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All results from a given calculation for NH2CH2OH (aminomethanol)

using model chemistry: HF/SDD

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes 1A
Energy calculated at HF/SDD
 hartrees
Energy at 0K-170.038577
Energy at 298.15K-170.044999
HF Energy-170.038577
Nuclear repulsion energy81.890489
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 HF/SDD
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 4057 3653 19.46      
2 A 3968 3573 17.76      
3 A 3832 3450 8.61      
4 A 3368 3032 47.50      
5 A 3267 2942 90.62      
6 A 1834 1651 58.78      
7 A 1657 1492 0.73      
8 A 1557 1402 37.52      
9 A 1488 1340 1.79      
10 A 1435 1292 23.79      
11 A 1249 1124 113.71      
12 A 1173 1056 32.09      
13 A 1053 948 270.71      
14 A 969 872 2.74      
15 A 609 548 244.90      
16 A 456 411 159.15      
17 A 383 344 104.22      
18 A 254 229 222.33      

Unscaled Zero Point Vibrational Energy (zpe) 16303.5 cm-1
Scaled (by 0.9004) Zero Point Vibrational Energy (zpe) 14679.7 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 HF/SDD
ABC
1.29853 0.31265 0.28091

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/SDD

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 1.203 -0.190 -0.023
C2 -0.025 0.543 0.042
O3 -1.225 -0.256 -0.096
H4 1.434 -0.640 -0.879
H5 1.554 -0.624 0.800
H6 -0.060 1.087 0.976
H7 -0.089 1.239 -0.776
H8 -1.308 -0.941 0.561

Atom - Atom Distances (Å)
  N1 C2 O3 H4 H5 H6 H7 H8
N11.43162.42940.99470.99452.05532.06772.6848
C21.43161.44812.09252.10511.08211.07532.0295
O32.42941.44812.79802.94282.07671.99710.9533
H40.99472.09252.79801.68332.94282.42103.1116
H50.99452.10512.94281.68332.35892.94132.8893
H62.05531.08212.07672.94282.35891.75902.4176
H72.06771.07531.99712.42102.94131.75902.8334
H82.68482.02950.95333.11162.88932.41762.8334

picture of aminomethanol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 O3 115.049 N1 C2 H6 108.908
N1 C2 H7 110.333 C2 N1 H4 118.057
C2 N1 H5 119.290 C2 O3 H8 113.775
O3 C2 H6 109.472 O3 C2 H7 103.649
H4 N1 H5 115.610 H6 C2 H7 109.241
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/SDD Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.762      
2 C -0.014      
3 O -0.632      
4 H 0.335      
5 H 0.322      
6 H 0.173      
7 H 0.202      
8 H 0.376      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.399 -1.084 1.617 2.397
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -23.533 -1.448 -2.145
y -1.448 -17.081 -1.397
z -2.145 -1.397 -16.556
Traceless
 xyz
x -6.715 -1.448 -2.145
y -1.448 2.963 -1.397
z -2.145 -1.397 3.752
Polar
3z2-r27.503
x2-y2-6.452
xy-1.448
xz-2.145
yz-1.397


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.976 -0.088 0.007
y -0.088 2.732 -0.197
z 0.007 -0.197 2.890


<r2> (average value of r2) Å2
<r2> 50.546
(<r2>)1/2 7.110