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

using model chemistry: QCISD/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 QCISD/3-21G
 hartrees
Energy at 0K-265.849177
Energy at 298.15K-265.857320
HF Energy-265.306688
Nuclear repulsion energy188.836640
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/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 3127 3031 9.86      
2 A 3040 2947 21.90      
3 A 3034 2941 65.64      
4 A 1621 1571 7.49      
5 A 1578 1529 1.97      
6 A 1393 1350 10.33      
7 A 1253 1214 3.43      
8 A 1192 1156 14.84      
9 A 1149 1113 0.07      
10 A 1077 1044 129.47      
11 A 919 890 7.39      
12 A 909 881 0.07      
13 A 688 667 0.07      
14 A 251 243 0.97      
15 A 3134 3038 35.24      
16 A 3085 2990 60.35      
17 A 3041 2948 54.54      
18 A 1574 1526 0.89      
19 A 1425 1382 0.79      
20 A 1352 1310 3.37      
21 A 1219 1181 1.21      
22 A 1130 1095 16.57      
23 A 1045 1013 22.62      
24 A 932 903 9.09      
25 A 854 828 35.91      
26 A 621 602 6.60      
27 A 55 54 26.47      

Unscaled Zero Point Vibrational Energy (zpe) 20349.2 cm-1
Scaled (by 0.9692) Zero Point Vibrational Energy (zpe) 19722.4 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/3-21G
ABC
0.24383 0.23991 0.13509

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

Point Group is C2

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 1.251
C2 -0.320 0.703 -0.979
C3 0.320 -0.703 -0.979
O4 0.000 1.193 0.385
O5 0.000 -1.193 0.385
H6 0.905 0.050 1.868
H7 -0.905 -0.050 1.868
H8 -1.406 0.634 -1.132
H9 1.406 -0.634 -1.132
H10 -0.131 -1.400 -1.692
H11 0.131 1.400 -1.692

Atom - Atom Distances (Å)
  C1 C2 C3 O4 O5 H6 H7 H8 H9 H10 H11
C12.35952.35951.47381.47381.09671.09672.83862.83863.26073.2607
C22.35951.54531.48362.35713.16723.00221.09932.18932.22841.0937
C32.35951.54532.35711.48363.00223.16722.18931.09931.09372.2284
O41.47381.48362.35712.38522.07952.13622.14272.75973.32382.0906
O51.47382.35711.48362.38522.13622.07952.75972.14272.09063.3238
H61.09673.16723.00222.07952.13621.81323.83213.11753.98043.8845
H71.09673.00223.16722.13622.07951.81323.11753.83213.88453.9804
H82.83861.09932.18932.14272.75973.83213.11753.08572.46501.8062
H92.83862.18931.09932.75972.14273.11753.83213.08571.80622.4650
H103.26072.22841.09373.32382.09063.98043.88452.46501.80622.8115
H113.26071.09372.22842.09063.32383.88453.98041.80622.46502.8115

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 105.846 C1 O5 C3 105.846
C2 C3 O5 102.170 C2 C3 H9 110.623
C2 C3 H10 114.121 C3 C2 O4 102.170
C3 C2 H8 110.623 C3 C2 H11 114.121
O4 C1 O5 108.035 O4 C1 H6 107.079
O4 C1 H7 111.566 O4 C2 H8 111.233
O4 C2 H11 107.446 O5 C1 H6 111.566
O5 C1 H7 107.079 O5 C3 H9 111.233
O5 C3 H10 107.446 H6 C1 H7 111.509
H8 C2 H11 110.894 H9 C3 H10 110.894
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability