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All results from a given calculation for NH2CH2OH (aminomethanol)

using model chemistry: B2PLYP/6-311+G(3df,2p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes 1A
Energy calculated at B2PLYP/6-311+G(3df,2p)
 hartrees
Energy at 0K-171.017301
Energy at 298.15K-171.023826
HF Energy-170.811532
Nuclear repulsion energy82.224507
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/6-311+G(3df,2p)
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 3853 3853 25.46      
2 A 3625 3625 6.45      
3 A 3535 3535 2.30      
4 A 3136 3136 22.37      
5 A 3060 3060 46.80      
6 A 1672 1672 29.67      
7 A 1524 1524 0.09      
8 A 1431 1431 29.78      
9 A 1395 1395 1.09      
10 A 1372 1372 7.25      
11 A 1163 1163 38.93      
12 A 1103 1103 30.13      
13 A 998 998 234.90      
14 A 915 915 2.76      
15 A 798 798 150.18      
16 A 478 478 46.50      
17 A 392 392 83.00      
18 A 272 272 76.71      

Unscaled Zero Point Vibrational Energy (zpe) 15360.5 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 15360.5 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/6-311+G(3df,2p)
ABC
1.29448 0.31789 0.28610

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP/6-311+G(3df,2p)

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 1.225 -0.160 -0.020
C2 -0.029 0.535 0.048
O3 -1.203 -0.263 -0.116
H4 1.301 -0.702 -0.870
H5 1.368 -0.777 0.768
H6 -0.070 1.075 0.995
H7 -0.077 1.254 -0.766
H8 -1.301 -0.833 0.651

Atom - Atom Distances (Å)
  N1 C2 O3 H4 H5 H6 H7 H8
N11.43532.43121.01131.01102.05682.06182.6979
C21.43531.42882.03552.04771.09111.08651.9628
O32.43121.42882.65172.76642.07571.99770.9603
H41.01132.03552.65171.64182.91832.39503.0170
H51.01102.04772.76641.64182.35532.92692.6715
H62.05681.09112.07572.91832.35531.77002.2964
H72.06181.08651.99772.39502.92691.77002.8034
H82.69791.96280.96033.01702.67152.29642.8034

picture of aminomethanol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 O3 116.180 N1 C2 H6 108.229
N1 C2 H7 108.901 C2 N1 H4 111.427
C2 N1 H5 112.509 C2 O3 H8 108.899
O3 C2 H6 110.202 O3 C2 H7 104.342
H4 N1 H5 108.554 H6 C2 H7 108.746
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B2PLYP/6-311+G(3df,2p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.816      
2 C 0.576      
3 O -0.605      
4 H 0.200      
5 H 0.193      
6 H 0.125      
7 H 0.125      
8 H 0.202      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.404 -0.975 1.272 1.653
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -24.100 -1.556 -2.030
y -1.556 -17.830 -1.467
z -2.030 -1.467 -17.017
Traceless
 xyz
x -6.677 -1.556 -2.030
y -1.556 2.729 -1.467
z -2.030 -1.467 3.948
Polar
3z2-r27.896
x2-y2-6.271
xy-1.556
xz-2.030
yz-1.467


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.967 0.051 -0.055
y 0.051 4.339 -0.041
z -0.055 -0.041 4.028


<r2> (average value of r2) Å2
<r2> 50.055
(<r2>)1/2 7.075