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

using model chemistry: QCISD/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at QCISD/6-311G*
 hartrees
Energy at 0K-208.664279
Energy at 298.15K-208.670648
HF Energy-207.998994
Nuclear repulsion energy121.506047
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 QCISD/6-311G*
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' 3799 3638 33.27      
2 A' 3551 3400 1.77      
3 A' 3154 3019 14.96      
4 A' 3059 2929 7.24      
5 A' 1778 1703 209.22      
6 A' 1519 1454 24.40      
7 A' 1487 1423 58.92      
8 A' 1423 1363 0.30      
9 A' 1325 1268 105.47      
10 A' 1145 1097 193.40      
11 A' 1039 995 33.07      
12 A' 888 850 0.86      
13 A' 559 535 44.04      
14 A' 429 411 2.30      
15 A" 3132 2999 8.94      
16 A" 1502 1438 9.99      
17 A" 1089 1042 7.12      
18 A" 872 834 26.68      
19 A" 634 607 160.90      
20 A" 522 500 18.65      
21 A" 117 112 1.00      

Unscaled Zero Point Vibrational Energy (zpe) 16510.7 cm-1
Scaled (by 0.9574) Zero Point Vibrational Energy (zpe) 15807.4 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 QCISD/6-311G*
ABC
0.36211 0.30886 0.17204

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD/6-311G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.134 0.000
C2 0.931 -1.050 0.000
N3 0.266 1.378 0.000
O4 -1.294 -0.269 0.000
H5 1.976 -0.731 0.000
H6 0.739 -1.668 0.884
H7 0.739 -1.668 -0.884
H8 1.271 1.533 0.000
H9 -1.825 0.536 0.000

Atom - Atom Distances (Å)
  C1 C2 N3 O4 H5 H6 H7 H8 H9
C11.50621.27241.35502.15752.13892.13891.88971.8690
C21.50622.51762.35791.09301.09521.09522.60513.1801
N31.27242.51762.26852.71563.20703.20701.01612.2545
O41.35502.35792.26853.30272.62152.62153.13380.9647
H52.15751.09302.71563.30271.78571.78572.37164.0074
H62.13891.09523.20702.62151.78571.76723.36293.4953
H72.13891.09523.20702.62151.78571.76723.36293.4953
H81.88972.60511.01613.13382.37163.36293.36293.2521
H91.86903.18012.25450.96474.00743.49533.49533.2521

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 111.219 C1 C2 H6 109.602
C1 C2 H7 109.602 C1 N3 H8 110.830
C1 O4 H9 106.137 C2 C1 N3 129.745
C2 C1 O4 110.888 N3 C1 O4 119.367
H5 C2 H6 109.387 H5 C2 H7 109.387
H6 C2 H7 107.568
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability