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All results from a given calculation for NH2CH2OH (aminomethanol)

using model chemistry: B3LYPultrafine/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 B3LYPultrafine/aug-cc-pVTZ
 hartrees
Energy at 0K-171.159992
Energy at 298.15K-171.166490
HF Energy-171.159992
Nuclear repulsion energy82.031578
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-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 3805 3681 21.84      
2 A 3590 3474 4.99      
3 A 3507 3393 2.20      
4 A 3100 3000 23.24      
5 A 3029 2931 49.02      
6 A 1664 1610 27.45      
7 A 1505 1456 0.13      
8 A 1417 1371 29.15      
9 A 1384 1339 1.28      
10 A 1362 1318 7.46      
11 A 1152 1115 36.21      
12 A 1090 1055 32.07      
13 A 974 942 235.00      
14 A 906 877 3.29      
15 A 783 757 152.42      
16 A 475 459 44.87      
17 A 387 374 76.32      
18 A 266 257 75.99      

Unscaled Zero Point Vibrational Energy (zpe) 15197.7 cm-1
Scaled (by 0.9675) Zero Point Vibrational Energy (zpe) 14703.7 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-pVTZ
ABC
1.29481 0.31550 0.28435

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 1.227 -0.162 -0.019
C2 -0.027 0.534 0.048
O3 -1.207 -0.263 -0.117
H4 1.315 -0.696 -0.873
H5 1.376 -0.779 0.769
H6 -0.069 1.075 0.996
H7 -0.074 1.255 -0.766
H8 -1.318 -0.826 0.655

Atom - Atom Distances (Å)
  N1 C2 O3 H4 H5 H6 H7 H8
N11.43592.43881.01181.01152.05922.06362.7159
C21.43591.43412.04072.05231.09271.08821.9713
O32.43881.43412.66892.77942.08042.00240.9624
H41.01182.04072.66891.64512.92402.39773.0479
H51.01152.05232.77941.64512.36152.93162.6971
H62.05921.09272.08042.92402.36151.77152.3003
H72.06361.08822.00242.39772.93161.77152.8104
H82.71591.97130.96243.04792.69712.30032.8104

picture of aminomethanol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 O3 116.374 N1 C2 H6 108.284
N1 C2 H7 108.902 C2 N1 H4 111.795
C2 N1 H5 112.824 C2 O3 H8 109.105
O3 C2 H6 110.113 O3 C2 H7 104.264
H4 N1 H5 108.795 H6 C2 H7 108.641
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYPultrafine/aug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.375      
2 C -0.003      
3 O -0.476      
4 H 0.072      
5 H 0.068      
6 H 0.272      
7 H 0.318      
8 H 0.125      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.432 -0.944 1.248 1.623
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -23.857 -1.533 -2.058
y -1.533 -17.889 -1.429
z -2.058 -1.429 -17.051
Traceless
 xyz
x -6.387 -1.533 -2.058
y -1.533 2.564 -1.429
z -2.058 -1.429 3.822
Polar
3z2-r27.645
x2-y2-5.967
xy-1.533
xz-2.058
yz-1.429


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.208 0.064 -0.073
y 0.064 4.577 -0.047
z -0.073 -0.047 4.255


<r2> (average value of r2) Å2
<r2> 50.266
(<r2>)1/2 7.090