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All results from a given calculation for NH2CH2OH (aminomethanol)

using model chemistry: BLYP/aug-cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes 1A
Energy calculated at BLYP/aug-cc-pVTZ
 hartrees
Energy at 0K-171.101836
Energy at 298.15K-171.108273
HF Energy-171.101836
Nuclear repulsion energy81.126396
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 BLYP/aug-cc-pVTZ
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 3653 3641 12.40      
2 A 3478 3466 2.60      
3 A 3398 3386 1.79      
4 A 3027 3017 22.51      
5 A 2957 2947 47.60      
6 A 1622 1617 23.22      
7 A 1461 1456 0.10      
8 A 1373 1368 25.26      
9 A 1345 1340 2.24      
10 A 1319 1314 4.43      
11 A 1116 1113 27.55      
12 A 1048 1044 30.09      
13 A 884 881 240.99      
14 A 880 877 1.32      
15 A 757 755 152.08      
16 A 456 454 41.11      
17 A 390 389 75.61      
18 A 272 271 66.26      

Unscaled Zero Point Vibrational Energy (zpe) 14717.6 cm-1
Scaled (by 0.9966) Zero Point Vibrational Energy (zpe) 14667.5 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 BLYP/aug-cc-pVTZ
ABC
1.27612 0.30703 0.27727

See section I.F.4 to change rotational constant units
Geometric Data calculated at BLYP/aug-cc-pVTZ

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 1.243 -0.164 -0.019
C2 -0.020 0.539 0.048
O3 -1.227 -0.264 -0.119
H4 1.323 -0.711 -0.876
H5 1.387 -0.786 0.776
H6 -0.062 1.083 1.001
H7 -0.070 1.257 -0.777
H8 -1.343 -0.813 0.676

Atom - Atom Distances (Å)
  N1 C2 O3 H4 H5 H6 H7 H8
N11.44742.47351.02001.01972.07352.07812.7550
C21.44741.45872.05442.06571.09861.09431.9927
O32.47351.45872.69672.81152.10392.02040.9730
H41.02002.05442.69671.65542.94302.41313.0865
H51.01972.06572.81151.65542.37582.95112.7319
H62.07351.09862.10392.94302.37581.78642.3108
H72.07811.09432.02042.41312.95111.78642.8305
H82.75501.99270.97303.08652.73192.31082.8305

picture of aminomethanol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 O3 116.673 N1 C2 H6 108.286
N1 C2 H7 108.903 C2 N1 H4 111.563
C2 N1 H5 112.563 C2 O3 H8 108.403
O3 C2 H6 109.916 O3 C2 H7 103.713
H4 N1 H5 108.508 H6 C2 H7 109.106
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/aug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.336      
2 C 0.024      
3 O -0.461      
4 H 0.058      
5 H 0.055      
6 H 0.248      
7 H 0.293      
8 H 0.120      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.481 -0.883 1.235 1.592
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -24.131 -1.569 -2.050
y -1.569 -18.265 -1.397
z -2.050 -1.397 -17.309
Traceless
 xyz
x -6.344 -1.569 -2.050
y -1.569 2.456 -1.397
z -2.050 -1.397 3.889
Polar
3z2-r27.778
x2-y2-5.867
xy-1.569
xz-2.050
yz-1.397


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.750 0.084 -0.095
y 0.084 4.891 -0.042
z -0.095 -0.042 4.519


<r2> (average value of r2) Å2
<r2> 51.358
(<r2>)1/2 7.166