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All results from a given calculation for NH2CH2OH (aminomethanol)

using model chemistry: B2PLYP/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 B2PLYP/6-311G**
 hartrees
Energy at 0K-170.967560
Energy at 298.15K-170.974199
HF Energy-170.790933
Nuclear repulsion energy82.200217
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/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 3855 3855 16.39      
2 A 3611 3611 1.10      
3 A 3524 3524 0.51      
4 A 3140 3140 32.90      
5 A 3051 3051 65.87      
6 A 1681 1681 27.62      
7 A 1525 1525 0.06      
8 A 1448 1448 40.69      
9 A 1405 1405 0.98      
10 A 1390 1390 3.60      
11 A 1183 1183 24.57      
12 A 1112 1112 28.45      
13 A 1020 1020 245.63      
14 A 928 928 2.80      
15 A 849 849 149.79      
16 A 483 483 56.54      
17 A 425 425 103.69      
18 A 313 313 64.78      

Unscaled Zero Point Vibrational Energy (zpe) 15470.7 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 15470.7 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/6-311G**
ABC
1.28409 0.31910 0.28638

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP/6-311G**

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 1.227 -0.159 -0.023
C2 -0.032 0.538 0.047
O3 -1.203 -0.263 -0.112
H4 1.270 -0.719 -0.867
H5 1.349 -0.782 0.767
H6 -0.062 1.084 0.996
H7 -0.080 1.258 -0.769
H8 -1.250 -0.853 0.645

Atom - Atom Distances (Å)
  N1 C2 O3 H4 H5 H6 H7 H8
N11.44042.43341.01371.01362.05992.06652.6577
C21.44041.42772.02712.04161.09521.08911.9435
O32.43341.42772.62482.74872.08452.00130.9607
H41.01372.02712.62481.63722.91432.39532.9415
H51.01362.04162.74871.63722.35042.92612.6035
H62.05991.09522.08452.91432.35041.77372.2998
H72.06651.08912.00132.39532.92611.77372.7971
H82.65771.94350.96072.94152.60352.29982.7971

picture of aminomethanol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 O3 116.081 N1 C2 H6 107.887
N1 C2 H7 108.765 C2 N1 H4 110.166
C2 N1 H5 111.413 C2 O3 H8 107.301
O3 C2 H6 110.741 O3 C2 H7 104.541
H4 N1 H5 107.720 H6 C2 H7 108.586
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B2PLYP/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.456      
2 C 0.070      
3 O -0.398      
4 H 0.188      
5 H 0.177      
6 H 0.097      
7 H 0.112      
8 H 0.210      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.355 -1.138 1.265 1.738
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -23.773 -1.422 -1.835
y -1.422 -17.158 -1.372
z -1.835 -1.372 -16.768
Traceless
 xyz
x -6.810 -1.422 -1.835
y -1.422 3.113 -1.372
z -1.835 -1.372 3.697
Polar
3z2-r27.395
x2-y2-6.615
xy-1.422
xz-1.835
yz-1.372


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.751 -0.074 -0.091
y -0.074 3.525 -0.162
z -0.091 -0.162 3.491


<r2> (average value of r2) Å2
<r2> 49.669
(<r2>)1/2 7.048