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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-208.617939
Energy at 298.15K-208.624346
HF Energy-207.966970
Nuclear repulsion energy121.591048
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' 3881 3639 47.56      
2 A' 3610 3385 1.19      
3 A' 3238 3036 13.69      
4 A' 3134 2939 6.07      
5 A' 1827 1713 188.16      
6 A' 1551 1454 17.32      
7 A' 1506 1412 65.12      
8 A' 1444 1354 4.87      
9 A' 1309 1228 94.59      
10 A' 1152 1080 181.65      
11 A' 1054 988 37.68      
12 A' 899 843 0.80      
13 A' 560 525 41.81      
14 A' 431 404 2.10      
15 A" 3218 3017 7.97      
16 A" 1535 1439 5.68      
17 A" 1106 1037 7.05      
18 A" 890 835 28.69      
19 A" 625 586 144.86      
20 A" 521 489 22.05      
21 A" 135 126 0.75      

Unscaled Zero Point Vibrational Energy (zpe) 16813.5 cm-1
Scaled (by 0.9376) Zero Point Vibrational Energy (zpe) 15764.4 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 CCD/6-31G**
ABC
0.36123 0.31030 0.17224

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 0.938 -1.041 0.000
N3 0.259 1.379 0.000
O4 -1.294 -0.281 0.000
H5 1.974 -0.711 0.000
H6 0.753 -1.655 0.880
H7 0.753 -1.655 -0.880
H8 1.263 1.532 0.000
H9 -1.829 0.524 0.000

Atom - Atom Distances (Å)
  C1 C2 N3 O4 H5 H6 H7 H8 H9
C11.50341.27091.35892.14722.13142.13141.88331.8700
C21.50342.51282.35771.08711.08911.08912.59273.1786
N31.27092.51282.27252.70333.19713.19711.01562.2559
O41.35892.35772.27253.29602.61772.61773.13380.9662
H52.14721.08712.70333.29601.77671.77672.35263.9982
H62.13141.08913.19712.61771.77671.76003.34513.4910
H72.13141.08913.19712.61771.77671.76003.34513.4910
H81.88332.59271.01563.13382.35263.34513.34513.2517
H91.87003.17862.25590.96623.99823.49103.49103.2517

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 110.947 C1 C2 H6 109.560
C1 C2 H7 109.560 C1 N3 H8 110.409
C1 O4 H9 105.841 C2 C1 N3 129.656
C2 C1 O4 110.818 N3 C1 O4 119.526
H5 C2 H6 109.458 H5 C2 H7 109.458
H6 C2 H7 107.798
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability