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All results from a given calculation for NH2CH2OH (aminomethanol)

using model chemistry: B3LYPultrafine/aug-cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes 1A
Energy calculated at B3LYPultrafine/aug-cc-pVDZ
 hartrees
Energy at 0K-171.113419
Energy at 298.15K-171.119912
HF Energy-171.113419
Nuclear repulsion energy81.768737
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/aug-cc-pVDZ
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 3802 3690 20.56      
2 A 3588 3481 4.04      
3 A 3499 3395 2.09      
4 A 3115 3023 24.01      
5 A 3039 2949 50.65      
6 A 1648 1599 26.93      
7 A 1479 1435 0.30      
8 A 1404 1362 32.41      
9 A 1370 1330 2.16      
10 A 1348 1308 5.23      
11 A 1152 1118 42.06      
12 A 1094 1061 29.43      
13 A 977 948 226.53      
14 A 903 877 2.50      
15 A 780 757 146.23      
16 A 469 455 45.04      
17 A 388 377 80.92      
18 A 267 259 73.08      

Unscaled Zero Point Vibrational Energy (zpe) 15161.2 cm-1
Scaled (by 0.9704) Zero Point Vibrational Energy (zpe) 14712.4 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/aug-cc-pVDZ
ABC
1.28210 0.31426 0.28304

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYPultrafine/aug-cc-pVDZ

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 1.230 -0.161 -0.020
C2 -0.027 0.537 0.048
O3 -1.210 -0.264 -0.117
H4 1.310 -0.706 -0.875
H5 1.376 -0.783 0.772
H6 -0.067 1.083 1.003
H7 -0.076 1.260 -0.774
H8 -1.312 -0.834 0.655

Atom - Atom Distances (Å)
  N1 C2 O3 H4 H5 H6 H7 H8
N11.43982.44451.01681.01662.06812.07302.7154
C21.43981.43772.04532.05741.10091.09651.9747
O32.44451.43772.66872.78312.09122.01010.9655
H41.01682.04532.66871.64952.93632.40763.0390
H51.01662.05742.78311.64952.36992.94492.6911
H62.06811.10092.09122.93632.36991.78632.3121
H72.07301.09652.01012.40762.94491.78632.8212
H82.71541.97470.96553.03902.69112.31212.8212

picture of aminomethanol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 O3 116.323 N1 C2 H6 108.234
N1 C2 H7 108.884 C2 N1 H4 111.568
C2 N1 H5 112.633 C2 O3 H8 108.925
O3 C2 H6 110.223 O3 C2 H7 104.161
H4 N1 H5 108.420 H6 C2 H7 108.767
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYPultrafine/aug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.006      
2 C 1.215      
3 O -0.395      
4 H -0.085      
5 H -0.101      
6 H -0.322      
7 H -0.369      
8 H 0.063      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.427 -0.955 1.242 1.624
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -24.046 -1.556 -2.020
y -1.556 -17.904 -1.428
z -2.020 -1.428 -17.141
Traceless
 xyz
x -6.524 -1.556 -2.020
y -1.556 2.689 -1.428
z -2.020 -1.428 3.834
Polar
3z2-r27.669
x2-y2-6.142
xy-1.556
xz-2.020
yz-1.428


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.213 0.070 -0.068
y 0.070 4.583 -0.050
z -0.068 -0.050 4.265


<r2> (average value of r2) Å2
<r2> 50.514
(<r2>)1/2 7.107