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

using model chemistry: MP2/CEP-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 MP2/CEP-31G
 hartrees
Energy at 0K-51.638692
Energy at 298.15K-51.646693
HF Energy-51.186459
Nuclear repulsion energy104.361653
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-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 3172 3065 13.41      
2 A 3082 2978 21.61      
3 A 3077 2974 133.19      
4 A 1547 1495 2.64      
5 A 1531 1480 0.11      
6 A 1369 1323 3.31      
7 A 1224 1183 7.49      
8 A 1146 1107 16.93      
9 A 1137 1099 0.47      
10 A 1050 1014 126.62      
11 A 948 916 14.18      
12 A 856 827 5.97      
13 A 665 643 0.04      
14 A 239 231 1.14      
15 A 3187 3080 94.46      
16 A 3180 3072 39.61      
17 A 3076 2972 71.48      
18 A 1525 1474 2.53      
19 A 1390 1343 2.28      
20 A 1332 1287 0.73      
21 A 1172 1132 1.14      
22 A 1102 1065 13.72      
23 A 1004 970 20.83      
24 A 893 863 21.34      
25 A 817 789 57.15      
26 A 624 603 7.31      
27 A 36 35 41.98      

Unscaled Zero Point Vibrational Energy (zpe) 20190.0 cm-1
Scaled (by 0.9663) Zero Point Vibrational Energy (zpe) 19509.6 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-31G
ABC
0.23599 0.23466 0.13068

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/CEP-31G

Point Group is C2

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 1.279
C2 -0.300 0.722 -1.002
C3 0.300 -0.722 -1.002
O4 0.000 1.203 0.393
O5 0.000 -1.203 0.393
H6 0.922 0.043 1.887
H7 -0.922 -0.043 1.887
H8 -1.397 0.714 -1.169
H9 1.397 -0.714 -1.169
H10 -0.204 -1.426 -1.689
H11 0.204 1.426 -1.689

Atom - Atom Distances (Å)
  C1 C2 C3 O4 O5 H6 H7 H8 H9 H10 H11
C12.41102.41101.49351.49351.10571.10572.90692.90693.29863.2986
C22.41101.56461.50602.39673.20993.05311.10932.22952.25791.1049
C32.41101.56462.39671.50603.05313.20992.22951.10931.10492.2579
O41.49351.50602.39672.40592.10412.15282.15192.84013.36002.1039
O51.49352.39671.50602.40592.15282.10412.84012.15192.10393.3600
H61.10573.20993.05312.10412.15281.84603.89453.18424.02673.9011
H71.10573.05313.20992.15282.10411.84603.18423.89453.90114.0267
H82.90691.10932.22952.15192.84013.89453.18423.13742.50501.8273
H92.90692.22951.10932.84012.15193.18423.89453.13741.82732.5050
H103.29862.25791.10493.36002.10394.02673.90112.50501.82732.8815
H113.29861.10492.25792.10393.36003.90114.02671.82732.50502.8815

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 106.986 C1 O5 C3 106.986
C2 C3 O5 102.602 C2 C3 H9 111.854
C2 C3 H10 114.421 C3 C2 O4 102.602
C3 C2 H8 111.854 C3 C2 H11 114.421
O4 C1 O5 107.308 O4 C1 H6 107.154
O4 C1 H7 110.963 O4 C2 H8 109.803
O4 C2 H11 106.366 O5 C1 H6 110.963
O5 C1 H7 107.154 O5 C3 H9 109.803
O5 C3 H10 106.366 H6 C1 H7 113.176
H8 C2 H11 111.226 H9 C3 H10 111.226
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability