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

using model chemistry: MP3/TZVP

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/TZVP
 hartrees
Energy at 0K-208.715830
Energy at 298.15K-208.722185
HF Energy-208.033027
Nuclear repulsion energy121.996034
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/TZVP
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' 3886 3634 54.49      
2 A' 3603 3370 4.81      
3 A' 3209 3001 12.70      
4 A' 3111 2909 6.08      
5 A' 1805 1688 217.72      
6 A' 1522 1423 17.28      
7 A' 1488 1391 59.92      
8 A' 1428 1336 0.78      
9 A' 1313 1228 90.82      
10 A' 1146 1072 179.63      
11 A' 1046 978 46.31      
12 A' 894 836 1.16      
13 A' 566 529 43.24      
14 A' 434 406 1.97      
15 A" 3186 2980 6.68      
16 A" 1496 1399 7.83      
17 A" 1090 1020 3.87      
18 A" 872 815 30.66      
19 A" 584 547 122.74      
20 A" 502 470 33.97      
21 A" 120 112 1.12      

Unscaled Zero Point Vibrational Energy (zpe) 16649.8 cm-1
Scaled (by 0.9352) Zero Point Vibrational Energy (zpe) 15570.9 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 MP3/TZVP
ABC
0.36395 0.31210 0.17342

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.133 0.000
C2 0.912 -1.058 0.000
N3 0.293 1.363 0.000
O4 -1.299 -0.245 0.000
H5 1.953 -0.746 0.000
H6 0.716 -1.668 0.881
H7 0.716 -1.668 -0.881
H8 1.299 1.481 0.000
H9 -1.814 0.569 0.000

Atom - Atom Distances (Å)
  C1 C2 N3 O4 H5 H6 H7 H8 H9
C11.50081.26391.35312.14172.12972.12971.87131.8654
C21.50082.49932.35631.08681.08911.08912.56833.1747
N31.26392.49932.26262.68373.18503.18501.01272.2515
O41.35312.35632.26263.29052.62012.62013.11870.9626
H52.14171.08682.68373.29051.77651.77652.32053.9895
H62.12971.08913.18502.62011.77651.76143.32143.4904
H72.12971.08913.18502.62011.77651.76143.32143.4904
H81.87132.56831.01273.11872.32053.32143.32143.2434
H91.86543.17472.25150.96263.98953.49043.49043.2434

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 110.703 C1 C2 H6 109.608
C1 C2 H7 109.608 C1 N3 H8 110.075
C1 O4 H9 106.095 C2 C1 N3 129.173
C2 C1 O4 111.199 N3 C1 O4 119.628
H5 C2 H6 109.469 H5 C2 H7 109.469
H6 C2 H7 107.934
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability