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All results from a given calculation for NH2CH2OH (aminomethanol)

using model chemistry: B3LYP/6-31G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes 1A
Energy calculated at B3LYP/6-31G
 hartrees
Energy at 0K-171.017592
Energy at 298.15K-171.023992
HF Energy-171.017592
Nuclear repulsion energy81.042667
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 B3LYP/6-31G
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 3708 3567 5.05      
2 A 3609 3472 2.03      
3 A 3585 3449 2.63      
4 A 3153 3033 32.54      
5 A 3054 2938 69.52      
6 A 1713 1648 38.81      
7 A 1537 1478 0.57      
8 A 1439 1384 24.64      
9 A 1390 1337 3.15      
10 A 1352 1300 8.71      
11 A 1171 1127 75.70      
12 A 1112 1070 23.91      
13 A 909 875 177.74      
14 A 899 865 54.57      
15 A 587 564 229.12      
16 A 436 419 92.72      
17 A 420 404 128.39      
18 A 285 275 148.23      

Unscaled Zero Point Vibrational Energy (zpe) 15178.9 cm-1
Scaled (by 0.962) Zero Point Vibrational Energy (zpe) 14602.1 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 B3LYP/6-31G
ABC
1.28881 0.30472 0.27560

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/6-31G

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 1.215 -0.186 -0.026
C2 -0.013 0.538 0.047
O3 -1.246 -0.255 -0.106
H4 1.427 -0.652 -0.896
H5 1.543 -0.665 0.800
H6 -0.038 1.089 0.995
H7 -0.083 1.248 -0.778
H8 -1.309 -0.907 0.623

Atom - Atom Distances (Å)
  N1 C2 O3 H4 H5 H6 H7 H8
N11.42742.46401.00961.00952.05892.07512.7042
C21.42741.47392.09232.10601.09691.09042.0244
O32.46401.47392.81592.96152.11572.01540.9802
H41.00962.09232.81591.70012.95872.42953.1398
H51.00952.10602.96151.70012.36982.96512.8677
H62.05891.09692.11572.95872.36981.78022.3949
H72.07511.09042.01542.42952.96511.78022.8473
H82.70422.02440.98023.13982.86772.39492.8473

picture of aminomethanol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 O3 116.252 N1 C2 H6 108.588
N1 C2 H7 110.289 C2 N1 H4 117.278
C2 N1 H5 118.579 C2 O3 H8 109.508
O3 C2 H6 109.895 O3 C2 H7 102.587
H4 N1 H5 114.701 H6 C2 H7 108.956
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/6-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.694      
2 C 0.071      
3 O -0.599      
4 H 0.299      
5 H 0.289      
6 H 0.135      
7 H 0.167      
8 H 0.332      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.347 -1.159 1.462 2.301
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -22.619 -1.536 -2.040
y -1.536 -17.133 -1.351
z -2.040 -1.351 -16.500
Traceless
 xyz
x -5.803 -1.536 -2.040
y -1.536 2.426 -1.351
z -2.040 -1.351 3.377
Polar
3z2-r26.754
x2-y2-5.486
xy-1.536
xz-2.040
yz-1.351


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.496 -0.073 -0.060
y -0.073 2.929 -0.250
z -0.060 -0.250 3.130


<r2> (average value of r2) Å2
<r2> 51.080
(<r2>)1/2 7.147