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

using model chemistry: B2PLYP=FULL/cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B2PLYP=FULL/cc-pVTZ
 hartrees
Energy at 0K-209.132417
Energy at 298.15K-209.138815
HF Energy-208.861008
Nuclear repulsion energy121.990077
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 B2PLYP=FULL/cc-pVTZ
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' 3765 3599 53.64      
2 A' 3546 3389 4.38      
3 A' 3167 3027 10.91      
4 A' 3075 2939 5.80      
5 A' 1741 1664 212.01      
6 A' 1502 1435 24.35      
7 A' 1453 1389 62.43      
8 A' 1400 1339 2.32      
9 A' 1266 1210 88.02      
10 A' 1111 1061 174.91      
11 A' 1025 980 48.85      
12 A' 878 840 1.16      
13 A' 553 528 39.53      
14 A' 427 408 1.73      
15 A" 3137 2998 5.74      
16 A" 1491 1425 8.15      
17 A" 1080 1032 6.15      
18 A" 851 814 24.88      
19 A" 635 607 113.20      
20 A" 529 506 23.90      
21 A" 137 131 0.59      

Unscaled Zero Point Vibrational Energy (zpe) 16384.9 cm-1
Scaled (by 0.9558) Zero Point Vibrational Energy (zpe) 15660.7 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 B2PLYP=FULL/cc-pVTZ
ABC
0.36383 0.31248 0.17346

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULL/cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.131 0.000
C2 0.925 -1.044 0.000
N3 0.272 1.368 0.000
O4 -1.294 -0.265 0.000
H5 1.961 -0.724 0.000
H6 0.737 -1.660 0.877
H7 0.737 -1.660 -0.877
H8 1.274 1.520 0.000
H9 -1.818 0.547 0.000

Atom - Atom Distances (Å)
  C1 C2 N3 O4 H5 H6 H7 H8 H9
C11.49611.26691.35312.13982.12622.12621.88491.8653
C21.49612.49972.35191.08441.08771.08772.58853.1718
N31.26692.49972.26322.68933.18703.18701.01282.2465
O41.35312.35192.26323.28732.61512.61513.12750.9668
H52.13981.08442.68933.28731.77291.77292.34773.9878
H62.12621.08773.18702.61511.77291.75353.34263.4886
H72.12621.08773.18702.61511.77291.75353.34263.4886
H81.88492.58851.01283.12752.34773.34263.34263.2419
H91.86533.17182.24650.96683.98783.48863.48863.2419

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 111.031 C1 C2 H6 109.742
C1 C2 H7 109.742 C1 N3 H8 111.050
C1 O4 H9 105.828 C2 C1 N3 129.378
C2 C1 O4 111.167 N3 C1 O4 119.455
H5 C2 H6 109.416 H5 C2 H7 109.416
H6 C2 H7 107.420
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability