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All results from a given calculation for C3H6O3 (1,3,5-Trioxane)

using model chemistry: CBS-Q

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A1
Energy calculated at CBS-Q
 hartrees
Energy at 0K-343.076884
Energy at 298.15K-343.071132
HF Energy-341.650697
Nuclear repulsion energy273.965705
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 CBS-Q
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A1 3345 3345 19.47 145.84 0.08 0.15
2 A1 3166 3166 213.85 179.01 0.14 0.24
3 A1 1683 1683 1.94 2.85 0.37 0.54
4 A1 1372 1372 41.65 1.77 0.18 0.31
5 A1 1082 1082 105.50 11.08 0.05 0.10
6 A1 847 847 1.01 4.23 0.39 0.57
7 A1 468 468 25.73 0.67 0.01 0.02
8 A2 1538 1538 0.00 0.00 0.22 0.36
9 A2 1382 1382 0.00 0.00 0.00 0.00
10 A2 1163 1163 0.00 0.00 0.00 0.00
11 E 3340 3340 49.52 79.10 0.75 0.86
11 E 3340 3340 49.52 79.10 0.75 0.86
12 E 3143 3143 27.23 10.56 0.75 0.86
12 E 3143 3143 27.23 10.56 0.75 0.86
13 E 1662 1662 0.08 12.36 0.75 0.86
13 E 1662 1662 0.08 12.36 0.75 0.86
14 E 1600 1600 62.36 4.46 0.75 0.86
14 E 1600 1600 62.36 4.46 0.75 0.86
15 E 1465 1465 6.42 13.01 0.75 0.86
15 E 1465 1465 6.42 13.01 0.75 0.86
16 E 1345 1345 331.93 3.24 0.75 0.86
16 E 1345 1345 331.93 3.24 0.75 0.86
17 E 1197 1197 51.25 2.73 0.75 0.86
17 E 1197 1197 51.25 2.73 0.75 0.86
18 E 1069 1069 34.66 5.02 0.75 0.86
18 E 1069 1069 34.66 5.02 0.75 0.86
19 E 584 584 9.21 1.81 0.75 0.86
19 E 584 584 9.21 1.81 0.75 0.86
20 E 296 296 0.48 0.36 0.75 0.86
20 E 296 296 0.48 0.36 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 23724.8 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 23724.8 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 CBS-Q
ABC
0.17610 0.17610 0.09812

See section I.F.4 to change rotational constant units
Geometric Data calculated at CBS-Q

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 1.325 0.168
C2 -1.147 -0.662 0.168
C3 1.147 -0.662 0.168
O4 -1.144 0.661 -0.248
O5 1.144 0.661 -0.248
O6 0.000 -1.321 -0.248
H7 0.000 2.305 -0.285
H8 0.000 1.411 1.259
H9 -1.996 -1.152 -0.285
H10 -1.222 -0.706 1.259
H11 1.996 -1.152 -0.285
H12 1.222 -0.706 1.259

Atom - Atom Distances (Å)
  C1 C2 C3 O4 O5 O6 H7 H8 H9 H10 H11 H12
C12.29462.29461.38681.38682.67841.07961.09433.21342.60883.21342.6088
C22.29462.29461.38682.67831.38683.21342.60881.07961.09433.21342.6088
C32.29462.29462.67831.38681.38683.21342.60883.21342.60881.07961.0943
O41.38681.38682.67832.28822.28822.00352.03542.00352.03543.62623.1202
O51.38682.67831.38682.28822.28822.00352.03543.62623.12022.00352.0354
O62.67841.38681.38682.28822.28823.62623.12022.00352.03542.00352.0354
H71.07963.21343.21342.00352.00353.62621.78363.99223.59713.99223.5971
H81.09432.60882.60882.03542.03543.12021.78363.59712.44423.59712.4442
H93.21341.07963.21342.00353.62622.00353.99223.59711.78363.99223.5971
H102.60881.09432.60882.03543.12022.03543.59712.44421.78363.59712.4442
H113.21343.21341.07963.62622.00352.00353.99223.59713.99223.59711.7836
H122.60882.60881.09433.12022.03542.03543.59712.44423.59712.44421.7836

picture of 1,3,5-Trioxane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 O4 C2 111.643 C1 O5 C3 111.643
C2 O6 C3 111.643 O4 C1 O5 111.177
O4 C1 H7 108.001 O4 C1 H8 109.683
O4 C2 O6 111.177 O4 C2 H9 108.001
O4 C2 H10 109.683 O5 C1 H7 108.001
O5 C1 H8 109.683 O5 C3 O6 111.177
O5 C3 H11 108.001 O5 C3 H12 109.683
O6 C2 H9 108.001 O6 C2 H10 109.683
O6 C3 H11 108.001 O6 C3 H12 109.683
H7 C1 H8 110.265 H9 C2 H10 110.265
H11 C3 H12 110.265
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability