0.071
y -0.117 3.254 -0.133
z -0.071 -0.133 3.278


<r2> (average value of r2) Å2
<r2> 48.531
(<r2>)1/2 6.966