return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

All results from a given calculation for NH2CH2OH (aminomethanol)

using model chemistry: B97D3/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes 1A
Energy calculated at B97D3/6-31G*
 hartrees
Energy at 0K-170.968391
Energy at 298.15K-170.974964
HF Energy-170.968391
Nuclear repulsion energy81.573270
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 B97D3/6-31G*
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 3645 3574 2.70      
2 A 3487 3418 0.55      
3 A 3393 3326 2.47      
4 A 3069 3009 38.90      
5 A 2970 2912 79.27      
6 A 1680 1648 19.83      
7 A 1497 1467 0.21      
8 A 1416 1388 45.04      
9 A 1381 1354 1.62      
10 A 1366 1339 1.22      
11 A 1156 1133 15.70      
12 A 1085 1063 22.93      
13 A 968 949 263.06      
14 A 903 885 4.07      
15 A 842 826 147.33      
16 A 466 457 52.00      
17 A 429 420 112.10      
18 A 311 305 59.86      

Unscaled Zero Point Vibrational Energy (zpe) 15032.0 cm-1
Scaled (by 0.9804) Zero Point Vibrational Energy (zpe) 14737.3 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 B97D3/6-31G*
ABC
1.27710 0.31296 0.28175

See section I.F.4 to change rotational constant units
Geometric Data calculated at B97D3/6-31G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 1.241 -0.158 -0.022
C2 -0.028 0.536 0.048
O3 -1.214 -0.262 -0.116
H4 1.264 -0.730 -0.869
H5 1.342 -0.801 0.767
H6 -0.055 1.090 1.003
H7 -0.076 1.260 -0.776
H8 -1.278 -0.837 0.669

Atom - Atom Distances (Å)
  N1 C2 O3 H4 H5 H6 H7 H8
N11.44852.45911.02261.02282.07072.07632.6985
C21.44851.43882.02882.04481.10421.09741.9572
O32.45911.43882.63212.75702.10342.01170.9745
H41.02262.02882.63211.63952.92552.40072.9725
H51.02282.04482.75701.63952.36252.93832.6213
H62.07071.10422.10342.92552.36251.78692.3067
H72.07631.09742.01172.40072.93831.78692.8153
H82.69851.95720.97452.97252.62132.30672.8153

picture of aminomethanol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 O3 116.795 N1 C2 H6 107.658
N1 C2 H7 108.490 C2 N1 H4 109.158
C2 N1 H5 110.481 C2 O3 H8 106.812
O3 C2 H6 110.932 O3 C2 H7 104.159
H4 N1 H5 106.554 H6 C2 H7 108.514
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B97D3/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.680      
2 C 0.008      
3 O -0.589      
4 H 0.302      
5 H 0.288      
6 H 0.138      
7 H 0.165      
8 H 0.368      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.237 -1.265 1.265 1.805
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -23.396 -1.443 -1.898
y -1.443 -16.873 -1.375
z -1.898 -1.375 -16.517
Traceless
 xyz
x -6.702 -1.443 -1.898
y -1.443 3.084 -1.375
z -1.898 -1.375 3.618
Polar
3z2-r27.236
x2-y2-6.524
xy-1.443
xz-1.898
yz-1.375


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.585 -0.115 -0.096
y -0.115 3.322 -0.191
z -0.096 -0.191 3.402


<r2> (average value of r2) Å2
<r2> 50.062
(<r2>)1/2 7.075