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

using model chemistry: CCD/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at CCD/6-31+G**
 hartrees
Energy at 0K-208.632818
Energy at 298.15K-208.639197
HF Energy-207.974833
Nuclear repulsion energy121.473747
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 CCD/6-31+G**
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' 3868 3645 56.77      
2 A' 3614 3406 5.38      
3 A' 3231 3045 12.43      
4 A' 3127 2947 7.33      
5 A' 1804 1700 225.86      
6 A' 1540 1451 16.35      
7 A' 1490 1404 62.59      
8 A' 1435 1352 8.96      
9 A' 1294 1219 80.34      
10 A' 1145 1079 182.70      
11 A' 1053 992 47.82      
12 A' 896 844 1.25      
13 A' 558 525 43.44      
14 A' 432 407 2.13      
15 A" 3211 3025 6.08      
16 A" 1521 1433 7.52      
17 A" 1095 1032 3.36      
18 A" 874 823 34.89      
19 A" 599 564 127.19      
20 A" 517 487 38.83      
21 A" 132 124 0.70      

Unscaled Zero Point Vibrational Energy (zpe) 16717.1 cm-1
Scaled (by 0.9423) Zero Point Vibrational Energy (zpe) 15752.5 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 CCD/6-31+G**
ABC
0.36012 0.31005 0.17192

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCD/6-31+G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.133 0.000
C2 0.939 -1.041 0.000
N3 0.261 1.379 0.000
O4 -1.296 -0.280 0.000
H5 1.974 -0.706 0.000
H6 0.755 -1.655 0.881
H7 0.755 -1.655 -0.881
H8 1.264 1.534 0.000
H9 -1.842 0.518 0.000

Atom - Atom Distances (Å)
  C1 C2 N3 O4 H5 H6 H7 H8 H9
C11.50311.27291.36022.14492.13132.13131.88741.8822
C21.50312.51272.36101.08751.08961.08962.59533.1885
N31.27292.51272.27502.69853.19743.19741.01552.2726
O41.36022.36102.27503.29762.62192.62193.13800.9672
H52.14491.08752.69853.29761.77791.77792.35014.0079
H62.13131.08963.19742.62191.77791.76233.34733.4994
H72.13131.08963.19742.62191.77791.76233.34733.4994
H81.88742.59531.01553.13802.35013.34733.34733.2687
H91.88223.18852.27260.96724.00793.49943.49943.2687

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 110.761 C1 C2 H6 109.548
C1 C2 H7 109.548 C1 N3 H8 110.627
C1 O4 H9 106.724 C2 C1 N3 129.504
C2 C1 O4 110.998 N3 C1 O4 119.498
H5 C2 H6 109.500 H5 C2 H7 109.500
H6 C2 H7 107.934
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability