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

using model chemistry: B3LYP/SDD

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B3LYP/SDD
 hartrees
Energy at 0K-209.161748
Energy at 298.15K-209.168011
HF Energy-209.161748
Nuclear repulsion energy119.757106
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 B3LYP/SDD
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' 3652 3510 29.03      
2 A' 3506 3370 9.13      
3 A' 3174 3051 19.37      
4 A' 3062 2944 7.78      
5 A' 1702 1636 199.30      
6 A' 1507 1449 38.82      
7 A' 1447 1391 53.40      
8 A' 1399 1345 12.94      
9 A' 1222 1175 103.99      
10 A' 1066 1024 125.57      
11 A' 1008 969 138.45      
12 A' 858 824 1.22      
13 A' 525 505 46.47      
14 A' 412 396 3.46      
15 A" 3148 3026 13.15      
16 A" 1495 1437 16.15      
17 A" 1090 1048 13.79      
18 A" 847 814 44.43      
19 A" 636 611 197.95      
20 A" 519 499 23.92      
21 A" 110 106 1.14      

Unscaled Zero Point Vibrational Energy (zpe) 16192.3 cm-1
Scaled (by 0.9613) Zero Point Vibrational Energy (zpe) 15565.7 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 B3LYP/SDD
ABC
0.34972 0.30169 0.16702

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/SDD

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.131 0.000
C2 1.055 -0.951 0.000
N3 0.115 1.417 0.000
O4 -1.275 -0.420 0.000
H5 2.061 -0.522 0.000
H6 0.933 -1.588 0.884
H7 0.933 -1.588 -0.884
H8 1.081 1.763 0.000
H9 -1.941 0.305 0.000

Atom - Atom Distances (Å)
  C1 C2 N3 O4 H5 H6 H7 H8 H9
C11.51101.29081.38942.16152.14662.14661.95741.9485
C21.51102.54722.38961.09381.09621.09622.71433.2480
N31.29082.54722.30412.74613.23713.23711.02562.3376
O41.38942.38962.30413.33752.65022.65023.21220.9841
H52.16151.09382.74613.33751.78571.78572.48604.0858
H62.14661.09623.23712.65021.78571.76783.46893.5532
H72.14661.09623.23712.65021.78571.76783.46893.5532
H81.95742.71431.02563.21222.48603.46893.46893.3550
H91.94853.24802.33760.98414.08583.55323.55323.3550

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 111.148 C1 C2 H6 109.816
C1 C2 H7 109.816 C1 N3 H8 114.870
C1 O4 H9 109.164 C2 C1 N3 130.609
C2 C1 O4 110.880 N3 C1 O4 118.511
H5 C2 H6 109.254 H5 C2 H7 109.254
H6 C2 H7 107.474
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/SDD Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.178      
2 C -0.665      
3 N -0.365      
4 O -0.453      
5 H 0.205      
6 H 0.239      
7 H 0.239      
8 H 0.238      
9 H 0.383      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.688 -0.721 0.000 1.836
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -19.788 -0.480 0.000
y -0.480 -27.812 0.000
z 0.000 0.000 -25.062
Traceless
 xyz
x 6.649 -0.480 0.000
y -0.480 -5.387 0.000
z 0.000 0.000 -1.262
Polar
3z2-r2-2.523
x2-y28.024
xy-0.480
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.051 0.262 0.000
y 0.262 5.851 0.000
z 0.000 0.000 2.961


<r2> (average value of r2) Å2
<r2> 76.902
(<r2>)1/2 8.769