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

using model chemistry: CCD/6-31+G**

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/6-31+G**
 hartrees
Energy at 0K-342.665772
Energy at 298.15K 
HF Energy-341.671365
Nuclear repulsion energy270.373619
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/6-31+G**
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 3250 3063 7.31      
2 A1 3058 2881 162.67      
3 A1 1582 1491 2.62      
4 A1 1276 1202 24.08      
5 A1 1011 953 79.30      
6 A1 775 731 1.00      
7 A1 471 444 21.60      
8 A2 1433 1351 0.00      
9 A2 1284 1210 0.00      
10 A2 1069 1007 0.00      
11 E 3247 3060 25.34      
11 E 3247 3060 25.34      
12 E 3044 2868 20.12      
12 E 3044 2868 20.12      
13 E 1562 1472 0.21      
13 E 1562 1472 0.21      
14 E 1483 1398 40.32      
14 E 1483 1398 40.32      
15 E 1365 1286 2.66      
15 E 1365 1286 2.66      
16 E 1240 1168 252.77      
16 E 1240 1168 252.77      
17 E 1111 1047 40.73      
17 E 1111 1047 40.73      
18 E 991 934 41.50      
18 E 991 934 41.50      
19 E 534 503 9.95      
19 E 534 503 9.95      
20 E 299 282 0.23      
20 E 299 282 0.23      

Unscaled Zero Point Vibrational Energy (zpe) 22480.0 cm-1
Scaled (by 0.9423) Zero Point Vibrational Energy (zpe) 21182.9 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/6-31+G**
ABC
0.17562 0.17562 0.09758

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCD/6-31+G**

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 1.333 0.182
C2 -1.154 -0.666 0.182
C3 1.154 -0.666 0.182
O4 -1.164 0.672 -0.265
O5 1.164 0.672 -0.265
O6 0.000 -1.344 -0.265
H7 0.000 2.328 -0.249
H8 0.000 1.377 1.281
H9 -2.016 -1.164 -0.249
H10 -1.192 -0.688 1.281
H11 2.016 -1.164 -0.249
H12 1.192 -0.688 1.281

Atom - Atom Distances (Å)
  C1 C2 C3 O4 O5 O6 H7 H8 H9 H10 H11 H12
C12.30862.30861.41121.41122.71401.08421.10003.23782.59153.23782.5915
C22.30862.30861.41122.71401.41123.23782.59151.08421.10003.23782.5915
C32.30862.30862.71401.41121.41123.23782.59153.23782.59151.08421.1000
O41.41121.41122.71402.32812.32802.02402.05982.02402.05983.67193.1297
O51.41122.71401.41122.32812.32802.02402.05983.67193.12972.02402.0598
O62.71401.41121.41122.32802.32803.67193.12972.02402.05982.02402.0598
H71.08423.23783.23782.02402.02403.67191.80144.03193.58614.03193.5861
H81.10002.59152.59152.05982.05983.12971.80143.58612.38493.58612.3849
H93.23781.08423.23782.02403.67192.02404.03193.58611.80144.03193.5861
H102.59151.10002.59152.05983.12972.05983.58612.38491.80143.58612.3849
H113.23783.23781.08423.67192.02402.02404.03193.58614.03193.58611.8014
H122.59152.59151.10003.12972.05982.05983.58612.38493.58612.38491.8014

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 109.757 C1 O5 C3 109.757
C2 O6 C3 109.758 O4 C1 O5 111.145
O4 C1 H7 107.687 O4 C1 H8 109.592
O4 C2 O6 111.145 O4 C2 H9 107.687
O4 C2 H10 109.592 O5 C1 H7 107.687
O5 C1 H8 109.592 O5 C3 O6 111.145
O5 C3 H11 107.687 O5 C3 H12 109.592
O6 C2 H9 107.687 O6 C2 H10 109.592
O6 C3 H11 107.687 O6 C3 H12 109.592
H7 C1 H8 111.116 H9 C2 H10 111.116
H11 C3 H12 111.116
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability