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

using model chemistry: PBEPBEultrafine/aug-cc-pVTZ

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/aug-cc-pVTZ
 hartrees
Energy at 0K-209.035563
Energy at 298.15K-209.041819
HF Energy-209.035563
Nuclear repulsion energy121.113948
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/aug-cc-pVTZ
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' 3610 3569 35.72      
2 A' 3434 3395 4.71      
3 A' 3081 3046 8.68      
4 A' 2981 2948 5.74      
5 A' 1676 1657 224.37      
6 A' 1430 1414 24.52      
7 A' 1384 1369 58.32      
8 A' 1334 1319 0.61      
9 A' 1214 1201 83.64      
10 A' 1064 1052 161.12      
11 A' 976 965 46.59      
12 A' 851 842 1.88      
13 A' 532 526 36.67      
14 A' 411 407 1.90      
15 A" 3042 3008 3.98      
16 A" 1419 1403 9.08      
17 A" 1025 1013 4.81      
18 A" 810 801 21.55      
19 A" 618 611 108.65      
20 A" 512 506 16.62      
21 A" 119 117 0.42      

Unscaled Zero Point Vibrational Energy (zpe) 15759.5 cm-1
Scaled (by 0.9888) Zero Point Vibrational Energy (zpe) 15583.0 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 PBEPBEultrafine/aug-cc-pVTZ
ABC
0.35959 0.30793 0.17118

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.130 0.000
C2 0.951 -1.033 0.000
N3 0.244 1.383 0.000
O4 -1.297 -0.292 0.000
H5 1.990 -0.689 0.000
H6 0.776 -1.662 0.884
H7 0.776 -1.662 -0.884
H8 1.251 1.564 0.000
H9 -1.835 0.525 0.000

Atom - Atom Distances (Å)
  C1 C2 N3 O4 H5 H6 H7 H8 H9
C11.50161.27681.36352.15232.14322.14321.90351.8773
C21.50162.51682.36631.09481.09891.09892.61413.1917
N31.27682.51682.27592.70993.21483.21481.02322.2495
O41.36352.36632.27593.31092.63712.63713.15230.9784
H52.15231.09482.70993.31091.78921.78922.37174.0136
H62.14321.09893.21482.63711.78921.76773.37853.5189
H72.14321.09893.21482.63711.78921.76773.37853.5189
H81.90352.61411.02323.15232.37173.37853.37853.2568
H91.87733.19172.24950.97844.01363.51893.51893.2568

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 111.014 C1 C2 H6 110.039
C1 C2 H7 110.039 C1 N3 H8 111.228
C1 O4 H9 105.383 C2 C1 N3 129.690
C2 C1 O4 111.268 N3 C1 O4 119.042
H5 C2 H6 109.289 H5 C2 H7 109.289
H6 C2 H7 107.082
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBEultrafine/aug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.393      
2 C -0.459      
3 N -0.511      
4 O -0.309      
5 H 0.235      
6 H 0.201      
7 H 0.201      
8 H 0.066      
9 H 0.183      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.115 -1.131 0.000 1.588
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -20.878 -1.193 0.000
y -1.193 -27.725 0.000
z 0.000 0.000 -25.479
Traceless
 xyz
x 5.724 -1.193 0.000
y -1.193 -4.546 0.000
z 0.000 0.000 -1.178
Polar
3z2-r2-2.356
x2-y26.847
xy-1.193
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.714 0.029 0.000
y 0.029 7.379 0.000
z 0.000 0.000 4.701


<r2> (average value of r2) Å2
<r2> 75.667
(<r2>)1/2 8.699