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All results from a given calculation for NH2CH2OH (aminomethanol)

using model chemistry: HSEh1PBE/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes 1A
Energy calculated at HSEh1PBE/6-31G*
 hartrees
Energy at 0K-170.889455
Energy at 298.15K-170.896079
HF Energy-170.889455
Nuclear repulsion energy82.356839
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 HSEh1PBE/6-31G*
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 3796 3610 10.36      
2 A 3613 3436 0.86      
3 A 3520 3348 0.50      
4 A 3151 2996 33.46      
5 A 3059 2909 68.30      
6 A 1712 1629 26.50      
7 A 1530 1455 0.11      
8 A 1447 1376 48.65      
9 A 1410 1341 1.40      
10 A 1400 1331 2.80      
11 A 1186 1128 30.06      
12 A 1134 1078 26.96      
13 A 1053 1002 238.92      
14 A 920 875 3.18      
15 A 860 818 169.49      
16 A 482 458 53.30      
17 A 430 409 119.67      
18 A 309 294 71.57      

Unscaled Zero Point Vibrational Energy (zpe) 15505.9 cm-1
Scaled (by 0.951) Zero Point Vibrational Energy (zpe) 14746.1 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 HSEh1PBE/6-31G*
ABC
1.29555 0.32012 0.28807

See section I.F.4 to change rotational constant units
Geometric Data calculated at HSEh1PBE/6-31G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 1.226 -0.156 -0.021
C2 -0.033 0.531 0.048
O3 -1.197 -0.262 -0.116
H4 1.269 -0.713 -0.869
H5 1.342 -0.792 0.763
H6 -0.063 1.083 0.998
H7 -0.077 1.257 -0.767
H8 -1.277 -0.832 0.661

Atom - Atom Distances (Å)
  N1 C2 O3 H4 H5 H6 H7 H8
N11.43522.42721.01611.01612.05752.06182.6801
C21.43521.41822.02042.03721.09911.09311.9441
O32.42721.41822.61772.73862.08251.99710.9667
H41.01612.02042.61771.63622.91302.38792.9723
H51.01612.03722.73861.63622.35482.92482.6205
H62.05751.09912.08252.91302.35481.77372.2924
H72.06181.09311.99712.38792.92481.77372.8008
H82.68011.94410.96672.97232.62052.29242.8008

picture of aminomethanol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 O3 116.552 N1 C2 H6 107.815
N1 C2 H7 108.516 C2 N1 H4 109.837
C2 N1 H5 111.263 C2 O3 H8 107.704
O3 C2 H6 111.000 O3 C2 H7 104.611
H4 N1 H5 107.243 H6 C2 H7 108.016
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HSEh1PBE/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.730      
2 C -0.015      
3 O -0.618      
4 H 0.323      
5 H 0.309      
6 H 0.157      
7 H 0.185      
8 H 0.390      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.215 -1.294 1.311 1.854
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -23.372 -1.479 -1.998
y -1.479 -16.862 -1.417
z -1.998 -1.417 -16.452
Traceless
 xyz
x -6.714 -1.479 -1.998
y -1.479 3.049 -1.417
z -1.998 -1.417 3.665
Polar
3z2-r27.330
x2-y2-6.509
xy-1.479
xz-1.998
yz-1.417


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.364 -0.121 -0.087
y -0.121 3.201 -0.184
z -0.087 -0.184 3.297


<r2> (average value of r2) Å2
<r2> 49.317
(<r2>)1/2 7.023