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All results from a given calculation for NH2CH2OH (aminomethanol)

using model chemistry: B2PLYP/cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes 1A
Energy calculated at B2PLYP/cc-pVDZ
 hartrees
Energy at 0K-170.914188
Energy at 298.15K-170.920828
HF Energy-170.748500
Nuclear repulsion energy82.057520
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 B2PLYP/cc-pVDZ
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 3798 3637 14.57      
2 A 3572 3421 0.46      
3 A 3487 3340 0.71      
4 A 3134 3002 35.27      
5 A 3042 2913 71.24      
6 A 1668 1598 17.69      
7 A 1501 1437 0.39      
8 A 1432 1372 48.43      
9 A 1397 1338 1.79      
10 A 1382 1324 1.60      
11 A 1177 1127 25.12      
12 A 1122 1074 23.70      
13 A 1036 992 239.66      
14 A 921 882 3.53      
15 A 875 838 121.30      
16 A 480 460 50.62      
17 A 423 405 97.72      
18 A 313 300 57.17      

Unscaled Zero Point Vibrational Energy (zpe) 15379.0 cm-1
Scaled (by 0.9577) Zero Point Vibrational Energy (zpe) 14728.5 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 B2PLYP/cc-pVDZ
ABC
1.27524 0.31929 0.28643

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP/cc-pVDZ

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 1.231 -0.156 -0.022
C2 -0.032 0.537 0.048
O3 -1.200 -0.264 -0.114
H4 1.249 -0.731 -0.866
H5 1.320 -0.805 0.762
H6 -0.062 1.093 1.003
H7 -0.079 1.266 -0.774
H8 -1.255 -0.844 0.657

Atom - Atom Distances (Å)
  N1 C2 O3 H4 H5 H6 H7 H8
N11.44282.43541.02191.02192.06892.07462.6675
C21.44281.42502.02112.03501.10521.09911.9427
O32.43541.42502.60372.72262.09362.00720.9675
H41.02192.02112.60371.63162.92172.40002.9327
H51.02192.03502.72261.63162.36002.93372.5772
H62.06891.10522.09362.92172.36001.78482.3011
H72.07461.09912.00722.40002.93371.78482.8074
H82.66751.94270.96752.93272.57722.30112.8074

picture of aminomethanol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 O3 116.253 N1 C2 H6 107.843
N1 C2 H7 108.649 C2 N1 H4 108.975
C2 N1 H5 110.135 C2 O3 H8 107.026
O3 C2 H6 111.049 O3 C2 H7 104.614
H4 N1 H5 105.936 H6 C2 H7 108.133
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B2PLYP/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.206      
2 C 0.165      
3 O -0.293      
4 H 0.081      
5 H 0.070      
6 H 0.018      
7 H 0.038      
8 H 0.126      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.248 -1.156 1.203 1.687
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -23.301 -1.259 -1.799
y -1.259 -17.018 -1.329
z -1.799 -1.329 -16.768
Traceless
 xyz
x -6.408 -1.259 -1.799
y -1.259 3.016 -1.329
z -1.799 -1.329 3.391
Polar
3z2-r26.783
x2-y2-6.283
xy-1.259
xz-1.799
yz-1.329


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.504 -0.103 -0.096
y -0.103 3.407 -0.172
z -0.096 -0.172 3.384


<r2> (average value of r2) Å2
<r2> 49.547
(<r2>)1/2 7.039