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

using model chemistry: CCD/TZVP

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/TZVP
 hartrees
Energy at 0K-342.825161
Energy at 298.15K 
HF Energy-341.775097
Nuclear repulsion energy271.614066
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/TZVP
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 3212 3045 7.10      
2 A1 3018 2861 166.24      
3 A1 1572 1490 2.91      
4 A1 1292 1225 24.72      
5 A1 1026 973 81.54      
6 A1 791 750 0.88      
7 A1 490 464 19.09      
8 A2 1460 1384 0.00      
9 A2 1304 1236 0.00      
10 A2 1067 1012 0.00      
11 E 3209 3042 29.75      
11 E 3209 3042 29.75      
12 E 3003 2847 19.01      
12 E 3003 2847 19.01      
13 E 1554 1473 2.12      
13 E 1554 1473 2.12      
14 E 1514 1436 37.71      
14 E 1514 1436 37.71      
15 E 1385 1313 2.31      
15 E 1385 1313 2.31      
16 E 1247 1182 233.40      
16 E 1247 1182 233.40      
17 E 1124 1065 53.34      
17 E 1124 1065 53.34      
18 E 1000 948 37.46      
18 E 1000 948 37.46      
19 E 547 519 7.65      
19 E 547 519 7.65      
20 E 317 300 0.31      
20 E 317 300 0.31      

Unscaled Zero Point Vibrational Energy (zpe) 22515.3 cm-1
Scaled (by 0.948) Zero Point Vibrational Energy (zpe) 21344.5 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/TZVP
ABC
0.17731 0.17731 0.09864

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

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 1.323 0.181
C2 -1.146 -0.662 0.181
C3 1.146 -0.662 0.181
O4 -1.159 0.669 -0.266
O5 1.159 0.669 -0.266
O6 0.000 -1.338 -0.266
H7 0.000 2.323 -0.240
H8 0.000 1.364 1.282
H9 -2.012 -1.161 -0.240
H10 -1.181 -0.682 1.282
H11 2.012 -1.161 -0.240
H12 1.181 -0.682 1.282

Atom - Atom Distances (Å)
  C1 C2 C3 O4 O5 O6 H7 H8 H9 H10 H11 H12
C12.29162.29161.40401.40402.69871.08501.10143.22442.57413.22442.5741
C22.29162.29161.40402.69881.40403.22442.57411.08501.10143.22442.5741
C32.29162.29162.69881.40401.40403.22442.57413.22442.57411.08501.1014
O41.40401.40402.69882.31802.31802.01952.05502.01952.05503.66113.1142
O51.40402.69881.40402.31802.31802.01952.05503.66113.11422.01952.0550
O62.69871.40401.40402.31802.31803.66113.11422.01952.05502.01952.0550
H71.08503.22443.22442.01952.01953.66111.79924.02313.56934.02313.5693
H81.10142.57412.57412.05502.05503.11421.79923.56932.36213.56932.3621
H93.22441.08503.22442.01953.66112.01954.02313.56931.79924.02313.5693
H102.57411.10142.57412.05503.11422.05503.56932.36211.79923.56932.3621
H113.22443.22441.08503.66112.01952.01954.02313.56934.02313.56931.7992
H122.57412.57411.10143.11422.05502.05503.56932.36213.56932.36211.7992

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 109.390 C1 O5 C3 109.390
C2 O6 C3 109.390 O4 C1 O5 111.273
O4 C1 H7 107.770 O4 C1 H8 109.624
O4 C2 O6 111.273 O4 C2 H9 107.770
O4 C2 H10 109.624 O5 C1 H7 107.770
O5 C1 H8 109.624 O5 C3 O6 111.273
O5 C3 H11 107.770 O5 C3 H12 109.624
O6 C2 H9 107.770 O6 C2 H10 109.624
O6 C3 H11 107.770 O6 C3 H12 109.624
H7 C1 H8 110.756 H9 C2 H10 110.756
H11 C3 H12 110.756
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability