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

using model chemistry: CCD/Def2TZVPP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A1
Energy calculated at CCD/Def2TZVPP
 hartrees
Energy at 0K-343.019398
Energy at 298.15K 
HF Energy-341.799816
Nuclear repulsion energy272.183298
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 CCD/Def2TZVPP
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 3197 3197 6.31      
2 A1 3012 3012 153.38      
3 A1 1561 1561 4.14      
4 A1 1281 1281 24.29      
5 A1 1024 1024 74.63      
6 A1 784 784 1.01      
7 A1 475 475 19.33      
8 A2 1438 1438 0.00      
9 A2 1286 1286 0.00      
10 A2 1068 1068 0.00      
11 E 3193 3193 27.91      
11 E 3193 3193 27.91      
12 E 2998 2998 18.62      
12 E 2998 2998 18.62      
13 E 1541 1541 1.30      
13 E 1541 1541 1.30      
14 E 1482 1482 27.51      
14 E 1482 1482 27.51      
15 E 1368 1368 3.07      
15 E 1368 1368 3.07      
16 E 1244 1244 251.67      
16 E 1244 1244 251.67      
17 E 1116 1116 37.81      
17 E 1116 1116 37.81      
18 E 1004 1004 36.35      
18 E 1004 1004 36.35      
19 E 544 544 8.32      
19 E 544 544 8.33      
20 E 301 301 0.11      
20 E 301 301 0.11      

Unscaled Zero Point Vibrational Energy (zpe) 22352.0 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 22352.0 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 CCD/Def2TZVPP
ABC
0.17806 0.17806 0.09901

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCD/Def2TZVPP

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 1.321 0.180
C2 -1.144 -0.661 0.180
C3 1.144 -0.661 0.180
O4 -1.156 0.668 -0.265
O5 1.156 0.668 -0.265
O6 0.000 -1.335 -0.265
H7 0.000 2.319 -0.241
H8 0.000 1.361 1.278
H9 -2.009 -1.160 -0.241
H10 -1.178 -0.680 1.278
H11 2.009 -1.160 -0.241
H12 1.178 -0.680 1.278

Atom - Atom Distances (Å)
  C1 C2 C3 O4 O5 O6 H7 H8 H9 H10 H11 H12
C12.28832.28831.40081.40082.69351.08331.09903.21972.56923.21972.5692
C22.28832.28831.40082.69351.40083.21972.56921.08331.09903.21972.5692
C32.28832.28832.69351.40081.40083.21972.56923.21972.56921.08331.0990
O41.40081.40082.69352.31292.31292.01642.04912.01642.04913.65483.1064
O51.40082.69351.40082.31292.31292.01642.04913.65483.10642.01642.0491
O62.69351.40081.40082.31292.31293.65483.10642.01652.04912.01652.0491
H71.08333.21973.21972.01642.01643.65481.79634.01733.56294.01733.5629
H81.09902.56922.56922.04912.04913.10641.79633.56292.35683.56292.3568
H93.21971.08333.21972.01643.65482.01654.01733.56291.79634.01733.5629
H102.56921.09902.56922.04913.10642.04913.56292.35681.79633.56292.3568
H113.21973.21971.08333.65482.01642.01654.01733.56294.01733.56291.7963
H122.56922.56921.09903.10642.04912.04913.56292.35683.56292.35681.7963

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 109.527 C1 O5 C3 109.527
C2 O6 C3 109.527 O4 C1 O5 111.288
O4 C1 H7 107.852 O4 C1 H8 109.520
O4 C2 O6 111.288 O4 C2 H9 107.852
O4 C2 H10 109.520 O5 C1 H7 107.852
O5 C1 H8 109.520 O5 C3 O6 111.288
O5 C3 H11 107.852 O5 C3 H12 109.520
O6 C2 H9 107.852 O6 C2 H10 109.520
O6 C3 H11 107.852 O6 C3 H12 109.520
H7 C1 H8 110.791 H9 C2 H10 110.791
H11 C3 H12 110.791
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability