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All results from a given calculation for CH3C(OH)=NH (Ethaninidic acid)

using model chemistry: CCD/6-31G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at CCD/6-31G
 hartrees
Energy at 0K-208.292682
Energy at 298.15K-208.299026
HF Energy-207.852557
Nuclear repulsion energy119.571361
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 CCD/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' 3648 3500 23.92      
2 A' 3466 3326 3.82      
3 A' 3127 3000 16.33      
4 A' 3040 2917 7.82      
5 A' 1763 1692 130.35      
6 A' 1548 1486 22.84      
7 A' 1483 1423 38.53      
8 A' 1451 1392 10.81      
9 A' 1279 1227 94.06      
10 A' 1112 1067 138.21      
11 A' 1037 995 113.38      
12 A' 863 828 5.05      
13 A' 546 524 44.05      
14 A' 424 407 3.95      
15 A" 3117 2991 9.43      
16 A" 1528 1466 7.47      
17 A" 1119 1074 9.32      
18 A" 895 858 48.13      
19 A" 606 581 195.81      
20 A" 517 496 26.29      
21 A" 125 120 1.14      

Unscaled Zero Point Vibrational Energy (zpe) 16346.2 cm-1
Scaled (by 0.9595) Zero Point Vibrational Energy (zpe) 15684.2 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 CCD/6-31G
ABC
0.34728 0.30171 0.16654

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.134 0.000
C2 1.059 -0.947 0.000
N3 0.115 1.415 0.000
O4 -1.281 -0.426 0.000
H5 2.065 -0.503 0.000
H6 0.942 -1.584 0.890
H7 0.942 -1.584 -0.890
H8 1.083 1.756 0.000
H9 -1.944 0.296 0.000

Atom - Atom Distances (Å)
  C1 C2 N3 O4 H5 H6 H7 H8 H9
C11.51371.28641.39822.16102.15252.15251.95021.9511
C21.51372.54432.39731.09991.10081.10082.70353.2506
N31.28642.54432.31092.73523.23643.23641.02622.3441
O41.39822.39732.31093.34692.66002.66003.21730.9806
H52.16101.09992.73523.34691.79531.79532.46304.0882
H62.15251.10083.23642.66001.79531.78053.45973.5581
H72.15251.10083.23642.66001.79531.78053.45973.5581
H81.95022.70351.02623.21732.46303.45973.45973.3612
H91.95113.25062.34410.98064.08823.55813.55813.3612

picture of Ethaninidic acid state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 H5 110.554 C1 C2 H6 109.821
C1 C2 H7 109.821 C1 N3 H8 114.520
C1 O4 H9 108.947 C2 C1 N3 130.470
C2 C1 O4 110.770 N3 C1 O4 118.760
H5 C2 H6 109.328 H5 C2 H7 109.328
H6 C2 H7 107.942
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability