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

using model chemistry: MP3/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 MP3/cc-pVTZ
 hartrees
Energy at 0K-208.836426
Energy at 298.15K-208.842851
HF Energy-208.040769
Nuclear repulsion energy122.186563
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 MP3/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' 3877 3663 62.47      
2 A' 3598 3399 5.50      
3 A' 3198 3021 10.02      
4 A' 3098 2927 4.66      
5 A' 1808 1708 218.71      
6 A' 1514 1430 27.31      
7 A' 1484 1402 64.14      
8 A' 1412 1334 0.18      
9 A' 1301 1229 92.73      
10 A' 1143 1080 187.63      
11 A' 1037 979 31.41      
12 A' 896 846 0.95      
13 A' 562 531 41.91      
14 A' 429 405 1.76      
15 A" 3171 2995 5.02      
16 A" 1497 1414 7.68      
17 A" 1089 1029 6.56      
18 A" 881 832 26.74      
19 A" 627 592 105.63      
20 A" 529 500 32.72      
21 A" 136 129 0.55      

Unscaled Zero Point Vibrational Energy (zpe) 16642.7 cm-1
Scaled (by 0.9447) Zero Point Vibrational Energy (zpe) 15722.4 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 MP3/cc-pVTZ
ABC
0.36500 0.31313 0.17394

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP3/cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.132 0.000
C2 0.898 -1.067 0.000
N3 0.311 1.357 0.000
O4 -1.300 -0.228 0.000
H5 1.941 -0.771 0.000
H6 0.693 -1.677 0.878
H7 0.693 -1.677 -0.878
H8 1.316 1.463 0.000
H9 -1.800 0.593 0.000

Atom - Atom Distances (Å)
  C1 C2 N3 O4 H5 H6 H7 H8 H9
C11.49841.26351.34932.14102.12682.12681.87151.8579
C21.49842.49462.35301.08491.08781.08782.56493.1677
N31.26352.49462.25972.68083.18123.18121.01092.2444
O41.34932.35302.25973.28682.61612.61613.11500.9608
H52.14101.08492.68083.28681.77461.77462.31973.9820
H62.12681.08783.18122.61611.77461.75543.31913.4838
H72.12681.08783.18122.61611.77461.75543.31913.4838
H81.87152.56491.01093.11502.31973.31913.31913.2349
H91.85793.16772.24440.96083.98203.48383.48383.2349

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 110.933 C1 C2 H6 109.617
C1 C2 H7 109.617 C1 N3 H8 110.250
C1 O4 H9 105.850 C2 C1 N3 128.968
C2 C1 O4 111.332 N3 C1 O4 119.700
H5 C2 H6 109.518 H5 C2 H7 109.518
H6 C2 H7 107.571
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability