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All results from a given calculation for C3H6O (Oxetane)

using model chemistry: HF/Def2TZVPP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at HF/Def2TZVPP
 hartrees
Energy at 0K-191.988000
Energy at 298.15K-191.995439
HF Energy-191.988000
Nuclear repulsion energy129.611441
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 HF/Def2TZVPP
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A1 3219 2918 32.82      
2 A1 3184 2886 5.08      
3 A1 1674 1518 0.06      
4 A1 1616 1464 3.60      
5 A1 1514 1373 7.36      
6 A1 1136 1030 22.34      
7 A1 1018 923 32.04      
8 A1 894 811 6.48      
9 A2 3217 2916 0.00      
10 A2 1334 1209 0.00      
11 A2 1266 1147 0.00      
12 A2 894 811 0.00      
13 B1 3267 2961 70.08      
14 B1 3214 2913 68.30      
15 B1 1311 1188 0.02      
16 B1 1263 1145 5.80      
17 B1 820 744 0.07      
18 B1 87 78 5.15      
19 B2 3176 2878 175.92      
20 B2 1645 1491 1.89      
21 B2 1440 1305 0.42      
22 B2 1384 1254 7.50      
23 B2 1157 1048 133.24      
24 B2 997 904 1.42      

Unscaled Zero Point Vibrational Energy (zpe) 20362.4 cm-1
Scaled (by 0.9064) Zero Point Vibrational Energy (zpe) 18456.5 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 HF/Def2TZVPP
ABC
0.41088 0.40328 0.22957

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/Def2TZVPP

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 0.000 0.000 1.047
C2 0.000 0.000 -1.069
C3 0.000 1.027 0.071
C4 0.000 -1.027 0.071
H5 0.881 0.000 -1.694
H6 -0.881 0.000 -1.694
H7 0.882 1.651 0.143
H8 -0.882 1.651 0.143
H9 -0.882 -1.651 0.143
H10 0.882 -1.651 0.143

Atom - Atom Distances (Å)
  O1 C2 C3 C4 H5 H6 H7 H8 H9 H10
O12.11611.41701.41702.87862.87862.07892.07892.07892.0789
C22.11611.53491.53491.07961.07962.23032.23032.23032.2303
C31.41701.53492.05492.22392.22391.08271.08272.82112.8211
C41.41701.53492.05492.22392.22392.82112.82111.08271.0827
H52.87861.07962.22392.22391.76122.46993.03433.03432.4699
H62.87861.07962.22392.22391.76123.03432.46992.46993.0343
H72.07892.23031.08272.82112.46993.03431.76413.74423.3025
H82.07892.23031.08272.82113.03432.46991.76413.30253.7442
H92.07892.23032.82111.08273.03432.46993.74423.30251.7641
H102.07892.23032.82111.08272.46993.03433.30253.74421.7641

picture of Oxetane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
O1 C3 C2 91.503 O1 C3 H7 111.838
O1 C3 H8 111.838 O1 C4 C2 91.503
O1 C4 H9 111.838 O1 C4 H10 111.838
C2 C3 H7 115.787 C2 C3 H8 115.787
C2 C4 H9 115.787 C2 C4 H10 115.787
C3 O1 C4 92.951 C3 C2 C4 84.043
C3 C2 H5 115.453 C3 C2 H6 115.453
C4 C2 H5 115.453 C4 C2 H6 115.453
H5 C2 H6 109.309 H7 C3 H8 109.106
H9 C4 H10 109.106
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/Def2TZVPP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.437      
2 C -0.165      
3 C 0.199      
4 C 0.199      
5 H 0.049      
6 H 0.049      
7 H 0.027      
8 H 0.027      
9 H 0.027      
10 H 0.027      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.000 0.000 -2.035 2.035
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -24.122 0.000 0.000
y 0.000 -22.903 0.000
z 0.000 0.000 -28.082
Traceless
 xyz
x 1.371 0.000 0.000
y 0.000 3.199 0.000
z 0.000 0.000 -4.569
Polar
3z2-r2-9.139
x2-y2-1.218
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.887 0.000 0.000
y 0.000 5.911 0.000
z 0.000 0.000 5.123


<r2> (average value of r2) Å2
<r2> 65.382
(<r2>)1/2 8.086