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All results from a given calculation for NH2CH2OH (aminomethanol)

using model chemistry: PBEPBEultrafine/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 PBEPBEultrafine/6-311G*
 hartrees
Energy at 0K-170.910866
Energy at 298.15K-170.917455
HF Energy-170.910866
Nuclear repulsion energy81.607104
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 PBEPBEultrafine/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 3641 3603 1.52      
2 A 3491 3455 0.61      
3 A 3407 3371 2.80      
4 A 3042 3010 33.51      
5 A 2946 2915 74.27      
6 A 1673 1656 31.03      
7 A 1460 1444 0.28      
8 A 1396 1381 38.56      
9 A 1363 1349 2.44      
10 A 1346 1332 0.62      
11 A 1146 1134 23.31      
12 A 1082 1071 24.20      
13 A 961 951 253.09      
14 A 895 886 3.28      
15 A 817 809 168.55      
16 A 465 460 55.60      
17 A 437 432 118.29      
18 A 320 317 67.82      

Unscaled Zero Point Vibrational Energy (zpe) 14943.8 cm-1
Scaled (by 0.9896) Zero Point Vibrational Energy (zpe) 14788.3 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 PBEPBEultrafine/6-311G*
ABC
1.28103 0.31300 0.28208

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 1.237 -0.158 -0.023
C2 -0.028 0.534 0.047
O3 -1.214 -0.262 -0.114
H4 1.276 -0.730 -0.871
H5 1.365 -0.785 0.775
H6 -0.053 1.091 1.003
H7 -0.078 1.260 -0.777
H8 -1.285 -0.839 0.667

Atom - Atom Distances (Å)
  N1 C2 O3 H4 H5 H6 H7 H8
N11.44382.45521.02301.02302.06802.07582.7022
C21.44381.43762.03492.05181.10611.09941.9622
O32.45521.43762.64442.77832.10412.01080.9740
H41.02302.03492.64441.64962.93102.40832.9894
H51.02302.05182.77831.64962.36222.94492.6534
H62.06801.10612.10412.93102.36221.78802.3149
H72.07581.09942.01082.40832.94491.78802.8189
H82.70221.96220.97402.98942.65342.31492.8189

picture of aminomethanol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 O3 116.879 N1 C2 H6 107.647
N1 C2 H7 108.657 C2 N1 H4 109.983
C2 N1 H5 111.420 C2 O3 H8 107.350
O3 C2 H6 110.952 O3 C2 H7 104.066
H4 N1 H5 107.464 H6 C2 H7 108.326
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBEultrafine/6-311G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.700      
2 C -0.159      
3 O -0.517      
4 H 0.310      
5 H 0.298      
6 H 0.199      
7 H 0.222      
8 H 0.347      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.333 -1.270 1.341 1.877
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -23.811 -1.454 -1.957
y -1.454 -17.367 -1.418
z -1.957 -1.418 -16.763
Traceless
 xyz
x -6.746 -1.454 -1.957
y -1.454 2.920 -1.418
z -1.957 -1.418 3.826
Polar
3z2-r27.653
x2-y2-6.444
xy-1.454
xz-1.957
yz-1.418


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.019 -0.065 -0.128
y -0.065 3.644 -0.179
z -0.128 -0.179 3.610


<r2> (average value of r2) Å2
<r2> 50.327
(<r2>)1/2 7.094