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

using model chemistry: CCD/3-21G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2 1A
Energy calculated at CCD/3-21G*
 hartrees
Energy at 0K-265.841233
Energy at 298.15K-265.849389
HF Energy-265.307553
Nuclear repulsion energy189.172934
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 CCD/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 3138 3001 9.32      
2 A 3055 2922 18.33      
3 A 3049 2916 63.75      
4 A 1627 1556 6.73      
5 A 1585 1516 1.52      
6 A 1399 1338 8.55      
7 A 1259 1204 3.57      
8 A 1203 1151 13.31      
9 A 1155 1104 0.79      
10 A 1095 1047 128.88      
11 A 929 888 6.74      
12 A 923 883 0.37      
13 A 696 665 0.03      
14 A 248 237 0.97      
15 A 3146 3009 35.35      
16 A 3100 2965 56.63      
17 A 3056 2923 51.32      
18 A 1580 1512 0.99      
19 A 1432 1370 0.60      
20 A 1360 1301 3.40      
21 A 1226 1173 1.42      
22 A 1136 1086 18.15      
23 A 1065 1018 23.98      
24 A 945 904 7.97      
25 A 868 830 34.07      
26 A 628 601 6.60      
27 A 54 52 26.22      

Unscaled Zero Point Vibrational Energy (zpe) 20476.4 cm-1
Scaled (by 0.9565) Zero Point Vibrational Energy (zpe) 19585.7 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 CCD/3-21G*
ABC
0.24474 0.24087 0.13542

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

Point Group is C2

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 1.248
C2 -0.313 0.706 -0.978
C3 0.313 -0.706 -0.978
O4 0.000 1.189 0.385
O5 0.000 -1.189 0.385
H6 0.904 0.046 1.866
H7 -0.904 -0.046 1.866
H8 -1.399 0.648 -1.137
H9 1.399 -0.648 -1.137
H10 -0.147 -1.397 -1.688
H11 0.147 1.397 -1.688

Atom - Atom Distances (Å)
  C1 C2 C3 O4 O5 H6 H7 H8 H9 H10 H11
C12.35582.35581.46941.46941.09611.09612.83992.83993.25523.2552
C22.35581.54431.47962.35513.16262.99981.09862.18872.22621.0933
C32.35581.54432.35511.47962.99983.16262.18871.09861.09332.2262
O41.46941.47962.35512.37872.07772.12982.13682.76593.31842.0890
O51.46942.35511.47962.37872.12982.07772.76592.13682.08903.3184
H61.09613.16262.99982.07772.12981.81103.83183.12123.97743.8769
H71.09612.99983.16262.12982.07771.81103.12123.83183.87693.9774
H82.83991.09862.18872.13682.76593.83183.12123.08362.46101.8040
H92.83992.18871.09862.76592.13683.12123.83183.08361.80402.4610
H103.25522.22621.09333.31842.08903.97743.87692.46101.80402.8102
H113.25521.09332.22622.08903.31843.87693.97741.80402.46102.8102

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 106.040 C1 O5 C3 106.040
C2 C3 O5 102.286 C2 C3 H9 110.686
C2 C3 H10 114.040 C3 C2 O4 102.286
C3 C2 H8 110.686 C3 C2 H11 114.040
O4 C1 O5 108.073 O4 C1 H6 107.268
O4 C1 H7 111.405 O4 C2 H8 111.093
O4 C2 H11 107.621 O5 C1 H6 111.405
O5 C1 H7 107.268 O5 C3 H9 111.093
O5 C3 H10 107.621 H6 C1 H7 111.409
H8 C2 H11 110.778 H9 C3 H10 110.778
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability