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

using model chemistry: QCISD(T)=FULL/6-311+G(3df,2p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at QCISD(T)=FULL/6-311+G(3df,2p)
 hartrees
Energy at 0K-208.964781
Energy at 298.15K-208.971159
HF Energy-208.038502
Nuclear repulsion energy121.828772
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 QCISD(T)=FULL/6-311+G(3df,2p)
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' 3793 3793        
2 A' 3547 3547        
3 A' 3163 3163        
4 A' 3063 3063        
5 A' 1740 1740        
6 A' 1499 1499        
7 A' 1454 1454        
8 A' 1397 1397        
9 A' 1266 1266        
10 A' 1115 1115        
11 A' 1024 1024        
12 A' 880 880        
13 A' 552 552        
14 A' 421 421        
15 A" 3135 3135        
16 A" 1489 1489        
17 A" 1070 1070        
18 A" 854 854        
19 A" 617 617        
20 A" 520 520        
21 A" 141 141        

Unscaled Zero Point Vibrational Energy (zpe) 16370.0 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 16370.0 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 QCISD(T)=FULL/6-311+G(3df,2p)
ABC
0.36332 0.31129 0.17302

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD(T)=FULL/6-311+G(3df,2p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.130 0.000
C2 0.919 -1.053 0.000
N3 0.282 1.370 0.000
O4 -1.296 -0.255 0.000
H5 1.960 -0.738 0.000
H6 0.726 -1.668 0.880
H7 0.726 -1.668 -0.880
H8 1.287 1.510 0.000
H9 -1.816 0.558 0.000

Atom - Atom Distances (Å)
  C1 C2 N3 O4 H5 H6 H7 H8 H9
C11.49841.27121.35212.14362.12902.12901.88711.8659
C21.49842.50552.35451.08731.09041.09042.58973.1747
N31.27122.50552.26482.69463.19333.19331.01532.2492
O41.35212.35452.26483.29152.61852.61853.12870.9656
H52.14361.08732.69463.29151.77781.77782.34703.9924
H62.12901.09043.19332.61851.77781.75973.34483.4915
H72.12901.09043.19332.61851.77781.75973.34483.4915
H81.88712.58971.01533.12872.34703.34483.34483.2459
H91.86593.17472.24920.96563.99243.49153.49153.2459

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 110.998 C1 C2 H6 109.649
C1 C2 H7 109.649 C1 N3 H8 110.745
C1 O4 H9 106.037 C2 C1 N3 129.368
C2 C1 O4 111.278 N3 C1 O4 119.354
H5 C2 H6 109.444 H5 C2 H7 109.444
H6 C2 H7 107.590
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability