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All results from a given calculation for NH2CH2OH (aminomethanol)

using model chemistry: B3LYP/CEP-121G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes 1A
Energy calculated at B3LYP/CEP-121G*
 hartrees
Energy at 0K-34.538045
Energy at 298.15K-34.544594
HF Energy-34.538045
Nuclear repulsion energy49.112454
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 B3LYP/CEP-121G*
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 3761 3646 5.49      
2 A 3555 3446 0.62      
3 A 3467 3361 1.67      
4 A 3110 3015 39.71      
5 A 3022 2929 76.84      
6 A 1702 1650 34.83      
7 A 1503 1457 0.07      
8 A 1429 1385 53.82      
9 A 1387 1344 1.20      
10 A 1370 1328 3.45      
11 A 1155 1119 28.63      
12 A 1081 1048 29.87      
13 A 991 961 286.90      
14 A 908 880 3.16      
15 A 841 816 149.15      
16 A 468 454 49.21      
17 A 411 398 114.34      
18 A 289 280 77.31      

Unscaled Zero Point Vibrational Energy (zpe) 15224.1 cm-1
Scaled (by 0.9694) Zero Point Vibrational Energy (zpe) 14758.2 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 B3LYP/CEP-121G*
ABC
1.26695 0.31118 0.27988

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/CEP-121G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 1.242 -0.162 -0.021
C2 -0.028 0.542 0.047
O3 -1.216 -0.266 -0.117
H4 1.285 -0.722 -0.872
H5 1.361 -0.793 0.772
H6 -0.064 1.088 1.002
H7 -0.075 1.264 -0.774
H8 -1.301 -0.832 0.668

Atom - Atom Distances (Å)
  N1 C2 O3 H4 H5 H6 H7 H8
N11.45422.46271.02021.02042.07712.08222.7191
C21.45421.44592.04212.05851.10021.09451.9731
O32.46271.44592.65292.77662.10072.01890.9712
H41.02022.04212.65291.64732.93442.41003.0123
H51.02042.05852.77661.64732.37102.94672.6645
H62.07711.10022.10072.93442.37101.78402.3088
H72.08221.09452.01892.41002.94671.78402.8243
H82.71911.97310.97123.01232.66452.30882.8243

picture of aminomethanol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 O3 116.248 N1 C2 H6 108.008
N1 C2 H7 108.745 C2 N1 H4 110.003
C2 N1 H5 111.368 C2 O3 H8 107.813
O3 C2 H6 110.451 O3 C2 H7 104.400
H4 N1 H5 107.660 H6 C2 H7 108.752
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/CEP-121G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.591      
2 C -0.186      
3 O -0.525      
4 H 0.304      
5 H 0.293      
6 H 0.153      
7 H 0.175      
8 H 0.377      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.343 -1.216 1.376 1.868
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -24.070 -1.590 -2.119
y -1.590 -17.334 -1.482
z -2.119 -1.482 -16.681
Traceless
 xyz
x -7.063 -1.590 -2.119
y -1.590 3.041 -1.482
z -2.119 -1.482 4.021
Polar
3z2-r28.042
x2-y2-6.736
xy-1.590
xz-2.119
yz-1.482


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.976 -0.059 -0.098
y -0.059 3.710 -0.165
z -0.098 -0.165 3.703


<r2> (average value of r2) Å2
<r2> 43.750
(<r2>)1/2 6.614