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

using model chemistry: CISD/daug-cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at CISD/daug-cc-pVDZ
 hartrees
Energy at 0K-208.584986
Energy at 298.15K-208.591451
HF Energy-207.995280
Nuclear repulsion energy121.799922
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 CISD/daug-cc-pVDZ
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' 3940 3940 73.22      
2 A' 3664 3664 8.77      
3 A' 3249 3249 12.64      
4 A' 3144 3144 6.05      
5 A' 1827 1827 268.33      
6 A' 1528 1528 24.02      
7 A' 1498 1498 70.02      
8 A' 1429 1429 1.44      
9 A' 1321 1321 88.85      
10 A' 1162 1162 184.99      
11 A' 1053 1053 36.98      
12 A' 909 909 0.67      
13 A' 568 568 40.47      
14 A' 435 435 1.95      
15 A" 3222 3222 6.93      
16 A" 1512 1512 7.33      
17 A" 1102 1102 5.42      
18 A" 884 884 28.88      
19 A" 630 630 106.42      
20 A" 536 536 36.64      
21 A" 139 139 0.40      

Unscaled Zero Point Vibrational Energy (zpe) 16874.6 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 16874.6 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 CISD/daug-cc-pVDZ
ABC
0.36273 0.31107 0.17287

See section I.F.4 to change rotational constant units
Geometric Data calculated at CISD/daug-cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.132 0.000
C2 0.907 -1.065 0.000
N3 0.301 1.365 0.000
O4 -1.300 -0.237 0.000
H5 1.955 -0.759 0.000
H6 0.704 -1.677 0.884
H7 0.704 -1.677 -0.884
H8 1.306 1.488 0.000
H9 -1.819 0.570 0.000

Atom - Atom Distances (Å)
  C1 C2 N3 O4 H5 H6 H7 H8 H9
C11.50281.26841.35202.14842.13372.13371.88251.8705
C21.50282.50452.35811.09091.09411.09412.58453.1790
N31.26842.50452.26522.69163.19333.19331.01252.2637
O41.35202.35812.26523.29662.62192.62193.12590.9593
H52.14841.09092.69163.29661.78531.78532.33924.0005
H62.13371.09413.19332.62191.78531.76793.34123.4924
H72.13371.09413.19332.62191.78531.76793.34123.4924
H81.88252.58451.01253.12592.33923.34123.34123.2567
H91.87053.17902.26370.95934.00053.49243.49243.2567

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 110.853 C1 C2 H6 109.492
C1 C2 H7 109.492 C1 N3 H8 110.746
C1 O4 H9 106.823 C2 C1 N3 129.118
C2 C1 O4 111.279 N3 C1 O4 119.603
H5 C2 H6 109.582 H5 C2 H7 109.582
H6 C2 H7 107.784
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability