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

using model chemistry: PBEPBE/aug-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 PBEPBE/aug-cc-pVDZ
 hartrees
Energy at 0K-208.984010
Energy at 298.15K-208.990256
HF Energy-208.984010
Nuclear repulsion energy120.644077
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 PBEPBE/aug-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' 3610 3588 34.18      
2 A' 3427 3406 4.24      
3 A' 3096 3077 9.15      
4 A' 2985 2967 6.26      
5 A' 1680 1669 222.28      
6 A' 1409 1400 24.95      
7 A' 1379 1370 56.79      
8 A' 1315 1307 0.33      
9 A' 1220 1212 83.71      
10 A' 1068 1062 162.68      
11 A' 966 961 36.02      
12 A' 854 849 1.47      
13 A' 530 527 36.48      
14 A' 408 406 2.06      
15 A" 3057 3039 4.38      
16 A" 1395 1387 8.82      
17 A" 1010 1004 4.24      
18 A" 811 806 22.45      
19 A" 620 617 114.58      
20 A" 515 512 10.33      
21 A" 115 114 0.45      

Unscaled Zero Point Vibrational Energy (zpe) 15735.9 cm-1
Scaled (by 0.9939) Zero Point Vibrational Energy (zpe) 15639.9 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 PBEPBE/aug-cc-pVDZ
ABC
0.35735 0.30538 0.16996

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.128 0.000
C2 0.963 -1.028 0.000
N3 0.230 1.393 0.000
O4 -1.297 -0.305 0.000
H5 2.005 -0.671 0.000
H6 0.792 -1.662 0.890
H7 0.792 -1.662 -0.890
H8 1.241 1.579 0.000
H9 -1.842 0.510 0.000

Atom - Atom Distances (Å)
  C1 C2 N3 O4 H5 H6 H7 H8 H9
C11.50511.28491.36762.15882.15112.15111.90871.8807
C21.50512.52952.37271.10181.10611.10612.62183.1989
N31.28492.52952.28342.72233.23143.23141.02802.2514
O41.36762.37272.28343.32242.64572.64573.16080.9808
H52.15881.10182.72233.32241.80161.80162.37614.0241
H62.15111.10613.23142.64571.80161.78013.39093.5286
H72.15111.10613.23142.64571.80161.78013.39093.5286
H81.90872.62181.02803.16082.37613.39093.39093.2623
H91.88073.19892.25140.98084.02413.52863.52863.2623

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 110.859 C1 C2 H6 109.998
C1 C2 H7 109.998 C1 N3 H8 110.737
C1 O4 H9 105.233 C2 C1 N3 129.920
C2 C1 O4 111.283 N3 C1 O4 118.797
H5 C2 H6 109.373 H5 C2 H7 109.373
H6 C2 H7 107.162
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/aug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.441      
2 C 0.670      
3 N -0.346      
4 O -0.468      
5 H -0.224      
6 H -0.090      
7 H -0.090      
8 H -0.029      
9 H 0.138      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.139 -1.144 0.000 1.615
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -20.940 -1.144 0.000
y -1.144 -27.876 0.000
z 0.000 0.000 -25.576
Traceless
 xyz
x 5.786 -1.144 0.000
y -1.144 -4.618 0.000
z 0.000 0.000 -1.168
Polar
3z2-r2-2.336
x2-y26.936
xy-1.144
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.716 0.025 0.000
y 0.025 7.432 0.000
z 0.000 0.000 4.705


<r2> (average value of r2) Å2
<r2> 76.165
(<r2>)1/2 8.727