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

using model chemistry: PBEPBEultrafine/daug-cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at PBEPBEultrafine/daug-cc-pVDZ
 hartrees
Energy at 0K-208.984993
Energy at 298.15K-208.991233
HF Energy-208.984993
Nuclear repulsion energy120.660361
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 PBEPBEultrafine/daug-cc-pVDZ
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' 3609 3609 34.52      
2 A' 3426 3426 4.21      
3 A' 3095 3095 9.57      
4 A' 2982 2982 6.57      
5 A' 1679 1679 221.41      
6 A' 1410 1410 24.93      
7 A' 1379 1379 57.46      
8 A' 1314 1314 0.30      
9 A' 1218 1218 82.93      
10 A' 1068 1068 161.75      
11 A' 968 968 36.45      
12 A' 854 854 1.46      
13 A' 529 529 36.87      
14 A' 407 407 1.97      
15 A" 3055 3055 4.74      
16 A" 1396 1396 8.98      
17 A" 1010 1010 4.37      
18 A" 809 809 20.76      
19 A" 619 619 111.88      
20 A" 511 511 11.78      
21 A" 112 112 0.45      

Unscaled Zero Point Vibrational Energy (zpe) 15724.4 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 15724.4 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 PBEPBEultrafine/daug-cc-pVDZ
ABC
0.35738 0.30546 0.16999

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBEPBEultrafine/daug-cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.128 0.000
C2 0.958 -1.033 0.000
N3 0.237 1.391 0.000
O4 -1.299 -0.299 0.000
H5 2.001 -0.680 0.000
H6 0.785 -1.666 0.890
H7 0.785 -1.666 -0.890
H8 1.249 1.571 0.000
H9 -1.839 0.520 0.000

Atom - Atom Distances (Å)
  C1 C2 N3 O4 H5 H6 H7 H8 H9
C11.50511.28481.36722.15832.15092.15091.90831.8799
C21.50512.52852.37341.10121.10561.10562.61973.1989
N31.28482.52852.28342.72043.23043.23041.02782.2508
O41.36722.37342.28343.32222.64662.64663.16020.9807
H52.15831.10122.72043.32221.80071.80072.37314.0230
H62.15091.10563.23042.64661.80071.77923.38873.5292
H72.15091.10563.23042.64661.80071.77923.38873.5292
H81.90832.61971.02783.16022.37313.38873.38873.2614
H91.87993.19892.25080.98074.02303.52923.52923.2614

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 110.856 C1 C2 H6 110.009
C1 C2 H7 110.009 C1 N3 H8 110.719
C1 O4 H9 105.194 C2 C1 N3 129.827
C2 C1 O4 111.353 N3 C1 O4 118.820
H5 C2 H6 109.367 H5 C2 H7 109.367
H6 C2 H7 107.154
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBEultrafine/daug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.356      
2 C 1.631      
3 N -0.147      
4 O -1.132      
5 H -0.272      
6 H -0.049      
7 H -0.049      
8 H -0.093      
9 H 0.465      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.128 -1.152 0.000 1.612
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -20.938 -1.176 0.000
y -1.176 -27.832 0.000
z 0.000 0.000 -25.597
Traceless
 xyz
x 5.776 -1.176 0.000
y -1.176 -4.564 0.000
z 0.000 0.000 -1.212
Polar
3z2-r2-2.425
x2-y26.893
xy-1.176
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.795 0.037 0.000
y 0.037 7.463 0.000
z 0.000 0.000 4.768


<r2> (average value of r2) Å2
<r2> 76.146
(<r2>)1/2 8.726