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All results from a given calculation for NH2CH2OH (aminomethanol)

using model chemistry: B97D3/3-21G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes 1A
Energy calculated at B97D3/3-21G*
 hartrees
Energy at 0K-170.024360
Energy at 298.15K-170.030840
HF Energy-170.024360
Nuclear repulsion energy80.191303
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 B97D3/3-21G*
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A 3463 3463 0.27      
2 A 3363 3363 8.34      
3 A 3356 3356 2.53      
4 A 3076 3076 32.36      
5 A 2962 2962 81.47      
6 A 1703 1703 19.10      
7 A 1514 1514 0.50      
8 A 1402 1402 21.06      
9 A 1382 1382 2.41      
10 A 1353 1353 2.52      
11 A 1149 1149 17.81      
12 A 1064 1064 34.85      
13 A 885 885 13.11      
14 A 877 877 156.72      
15 A 650 650 234.63      
16 A 450 450 74.24      
17 A 427 427 142.68      
18 A 326 326 67.67      

Unscaled Zero Point Vibrational Energy (zpe) 14700.8 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 14700.8 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 B97D3/3-21G*
ABC
1.26332 0.29821 0.26990

See section I.F.4 to change rotational constant units
Geometric Data calculated at B97D3/3-21G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 1.250 -0.171 -0.027
C2 -0.015 0.541 0.052
O3 -1.259 -0.256 -0.114
H4 1.348 -0.704 -0.898
H5 1.441 -0.769 0.785
H6 -0.020 1.097 1.005
H7 -0.071 1.253 -0.778
H8 -1.288 -0.881 0.669

Atom - Atom Distances (Å)
  N1 C2 O3 H4 H5 H6 H7 H8
N11.45362.51161.02651.02692.07002.08202.7264
C21.45361.48572.07622.09141.10351.09522.0059
O32.51161.48572.75872.89132.14832.03151.0029
H41.02652.07622.75871.68762.95602.41983.0723
H51.02692.09142.89131.68762.38032.96952.7341
H62.07001.10352.14832.95602.38031.79072.3738
H72.08201.09522.03152.41982.96951.79072.8516
H82.72642.00591.00293.07232.73412.37382.8516

picture of aminomethanol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 O3 117.400 N1 C2 H6 107.300
N1 C2 H7 108.727 C2 N1 H4 112.537
C2 N1 H5 113.837 C2 O3 H8 105.783
O3 C2 H6 111.286 O3 C2 H7 102.788
H4 N1 H5 110.543 H6 C2 H7 109.062
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B97D3/3-21G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.671      
2 C -0.071      
3 O -0.534      
4 H 0.279      
5 H 0.268      
6 H 0.190      
7 H 0.228      
8 H 0.311      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.699 -1.347 1.306 2.002
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -23.006 -1.627 -1.895
y -1.627 -16.582 -1.333
z -1.895 -1.333 -16.323
Traceless
 xyz
x -6.554 -1.627 -1.895
y -1.627 3.083 -1.333
z -1.895 -1.333 3.471
Polar
3z2-r26.942
x2-y2-6.425
xy-1.627
xz-1.895
yz-1.333


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.320 -0.098 -0.090
y -0.098 2.862 -0.267
z -0.090 -0.267 3.086


<r2> (average value of r2) Å2
<r2> 51.540
(<r2>)1/2 7.179