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

using model chemistry: B3LYPultrafine/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 B3LYPultrafine/6-311+G(3df,2p)
 hartrees
Energy at 0K-209.282993
Energy at 298.15K-209.289348
HF Energy-209.282993
Nuclear repulsion energy121.823583
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 B3LYPultrafine/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' 3761 3761 52.01      
2 A' 3529 3529 6.77      
3 A' 3133 3133 10.90      
4 A' 3041 3041 5.75      
5 A' 1730 1730 252.89      
6 A' 1486 1486 24.64      
7 A' 1432 1432 55.56      
8 A' 1389 1389 7.85      
9 A' 1255 1255 90.19      
10 A' 1095 1095 165.85      
11 A' 1015 1015 57.74      
12 A' 868 868 1.57      
13 A' 552 552 37.93      
14 A' 426 426 1.85      
15 A" 3098 3098 5.54      
16 A" 1476 1476 8.57      
17 A" 1069 1069 5.71      
18 A" 841 841 26.14      
19 A" 626 626 111.71      
20 A" 525 525 26.19      
21 A" 128 128 0.38      

Unscaled Zero Point Vibrational Energy (zpe) 16237.7 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 16237.7 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 B3LYPultrafine/6-311+G(3df,2p)
ABC
0.36341 0.31106 0.17294

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYPultrafine/6-311+G(3df,2p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.132 0.000
C2 0.923 -1.051 0.000
N3 0.280 1.366 0.000
O4 -1.297 -0.256 0.000
H5 1.963 -0.736 0.000
H6 0.733 -1.670 0.878
H7 0.733 -1.670 -0.878
H8 1.281 1.529 0.000
H9 -1.829 0.551 0.000

Atom - Atom Distances (Å)
  C1 C2 N3 O4 H5 H6 H7 H8 H9
C11.50031.26551.35362.14592.13422.13421.89541.8769
C21.50032.50142.35731.08671.09051.09052.60503.1846
N31.26552.50142.26212.69283.19273.19271.01452.2610
O41.35362.35732.26213.29432.62482.62483.13550.9675
H52.14591.08672.69283.29431.77571.77572.36534.0045
H62.13421.09053.19272.62481.77571.75593.36193.5031
H72.13421.09053.19272.62481.77571.75593.36193.5031
H81.89542.60501.01453.13552.36533.36193.36193.2604
H91.87693.18462.26100.96754.00453.50313.50313.2604

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 111.083 C1 C2 H6 109.914
C1 C2 H7 109.914 C1 N3 H8 112.000
C1 O4 H9 106.743 C2 C1 N3 129.291
C2 C1 O4 111.275 N3 C1 O4 119.434
H5 C2 H6 109.301 H5 C2 H7 109.301
H6 C2 H7 107.243
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