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All results from a given calculation for NH2CH2OH (aminomethanol)

using model chemistry: B3LYPultrafine/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes 1A
Energy calculated at B3LYPultrafine/6-31G(2df,p)
 hartrees
Energy at 0K-171.092012
Energy at 298.15K-171.098577
HF Energy-171.092012
Nuclear repulsion energy82.117725
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 B3LYPultrafine/6-31G(2df,p)
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 3806 3673 10.87      
2 A 3576 3451 0.81      
3 A 3494 3372 0.35      
4 A 3091 2982 30.97      
5 A 3011 2906 62.32      
6 A 1670 1611 19.40      
7 A 1503 1451 0.14      
8 A 1429 1379 39.94      
9 A 1390 1341 0.70      
10 A 1380 1332 4.36      
11 A 1168 1127 19.33      
12 A 1102 1063 23.09      
13 A 1012 977 220.73      
14 A 912 880 3.38      
15 A 833 804 145.76      
16 A 476 459 44.50      
17 A 401 387 93.73      
18 A 293 283 56.65      

Unscaled Zero Point Vibrational Energy (zpe) 15273.0 cm-1
Scaled (by 0.965) Zero Point Vibrational Energy (zpe) 14738.5 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 B3LYPultrafine/6-31G(2df,p)
ABC
1.28620 0.31807 0.28579

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYPultrafine/6-31G(2df,p)

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 1.231 -0.157 -0.022
C2 -0.033 0.535 0.047
O3 -1.202 -0.263 -0.113
H4 1.269 -0.724 -0.864
H5 1.348 -0.785 0.768
H6 -0.063 1.089 0.996
H7 -0.081 1.259 -0.772
H8 -1.271 -0.844 0.652

Atom - Atom Distances (Å)
  N1 C2 O3 H4 H5 H6 H7 H8
N11.44262.43681.01571.01562.06462.07042.6800
C21.44261.42482.02742.04151.09901.09401.9490
O32.43681.42482.62292.74752.08702.00200.9631
H41.01572.02742.62291.63442.91882.40032.9597
H51.01562.04152.74751.63442.35642.93032.6214
H62.06461.09902.08702.91882.35641.77642.3042
H72.07041.09402.00202.40032.93031.77642.8043
H82.68001.94900.96312.95972.62142.30422.8043

picture of aminomethanol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 O3 116.386 N1 C2 H6 107.885
N1 C2 H7 108.635 C2 N1 H4 109.902
C2 N1 H5 111.110 C2 O3 H8 107.849
O3 C2 H6 110.915 O3 C2 H7 104.516
H4 N1 H5 107.148 H6 C2 H7 108.202
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYPultrafine/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.486      
2 C -0.040      
3 O -0.409      
4 H 0.230      
5 H 0.219      
6 H 0.097      
7 H 0.120      
8 H 0.269      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.271 -1.144 1.172 1.660
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -22.909 -1.301 -1.739
y -1.301 -16.996 -1.313
z -1.739 -1.313 -16.537
Traceless
 xyz
x -6.142 -1.301 -1.739
y -1.301 2.727 -1.313
z -1.739 -1.313 3.415
Polar
3z2-r26.830
x2-y2-5.913
xy-1.301
xz-1.739
yz-1.313


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.694 -0.112 -0.096
y -0.112 3.519 -0.156
z -0.096 -0.156 3.508


<r2> (average value of r2) Å2
<r2> 49.506
(<r2>)1/2 7.036