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

using model chemistry: CCSD=FULL/Def2TZVPP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at CCSD=FULL/Def2TZVPP
 hartrees
Energy at 0K-208.925652
Energy at 298.15K-208.932057
HF Energy-208.049702
Nuclear repulsion energy122.187340
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 CCSD=FULL/Def2TZVPP
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' 3834 3834 60.44      
2 A' 3575 3575 5.64      
3 A' 3176 3176 10.31      
4 A' 3080 3080 5.23      
5 A' 1783 1783 219.98      
6 A' 1510 1510 23.11      
7 A' 1478 1478 62.71      
8 A' 1416 1416 0.90      
9 A' 1292 1292 87.28      
10 A' 1135 1135 184.97      
11 A' 1037 1037 37.08      
12 A' 892 892 0.81      
13 A' 560 560 41.15      
14 A' 429 429 1.60      
15 A" 3150 3150 5.20      
16 A" 1498 1498 7.80      
17 A" 1091 1091 5.45      
18 A" 874 874 27.91      
19 A" 626 626 108.32      
20 A" 529 529 31.13      
21 A" 135 135 0.49      

Unscaled Zero Point Vibrational Energy (zpe) 16548.9 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 16548.9 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 CCSD=FULL/Def2TZVPP
ABC
0.36469 0.31349 0.17398

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCSD=FULL/Def2TZVPP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.132 0.000
C2 0.904 -1.061 0.000
N3 0.301 1.359 0.000
O4 -1.298 -0.238 0.000
H5 1.945 -0.756 0.000
H6 0.704 -1.670 0.878
H7 0.704 -1.670 -0.878
H8 1.305 1.477 0.000
H9 -1.808 0.578 0.000

Atom - Atom Distances (Å)
  C1 C2 N3 O4 H5 H6 H7 H8 H9
C11.49711.26381.34992.13812.12452.12451.87461.8618
C21.49712.49432.35151.08431.08701.08702.57003.1689
N31.26382.49432.26042.67883.17963.17961.01102.2488
O41.34992.35152.26043.28432.61362.61363.11780.9620
H52.13811.08432.67883.28431.77381.77382.32333.9827
H62.12451.08703.17962.61361.77381.75553.32263.4833
H72.12451.08703.17962.61361.77381.75553.32263.4833
H81.87462.57001.01103.11782.32333.32263.32263.2401
H91.86183.16892.24880.96203.98273.48333.48333.2401

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 110.828 C1 C2 H6 109.580
C1 C2 H7 109.580 C1 N3 H8 110.506
C1 O4 H9 106.067 C2 C1 N3 129.042
C2 C1 O4 111.266 N3 C1 O4 119.692
H5 C2 H6 109.547 H5 C2 H7 109.547
H6 C2 H7 107.700
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability