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All results from a given calculation for NH2CH2OH (aminomethanol)

using model chemistry: B3LYPultrafine/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes 1A
Energy calculated at B3LYPultrafine/6-31+G**
 hartrees
Energy at 0K-171.099714
Energy at 298.15K-171.106242
HF Energy-171.099714
Nuclear repulsion energy81.820599
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/6-31+G**
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 3814 3672 19.19      
2 A 3617 3482 5.40      
3 A 3521 3390 1.31      
4 A 3128 3011 26.56      
5 A 3045 2931 56.41      
6 A 1672 1610 37.84      
7 A 1506 1450 0.06      
8 A 1421 1368 38.54      
9 A 1383 1331 1.57      
10 A 1356 1306 5.73      
11 A 1149 1106 47.66      
12 A 1091 1050 33.64      
13 A 984 947 258.75      
14 A 905 871 2.72      
15 A 782 752 179.01      
16 A 474 456 50.07      
17 A 406 390 101.94      
18 A 288 277 95.39      

Unscaled Zero Point Vibrational Energy (zpe) 15270.7 cm-1
Scaled (by 0.9627) Zero Point Vibrational Energy (zpe) 14701.1 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 B3LYPultrafine/6-31+G**
ABC
1.28856 0.31399 0.28310

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYPultrafine/6-31+G**

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 1.229 -0.162 -0.019
C2 -0.028 0.535 0.048
O3 -1.211 -0.263 -0.117
H4 1.319 -0.696 -0.878
H5 1.388 -0.777 0.772
H6 -0.067 1.078 1.001
H7 -0.076 1.257 -0.770
H8 -1.318 -0.834 0.655

Atom - Atom Distances (Å)
  N1 C2 O3 H4 H5 H6 H7 H8
N11.43862.44371.01551.01532.06342.06852.7191
C21.43861.43662.04682.06171.09711.09201.9769
O32.44371.43662.67752.79462.08732.00580.9667
H41.01552.04682.67751.65422.93282.40283.0539
H51.01532.06172.79461.65422.36882.94262.7091
H62.06341.09712.08732.93282.36881.77952.3114
H72.06851.09202.00582.40282.94261.77952.8188
H82.71911.97690.96673.05392.70912.31142.8188

picture of aminomethanol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 O3 116.409 N1 C2 H6 108.176
N1 C2 H7 108.881 C2 N1 H4 111.872
C2 N1 H5 113.190 C2 O3 H8 109.120
O3 C2 H6 110.221 O3 C2 H7 104.148
H4 N1 H5 109.084 H6 C2 H7 108.753
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYPultrafine/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.640      
2 C -0.029      
3 O -0.510      
4 H 0.297      
5 H 0.283      
6 H 0.124      
7 H 0.143      
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
  0.466 -1.093 1.407 1.842
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -24.427 -1.709 -2.256
y -1.709 -17.795 -1.543
z -2.256 -1.543 -16.976
Traceless
 xyz
x -7.041 -1.709 -2.256
y -1.709 2.906 -1.543
z -2.256 -1.543 4.135
Polar
3z2-r28.269
x2-y2-6.631
xy-1.709
xz-2.256
yz-1.543


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.681 0.048 -0.048
y 0.048 4.029 -0.046
z -0.048 -0.046 3.760


<r2> (average value of r2) Å2
<r2> 50.542
(<r2>)1/2 7.109