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All results from a given calculation for NH2CH2OH (aminomethanol)

using model chemistry: TPSSh/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 TPSSh/6-31G**
 hartrees
Energy at 0K-171.082226
Energy at 298.15K-171.088810
HF Energy-171.082226
Nuclear repulsion energy81.859900
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 TPSSh/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 3772 3617 5.66      
2 A 3567 3420 0.30      
3 A 3477 3333 1.23      
4 A 3124 2995 36.07      
5 A 3033 2908 71.70      
6 A 1686 1617 20.48      
7 A 1525 1462 0.35      
8 A 1431 1371 41.75      
9 A 1398 1340 1.77      
10 A 1379 1322 3.09      
11 A 1160 1112 21.79      
12 A 1100 1055 23.15      
13 A 1002 961 250.52      
14 A 904 867 3.96      
15 A 841 807 158.99      
16 A 467 447 47.73      
17 A 423 405 113.97      
18 A 306 293 64.48      

Unscaled Zero Point Vibrational Energy (zpe) 15297.3 cm-1
Scaled (by 0.9587) Zero Point Vibrational Energy (zpe) 14665.5 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 TPSSh/6-31G**
ABC
1.28498 0.31510 0.28373

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 1.236 -0.158 -0.020
C2 -0.030 0.535 0.048
O3 -1.208 -0.263 -0.117
H4 1.272 -0.720 -0.869
H5 1.341 -0.799 0.765
H6 -0.060 1.086 0.997
H7 -0.074 1.254 -0.773
H8 -1.293 -0.821 0.671

Atom - Atom Distances (Å)
  N1 C2 O3 H4 H5 H6 H7 H8
N11.44492.44821.01861.01882.06482.06862.7050
C21.44491.43292.02712.04281.09791.09201.9559
O32.44821.43292.63062.74972.09252.00460.9691
H41.01862.02712.63061.63712.91852.39152.9933
H51.01882.04282.74971.63712.36022.92982.6364
H62.06481.09792.09252.91852.36021.77812.2941
H72.06861.09202.00462.39152.92981.77812.8068
H82.70501.95590.96912.99332.63642.29412.8068

picture of aminomethanol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 O3 116.574 N1 C2 H6 107.811
N1 C2 H7 108.455 C2 N1 H4 109.528
C2 N1 H5 110.844 C2 O3 H8 107.454
O3 C2 H6 110.850 O3 C2 H7 104.295
H4 N1 H5 106.934 H6 C2 H7 108.576
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at TPSSh/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.610      
2 C 0.091      
3 O -0.541      
4 H 0.258      
5 H 0.244      
6 H 0.115      
7 H 0.142      
8 H 0.300      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.220 -1.190 1.283 1.764
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.532 -0.117 -0.098
y -0.117 3.305 -0.190
z -0.098 -0.190 3.413


<r2> (average value of r2) Å2
<r2> 49.795
(<r2>)1/2 7.057