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

using model chemistry: G4

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2 1A
Energy calculated at G4
 hartrees
Energy at 0K-268.201264
Energy at 298.15K-268.196384
HF Energy-268.366207
Nuclear repulsion energy194.241204
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 B3LYP/6-31G(2df,p)
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 3100 2992 23.98      
2 A 2992 2887 4.79      
3 A 2979 2874 138.09      
4 A 1557 1502 4.43      
5 A 1516 1463 2.03      
6 A 1383 1334 6.13      
7 A 1250 1207 10.15      
8 A 1211 1169 54.31      
9 A 1163 1122 52.86      
10 A 1137 1097 115.04      
11 A 972 938 5.46      
12 A 952 918 4.42      
13 A 736 711 1.05      
14 A 254 245 0.33      
15 B 3106 2997 35.75      
16 B 3013 2908 87.93      
17 B 3001 2896 64.44      
18 B 1512 1460 1.45      
19 B 1439 1388 9.31      
20 B 1350 1303 0.55      
21 B 1226 1183 3.19      
22 B 1155 1114 14.18      
23 B 1069 1031 34.67      
24 B 959 926 55.21      
25 B 902 870 21.47      
26 B 649 627 3.28      
27 B 53i 51i 13.49      

Unscaled Zero Point Vibrational Energy (zpe) 20264.5 cm-1
Scaled (by 0.965) Zero Point Vibrational Energy (zpe) 19555.2 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 B3LYP/6-31G(2df,p)
ABC
0.25938 0.25394 0.14292

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/6-31G(2df,p)

Point Group is C2

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 1.205
C2 -0.285 0.708 -0.946
C3 0.285 -0.708 -0.946
O4 0.000 1.147 0.376
O5 0.000 -1.147 0.376
H6 0.899 0.042 1.838
H7 -0.899 -0.042 1.838
H8 -1.368 0.701 -1.140
H9 1.368 -0.701 -1.140
H10 -0.203 -1.388 -1.648
H11 0.203 1.388 -1.648

Atom - Atom Distances (Å)
  C1 C2 C3 O4 O5 H6 H7 H8 H9 H10 H11
C12.28202.28201.41451.41451.10041.10042.80322.80323.17893.1789
C22.28201.52551.42222.29533.09752.94771.10022.17982.21161.0926
C32.28201.52552.29531.42222.94773.09752.17981.10021.09262.2116
O41.41451.42222.29532.29332.04082.08722.09002.75373.25032.0489
O51.41452.29531.42222.29332.08722.04082.75372.09002.04893.2503
H61.10043.09752.94772.04082.08721.80003.79973.10443.92563.8009
H71.10042.94773.09752.08722.04081.80003.10443.79973.80093.9256
H82.80321.10022.17982.09002.75373.79973.10443.07362.44481.7885
H92.80322.17981.10022.75372.09003.10443.79973.07361.78852.4448
H103.17892.21161.09263.25032.04893.92563.80092.44481.78852.8057
H113.17891.09262.21162.04893.25033.80093.92561.78852.44482.8057

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 107.372 C1 O5 C3 107.372
C2 C3 O5 102.320 C2 C3 H9 110.964
C2 C3 H10 114.110 C3 C2 O4 102.320
C3 C2 H8 110.964 C3 C2 H11 114.110
O4 C1 O5 108.435 O4 C1 H6 107.957
O4 C1 H7 111.572 O4 C2 H8 111.558
O4 C2 H11 108.696 O5 C1 H6 111.572
O5 C1 H7 107.957 O5 C3 H9 111.558
O5 C3 H10 108.696 H6 C1 H7 109.372
H8 C2 H11 109.063 H9 C3 H10 109.063
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability