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All results from a given calculation for NH2CH2OH (aminomethanol)

using model chemistry: mPW1PW91/6-311G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes 1A
Energy calculated at mPW1PW91/6-311G**
 hartrees
Energy at 0K-171.086330
Energy at 298.15K-171.092952
HF Energy-171.086330
Nuclear repulsion energy82.468090
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 mPW1PW91/6-311G**
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 3884 3716 18.24      
2 A 3631 3474 1.69      
3 A 3545 3392 0.36      
4 A 3129 2993 32.56      
5 A 3042 2911 67.28      
6 A 1678 1606 30.01      
7 A 1510 1444 0.10      
8 A 1437 1375 40.41      
9 A 1397 1337 1.18      
10 A 1382 1322 4.11      
11 A 1179 1128 33.42      
12 A 1121 1073 30.94      
13 A 1035 990 230.56      
14 A 920 880 2.98      
15 A 827 791 164.35      
16 A 485 464 54.42      
17 A 422 404 104.36      
18 A 306 292 71.34      

Unscaled Zero Point Vibrational Energy (zpe) 15465.0 cm-1
Scaled (by 0.9567) Zero Point Vibrational Energy (zpe) 14795.3 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 mPW1PW91/6-311G**
ABC
1.29676 0.32091 0.28845

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/6-311G**

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 1.221 -0.157 -0.022
C2 -0.033 0.532 0.047
O3 -1.198 -0.263 -0.113
H4 1.280 -0.710 -0.868
H5 1.355 -0.778 0.767
H6 -0.064 1.082 0.995
H7 -0.079 1.257 -0.766
H8 -1.263 -0.844 0.646

Atom - Atom Distances (Å)
  N1 C2 O3 H4 H5 H6 H7 H8
N11.43302.42321.01221.01202.05492.06092.6627
C21.43301.41942.02542.03991.09631.09031.9409
O32.42321.41942.62822.74932.07881.99660.9587
H41.01222.02542.62821.63752.91312.39302.9622
H51.01202.03992.74931.63752.35072.92382.6221
H62.05491.09632.07882.91312.35071.76982.2955
H72.06091.09031.99662.39302.92381.76982.7948
H82.66271.94090.95872.96222.62212.29552.7948

picture of aminomethanol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 O3 116.323 N1 C2 H6 107.928
N1 C2 H7 108.762 C2 N1 H4 110.679
C2 N1 H5 111.937 C2 O3 H8 107.828
O3 C2 H6 110.791 O3 C2 H7 104.655
H4 N1 H5 107.998 H6 C2 H7 108.078
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.479      
2 C 0.039      
3 O -0.403      
4 H 0.199      
5 H 0.188      
6 H 0.111      
7 H 0.126      
8 H 0.218      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.359 -1.160 1.278 1.763
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -23.366 -1.442 -1.907
y -1.442 -16.989 -1.384
z -1.907 -1.384 -16.527
Traceless
 xyz
x -6.608 -1.442 -1.907
y -1.442 2.958 -1.384
z -1.907 -1.384 3.650
Polar
3z2-r27.300
x2-y2-6.377
xy-1.442
xz-1.907
yz-1.384


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.747 -0.078 -0.093
y -0.078 3.510 -0.156
z -0.093 -0.156 3.485


<r2> (average value of r2) Å2
<r2> 49.302
(<r2>)1/2 7.022