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All results from a given calculation for NH2CH2OH (aminomethanol)

using model chemistry: B2PLYP=FULL/3-21G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes 1A
Energy calculated at B2PLYP=FULL/3-21G
 hartrees
Energy at 0K-169.890175
Energy at 298.15K-169.896733
HF Energy-169.782230
Nuclear repulsion energy80.689906
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 B2PLYP=FULL/3-21G
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 3569 3397 0.44      
2 A 3476 3309 3.39      
3 A 3465 3299 0.57      
4 A 3167 3015 29.32      
5 A 3066 2919 67.35      
6 A 1751 1667 22.78      
7 A 1574 1498 0.50      
8 A 1451 1381 24.33      
9 A 1426 1357 0.63      
10 A 1392 1325 4.90      
11 A 1180 1123 20.25      
12 A 1097 1045 38.71      
13 A 941 896 177.77      
14 A 911 867 6.19      
15 A 683 650 243.95      
16 A 451 429 45.79      
17 A 436 416 171.35      
18 A 331 316 76.49      

Unscaled Zero Point Vibrational Energy (zpe) 15183.0 cm-1
Scaled (by 0.952) Zero Point Vibrational Energy (zpe) 14454.2 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 B2PLYP=FULL/3-21G
ABC
1.27302 0.30255 0.27339

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULL/3-21G

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 1.240 -0.171 -0.025
C2 -0.020 0.540 0.053
O3 -1.247 -0.256 -0.114
H4 1.363 -0.680 -0.899
H5 1.447 -0.760 0.781
H6 -0.033 1.087 1.001
H7 -0.072 1.253 -0.767
H8 -1.288 -0.892 0.650

Atom - Atom Distances (Å)
  N1 C2 O3 H4 H5 H6 H7 H8
N11.44892.49011.01881.01912.06342.07382.7138
C21.44891.47252.07582.09071.09511.08802.0041
O32.49011.47252.75902.88272.12682.02150.9945
H41.01882.07582.75901.68352.94712.41163.0777
H51.01912.09072.88271.68352.37702.95892.7408
H62.06341.09512.12682.94712.37701.77682.3705
H72.07381.08802.02152.41162.95891.77682.8442
H82.71382.00410.99453.07772.74082.37052.8442

picture of aminomethanol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 O3 116.939 N1 C2 H6 107.588
N1 C2 H7 108.835 C2 N1 H4 113.389
C2 N1 H5 114.678 C2 O3 H8 107.060
O3 C2 H6 111.005 O3 C2 H7 103.252
H4 N1 H5 111.403 H6 C2 H7 108.959
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability