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All results from a given calculation for C3H6O2 (1,3-Dioxolane)

using model chemistry: QCISD/6-31G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2 1A
Energy calculated at QCISD/6-31G**
 hartrees
Energy at 0K-267.616241
Energy at 298.15K-267.624486
HF Energy-266.799994
Nuclear repulsion energy194.277012
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 QCISD/6-31G**
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 3191 3004 20.78      
2 A 3091 2910 0.76      
3 A 3084 2903 126.19      
4 A 1619 1524 8.42      
5 A 1576 1484 3.45      
6 A 1431 1347 14.74      
7 A 1287 1211 4.59      
8 A 1242 1169 65.60      
9 A 1193 1123 62.97      
10 A 1175 1106 95.51      
11 A 995 937 0.09      
12 A 982 924 8.66      
13 A 740 697 0.35      
14 A 285 268 0.73      
15 A 3197 3009 42.47      
16 A 3134 2950 73.90      
17 A 3095 2913 71.45      
18 A 1570 1478 0.49      
19 A 1473 1387 14.55      
20 A 1378 1297 0.02      
21 A 1257 1183 4.28      
22 A 1186 1116 21.64      
23 A 1123 1057 38.67      
24 A 992 934 44.51      
25 A 934 879 28.08      
26 A 653 615 5.19      
27 A 13 12 19.22      

Unscaled Zero Point Vibrational Energy (zpe) 20946.4 cm-1
Scaled (by 0.9414) Zero Point Vibrational Energy (zpe) 19719.0 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 QCISD/6-31G**
ABC
0.25909 0.25394 0.14365

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD/6-31G**

Point Group is C2

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 1.206
C2 -0.310 0.693 -0.945
C3 0.310 -0.693 -0.945
O4 0.000 1.149 0.372
O5 0.000 -1.149 0.372
H6 0.896 0.043 1.832
H7 -0.896 -0.043 1.832
H8 -1.393 0.641 -1.102
H9 1.393 -0.641 -1.102
H10 -0.131 -1.388 -1.657
H11 0.131 1.388 -1.657

Atom - Atom Distances (Å)
  C1 C2 C3 O4 O5 H6 H7 H8 H9 H10 H11
C12.28132.28131.42031.42031.09401.09402.77092.77093.18493.1849
C22.28131.51901.42762.28603.09672.93201.09532.16892.20691.0886
C32.28131.51902.28601.42762.93203.09672.16891.09531.08862.2069
O41.42031.42762.28602.29882.03952.08732.09072.70483.25152.0474
O51.42032.28601.42762.29882.08732.03952.70482.09072.04743.2515
H61.09403.09672.93202.03952.08731.79473.76903.05313.90883.8169
H71.09402.93203.09672.08732.03951.79473.05313.76903.81693.9088
H82.77091.09532.16892.09072.70483.76903.05313.06612.45231.7861
H92.77092.16891.09532.70482.09073.05313.76903.06611.78612.4523
H103.18492.20691.08863.25152.04743.90883.81692.45231.78612.7880
H113.18491.08862.20692.04743.25153.81693.90881.78612.45232.7880

picture of 1,3-Dioxolane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 O4 C2 106.456 C1 O5 C3 106.456
C2 C3 O5 101.707 C2 C3 H9 111.081
C2 C3 H10 114.626 C3 C2 O4 101.707
C3 C2 H8 111.081 C3 C2 H11 114.626
O4 C1 O5 108.048 O4 C1 H6 107.711
O4 C1 H7 111.581 O4 C2 H8 111.249
O4 C2 H11 108.164 O5 C1 H6 111.581
O5 C1 H7 107.711 O5 C3 H9 111.249
O5 C3 H10 108.164 H6 C1 H7 110.221
H8 C2 H11 109.749 H9 C3 H10 109.749
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability