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

using model chemistry: MP3=FULL/6-31G

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=FULL/6-31G
 hartrees
Energy at 0K-208.284943
Energy at 298.15K-208.291310
HF Energy-207.853431
Nuclear repulsion energy119.822857
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=FULL/6-31G
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' 3687 3687 27.37      
2 A' 3505 3505 3.57      
3 A' 3158 3158 16.02      
4 A' 3070 3070 6.81      
5 A' 1776 1776 144.38      
6 A' 1559 1559 24.70      
7 A' 1493 1493 42.72      
8 A' 1461 1461 11.32      
9 A' 1288 1288 95.63      
10 A' 1122 1122 143.39      
11 A' 1045 1045 112.91      
12 A' 872 872 4.17      
13 A' 549 549 45.14      
14 A' 427 427 3.87      
15 A" 3147 3147 8.59      
16 A" 1539 1539 7.89      
17 A" 1125 1125 9.67      
18 A" 898 898 48.39      
19 A" 611 611 199.36      
20 A" 521 521 26.75      
21 A" 127 127 1.17      

Unscaled Zero Point Vibrational Energy (zpe) 16489.4 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 16489.4 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=FULL/6-31G
ABC
0.34890 0.30276 0.16721

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP3=FULL/6-31G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.133 0.000
C2 1.053 -0.951 0.000
N3 0.122 1.411 0.000
O4 -1.281 -0.418 0.000
H5 2.058 -0.510 0.000
H6 0.933 -1.586 0.888
H7 0.933 -1.586 -0.888
H8 1.088 1.748 0.000
H9 -1.940 0.304 0.000

Atom - Atom Distances (Å)
  C1 C2 N3 O4 H5 H6 H7 H8 H9
C11.51141.28411.39432.15642.14792.14791.94701.9476
C21.51142.53922.39391.09731.09831.09832.69863.2457
N31.28412.53922.30532.72803.22943.22941.02332.3406
O41.39432.39392.30533.34012.65572.65573.20980.9779
H52.15641.09732.72803.34011.79191.79192.45734.0803
H62.14791.09833.22942.65571.79191.77653.45293.5516
H72.14791.09833.22942.65571.79191.77653.45293.5516
H81.94702.69861.02333.20982.45733.45293.45293.3550
H91.94763.24572.34060.97794.08033.55163.55163.3550

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 110.506 C1 C2 H6 109.770
C1 C2 H7 109.770 C1 N3 H8 114.624
C1 O4 H9 109.111 C2 C1 N3 130.376
C2 C1 O4 110.885 N3 C1 O4 118.738
H5 C2 H6 109.403 H5 C2 H7 109.403
H6 C2 H7 107.943
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability