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

using model chemistry: CID/cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A1
Energy calculated at CID/cc-pVTZ
 hartrees
Energy at 0K-342.783334
Energy at 298.15K 
HF Energy-341.787445
Nuclear repulsion energy274.471631
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 CID/cc-pVTZ
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 3294 3052 7.93      
2 A1 3113 2884 173.73      
3 A1 1624 1505 3.74      
4 A1 1330 1232 31.51      
5 A1 1069 990 82.19      
6 A1 823 763 1.30      
7 A1 475 440 21.15      
8 A2 1491 1382 0.00      
9 A2 1336 1238 0.00      
10 A2 1130 1047 0.00      
11 E 3290 3048 33.38      
11 E 3290 3048 33.38      
12 E 3096 2869 22.20      
12 E 3096 2869 22.20      
13 E 1604 1486 1.16      
13 E 1604 1486 1.16      
14 E 1542 1429 35.60      
14 E 1542 1429 35.60      
15 E 1419 1315 5.30      
15 E 1419 1315 5.30      
16 E 1309 1212 292.02      
16 E 1309 1212 292.03      
17 E 1162 1077 34.86      
17 E 1162 1077 34.87      
18 E 1052 974 35.56      
18 E 1052 974 35.53      
19 E 567 525 8.83      
19 E 567 525 8.84      
20 E 301 279 0.15      
20 E 301 279 0.15      

Unscaled Zero Point Vibrational Energy (zpe) 23184.8 cm-1
Scaled (by 0.9265) Zero Point Vibrational Energy (zpe) 21480.7 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 CID/cc-pVTZ
ABC
0.18109 0.18109 0.10043

See section I.F.4 to change rotational constant units
Geometric Data calculated at CID/cc-pVTZ

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 1.315 0.174
C2 -1.139 -0.658 0.174
C3 1.139 -0.658 0.174
O4 -1.145 0.661 -0.256
O5 1.145 0.661 -0.256
O6 0.000 -1.322 -0.256
H7 0.000 2.301 -0.255
H8 0.000 1.375 1.263
H9 -1.993 -1.151 -0.255
H10 -1.191 -0.687 1.263
H11 1.993 -1.151 -0.255
H12 1.191 -0.687 1.263

Atom - Atom Distances (Å)
  C1 C2 C3 O4 O5 O6 H7 H8 H9 H10 H11 H12
C12.27832.27831.38711.38712.67211.07511.09033.19962.57173.19962.5717
C22.27832.27831.38712.67211.38713.19962.57171.07511.09033.19962.5717
C32.27832.27832.67211.38711.38713.19962.57173.19962.57171.07511.0903
O41.38711.38712.67212.28942.28942.00042.03172.00042.03173.62323.0950
O51.38712.67211.38712.28942.28942.00042.03173.62323.09502.00042.0317
O62.67211.38711.38712.28942.28943.62323.09502.00042.03172.00042.0317
H71.07513.19963.19962.00042.00043.62321.77793.98613.55703.98613.5570
H81.09032.57172.57172.03172.03173.09501.77793.55702.38113.55702.3811
H93.19961.07513.19962.00043.62322.00043.98613.55701.77793.98613.5570
H102.57171.09032.57172.03173.09502.03173.55702.38111.77793.55702.3811
H113.19963.19961.07513.62322.00042.00043.98613.55703.98613.55701.7779
H122.57172.57171.09033.09502.03172.03173.55702.38113.55702.38111.7779

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 110.422 C1 O5 C3 110.422
C2 O6 C3 110.422 O4 C1 O5 111.232
O4 C1 H7 108.000 O4 C1 H8 109.605
O4 C2 O6 111.232 O4 C2 H9 108.000
O4 C2 H10 109.605 O5 C1 H7 108.000
O5 C1 H8 109.605 O5 C3 O6 111.232
O5 C3 H11 108.000 O5 C3 H12 109.605
O6 C2 H9 108.000 O6 C2 H10 109.605
O6 C3 H11 108.000 O6 C3 H12 109.605
H7 C1 H8 110.373 H9 C2 H10 110.373
H11 C3 H12 110.373
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability