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

using model chemistry: CID/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 CID/cc-pVTZ
 hartrees
Energy at 0K-208.722692
Energy at 298.15K-208.729206
HF Energy-208.041675
Nuclear repulsion energy122.915374
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 CID/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' 3985 3692 79.51      
2 A' 3704 3432 9.15      
3 A' 3266 3026 11.05      
4 A' 3166 2933 4.78      
5 A' 1859 1722 264.71      
6 A' 1557 1442 26.88      
7 A' 1526 1414 76.82      
8 A' 1456 1349 2.11      
9 A' 1328 1230 95.57      
10 A' 1170 1084 192.18      
11 A' 1072 993 33.65      
12 A' 920 852 0.75      
13 A' 578 535 42.96      
14 A' 442 410 1.72      
15 A" 3239 3001 5.67      
16 A" 1543 1429 7.68      
17 A" 1128 1045 8.29      
18 A" 902 836 29.37      
19 A" 650 602 109.01      
20 A" 547 507 39.20      
21 A" 143 132 0.50      

Unscaled Zero Point Vibrational Energy (zpe) 17089.2 cm-1
Scaled (by 0.9265) Zero Point Vibrational Energy (zpe) 15833.1 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 CID/cc-pVTZ
ABC
0.36937 0.31663 0.17595

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.133 0.000
C2 0.887 -1.067 0.000
N3 0.317 1.346 0.000
O4 -1.293 -0.218 0.000
H5 1.927 -0.781 0.000
H6 0.678 -1.671 0.873
H7 0.678 -1.671 -0.873
H8 1.314 1.457 0.000
H9 -1.796 0.593 0.000

Atom - Atom Distances (Å)
  C1 C2 N3 O4 H5 H6 H7 H8 H9
C11.49231.25411.33982.13272.11602.11601.86561.8537
C21.49232.47972.33981.07891.08181.08182.56003.1547
N31.25412.47972.24492.66743.16193.16191.00312.2435
O41.33982.33982.24493.26912.60052.60053.09890.9535
H52.13271.07892.66743.26911.76471.76472.31993.9681
H62.11601.08183.16192.60051.76471.74593.30933.4654
H72.11601.08183.16192.60051.76471.74593.30933.4654
H81.86562.56001.00313.09892.31993.30933.30933.2279
H91.85373.15472.24350.95353.96813.46543.46543.2279

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 111.067 C1 C2 H6 109.542
C1 C2 H7 109.542 C1 N3 H8 110.990
C1 O4 H9 106.645 C2 C1 N3 128.875
C2 C1 O4 111.301 N3 C1 O4 119.824
H5 C2 H6 109.515 H5 C2 H7 109.515
H6 C2 H7 107.591
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability