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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-208.583142
Energy at 298.15K-208.589555
HF Energy-207.951467
Nuclear repulsion energy121.606151
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' 3769 3537 52.36      
2 A' 3561 3341 1.24      
3 A' 3219 3020 10.94      
4 A' 3121 2928 4.00      
5 A' 1835 1722 201.39      
6 A' 1550 1454 22.55      
7 A' 1511 1418 73.86      
8 A' 1448 1358 1.00      
9 A' 1323 1242 101.87      
10 A' 1158 1087 188.36      
11 A' 1056 991 33.45      
12 A' 905 849 0.71      
13 A' 564 529 43.17      
14 A' 434 407 2.38      
15 A" 3198 3000 5.14      
16 A" 1531 1437 8.15      
17 A" 1108 1039 9.92      
18 A" 890 835 30.39      
19 A" 635 596 152.93      
20 A" 527 495 23.54      
21 A" 135 127 0.84      

Unscaled Zero Point Vibrational Energy (zpe) 16738.8 cm-1
Scaled (by 0.9383) Zero Point Vibrational Energy (zpe) 15706.0 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
0.36221 0.31039 0.17252

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 0.939 -1.038 0.000
N3 0.255 1.377 0.000
O4 -1.292 -0.282 0.000
H5 1.978 -0.705 0.000
H6 0.755 -1.656 0.882
H7 0.755 -1.656 -0.882
H8 1.260 1.541 0.000
H9 -1.830 0.529 0.000

Atom - Atom Distances (Å)
  C1 C2 N3 O4 H5 H6 H7 H8 H9
C11.50111.26961.35692.14842.13302.13301.88971.8726
C21.50112.51002.35571.09101.09321.09322.59923.1821
N31.26962.51002.26782.70283.19813.19811.01882.2504
O41.35692.35572.26783.29732.61832.61833.13630.9736
H52.14841.09102.70283.29731.78341.78342.35844.0034
H62.13301.09323.19812.61831.78341.76493.35533.4981
H72.13301.09323.19812.61831.78341.76493.35533.4981
H81.88972.59921.01883.13632.35843.35533.35533.2517
H91.87263.18212.25040.97364.00343.49813.49813.2517

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 110.967 C1 C2 H6 109.603
C1 C2 H7 109.603 C1 N3 H8 110.860
C1 O4 H9 105.758 C2 C1 N3 129.700
C2 C1 O4 110.924 N3 C1 O4 119.376
H5 C2 H6 109.472 H5 C2 H7 109.472
H6 C2 H7 107.659
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability