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All results from a given calculation for C3H6O (Acetone enol)

using model chemistry: TPSSh/3-21G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at TPSSh/3-21G*
 hartrees
Energy at 0K-192.075818
Energy at 298.15K-192.082180
HF Energy-192.075818
Nuclear repulsion energy119.116066
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 TPSSh/3-21G*
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' 3481 3362 3.12      
2 A' 3256 3144 11.93      
3 A' 3165 3057 6.21      
4 A' 3151 3043 13.89      
5 A' 3052 2947 15.30      
6 A' 1712 1654 100.29      
7 A' 1558 1505 12.21      
8 A' 1500 1448 14.21      
9 A' 1462 1412 12.82      
10 A' 1410 1362 2.57      
11 A' 1192 1151 120.50      
12 A' 1042 1006 23.99      
13 A' 985 952 40.33      
14 A' 837 808 6.44      
15 A' 456 441 17.87      
16 A' 393 379 3.13      
17 A" 3102 2995 16.77      
18 A" 1541 1488 8.22      
19 A" 1119 1080 4.50      
20 A" 851 822 104.25      
21 A" 725 700 6.44      
22 A" 506 489 14.95      
23 A" 458 442 125.55      
24 A" 161 156 1.68      

Unscaled Zero Point Vibrational Energy (zpe) 18557.2 cm-1
Scaled (by 0.9657) Zero Point Vibrational Energy (zpe) 17920.7 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 TPSSh/3-21G*
ABC
0.32371 0.30273 0.16116

See section I.F.4 to change rotational constant units
Geometric Data calculated at TPSSh/3-21G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.930 -1.079 0.000
C2 0.000 0.107 0.000
C3 0.399 1.385 0.000
O4 -1.331 -0.329 0.000
H5 1.973 -0.753 0.000
H6 0.739 -1.699 0.885
H7 0.739 -1.699 -0.885
H8 1.455 1.628 0.000
H9 -0.302 2.216 0.000
H10 -1.933 0.465 0.000

Atom - Atom Distances (Å)
  C1 C2 C3 O4 H5 H6 H7 H8 H9 H10
C11.50682.52082.38151.09281.09731.09732.75783.51753.2530
C21.50681.33951.40032.15202.14242.14242.10502.13061.9663
C32.52081.33952.43582.65493.22663.22661.08281.08682.5075
O42.38151.40032.43583.33052.63522.63523.40442.74530.9973
H51.09282.15202.65493.33051.78871.78872.43723.74014.0917
H61.09732.14243.22662.63521.78871.77053.51634.14633.5511
H71.09732.14243.22662.63521.78871.77053.51634.14633.5511
H82.75782.10501.08283.40442.43723.51633.51631.85193.5819
H93.51752.13061.08682.74533.74014.14634.14631.85192.3930
H103.25301.96632.50750.99734.09173.55113.55113.58192.3930

picture of Acetone enol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 124.556 C1 C2 O4 109.955
C2 C1 H5 110.746 C2 C1 H6 109.721
C2 C1 H7 109.721 C2 C3 H8 120.313
C2 C3 H9 122.486 C2 O4 H10 109.029
C3 C2 O4 125.489 H5 C1 H6 109.511
H5 C1 H7 109.511 H6 C1 H7 107.569
H8 C3 H9 117.201
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at TPSSh/3-21G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.621      
2 C 0.256      
3 C -0.474      
4 O -0.570      
5 H 0.212      
6 H 0.230      
7 H 0.230      
8 H 0.199      
9 H 0.182      
10 H 0.357      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.147 0.701 0.000 0.716
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.378 0.225 0.000
y 0.225 6.572 0.000
z 0.000 0.000 2.531


<r2> (average value of r2) Å2
<r2> 81.490
(<r2>)1/2 9.027