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

using model chemistry: MP2/CEP-121G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2 1A
Energy calculated at MP2/CEP-121G
 hartrees
Energy at 0K-51.702225
Energy at 298.15K-51.710346
HF Energy-51.197093
Nuclear repulsion energy104.884388
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 MP2/CEP-121G
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 3122 3047 13.20      
2 A 3023 2951 43.19      
3 A 3016 2944 66.32      
4 A 1548 1511 3.01      
5 A 1526 1489 0.05      
6 A 1376 1343 5.14      
7 A 1217 1188 7.13      
8 A 1141 1114 19.09      
9 A 1136 1109 0.18      
10 A 1049 1024 134.14      
11 A 947 924 15.54      
12 A 859 839 7.41      
13 A 661 645 0.12      
14 A 255 249 1.28      
15 A 3133 3058 50.25      
16 A 3116 3041 42.94      
17 A 3017 2945 63.42      
18 A 1521 1485 2.64      
19 A 1401 1368 4.41      
20 A 1342 1310 0.74      
21 A 1176 1148 1.49      
22 A 1114 1088 13.97      
23 A 1001 977 20.59      
24 A 885 864 20.94      
25 A 815 796 61.91      
26 A 612 597 7.76      
27 A 71 69 36.88      

Unscaled Zero Point Vibrational Energy (zpe) 20040.9 cm-1
Scaled (by 0.976) Zero Point Vibrational Energy (zpe) 19559.9 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 MP2/CEP-121G
ABC
0.23760 0.23743 0.13236

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/CEP-121G

Point Group is C2

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 1.275
C2 -0.315 0.709 -0.997
C3 0.315 -0.709 -0.997
O4 0.000 1.197 0.389
O5 0.000 -1.197 0.389
H6 0.916 0.046 1.881
H7 -0.916 -0.046 1.881
H8 -1.407 0.667 -1.143
H9 1.407 -0.667 -1.143
H10 -0.153 -1.423 -1.686
H11 0.153 1.423 -1.686

Atom - Atom Distances (Å)
  C1 C2 C3 O4 O5 H6 H7 H8 H9 H10 H11
C12.40132.40131.48951.48951.09911.09912.87602.87603.28853.2885
C22.40131.55201.50272.37783.19973.03581.10242.20912.24661.0966
C32.40131.55202.37781.50273.03583.19972.20911.10241.09662.2466
O41.48951.50272.37782.39402.09512.14742.14612.79303.34532.0920
O51.48952.37781.50272.39402.14742.09512.79302.14612.09203.3453
H61.09913.19973.03582.09512.14741.83423.86323.14554.00273.8982
H71.09913.03583.19972.14742.09511.83423.14553.86323.89824.0027
H82.87601.10242.20912.14612.79303.86323.14553.11412.49731.8165
H92.87602.20911.10242.79302.14613.14553.86323.11411.81652.4973
H103.28852.24661.09663.34532.09204.00273.89822.49731.81652.8631
H113.28851.09662.24662.09203.34533.89824.00271.81652.49732.8631

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 106.743 C1 O5 C3 106.743
C2 C3 O5 102.219 C2 C3 H9 111.538
C2 C3 H10 114.959 C3 C2 O4 102.219
C3 C2 H8 111.538 C3 C2 H11 114.959
O4 C1 O5 106.955 O4 C1 H6 107.105
O4 C1 H7 111.216 O4 C2 H8 109.983
O4 C2 H11 106.138 O5 C1 H6 111.216
O5 C1 H7 107.105 O5 C3 H9 109.983
O5 C3 H10 106.138 H6 C1 H7 113.111
H8 C2 H11 111.388 H9 C3 H10 111.388
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability