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All results from a given calculation for NH2CH2OH (aminomethanol)

using model chemistry: HF/CEP-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes 1A
Energy calculated at HF/CEP-31G*
 hartrees
Energy at 0K-33.760117
Energy at 298.15K-33.766795
HF Energy-33.760117
Nuclear repulsion energy49.753610
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/CEP-31G*
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 4148 3725 30.46      
2 A 3838 3446 1.47      
3 A 3744 3362 0.80      
4 A 3342 3001 64.30      
5 A 3258 2925 104.98      
6 A 1835 1648 40.13      
7 A 1642 1474 1.23      
8 A 1554 1395 87.47      
9 A 1503 1349 0.16      
10 A 1491 1339 10.88      
11 A 1241 1115 78.99      
12 A 1183 1063 77.00      
13 A 1143 1026 243.02      
14 A 975 876 3.30      
15 A 945 849 136.94      
16 A 512 460 49.00      
17 A 406 364 127.37      
18 A 295 265 104.95      

Unscaled Zero Point Vibrational Energy (zpe) 16526.5 cm-1
Scaled (by 0.898) Zero Point Vibrational Energy (zpe) 14840.8 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/CEP-31G*
ABC
1.28692 0.32088 0.28801

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 1.227 -0.159 -0.014
C2 -0.038 0.539 0.047
O3 -1.189 -0.270 -0.120
H4 1.294 -0.687 -0.868
H5 1.333 -0.801 0.754
H6 -0.087 1.075 0.996
H7 -0.076 1.259 -0.765
H8 -1.320 -0.806 0.655

Atom - Atom Distances (Å)
  N1 C2 O3 H4 H5 H6 H7 H8
N11.44612.42091.00631.00662.06692.06712.7116
C21.44611.41692.02862.04361.09121.08591.9548
O32.42091.41692.62662.72142.06631.99830.9507
H41.00632.02862.62661.62632.91372.38223.0275
H51.00662.04362.72141.62632.36632.92192.6549
H62.06691.09122.06632.91372.36631.77052.2748
H72.06711.08591.99832.38222.92191.77052.7975
H82.71161.95480.95073.02752.65492.27482.7975

picture of aminomethanol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 O3 115.460 N1 C2 H6 108.280
N1 C2 H7 108.618 C2 N1 H4 110.324
C2 N1 H5 111.595 C2 O3 H8 109.740
O3 C2 H6 110.265 O3 C2 H7 105.194
H4 N1 H5 107.787 H6 C2 H7 108.831
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/CEP-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.578      
2 C -0.158      
3 O -0.553      
4 H 0.302      
5 H 0.283      
6 H 0.135      
7 H 0.162      
8 H 0.408      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.142 -1.201 1.493 1.922
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -24.248 -1.712 -2.519
y -1.712 -16.991 -1.549
z -2.519 -1.549 -16.396
Traceless
 xyz
x -7.554 -1.712 -2.519
y -1.712 3.331 -1.549
z -2.519 -1.549 4.223
Polar
3z2-r28.447
x2-y2-7.257
xy-1.712
xz-2.519
yz-1.549


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.125 -0.083 -0.057
y -0.083 2.953 -0.167
z -0.057 -0.167 3.125


<r2> (average value of r2) Å2
<r2> 42.878
(<r2>)1/2 6.548