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

using model chemistry: CCD/aug-cc-pVDZ

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/aug-cc-pVDZ
 hartrees
Energy at 0K-342.749368
Energy at 298.15K 
HF Energy-341.702115
Nuclear repulsion energy269.512294
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/aug-cc-pVDZ
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 3186 3073 6.37      
2 A1 2997 2891 155.71      
3 A1 1530 1476 4.14      
4 A1 1255 1211 21.79      
5 A1 998 962 71.27      
6 A1 763 736 0.76      
7 A1 473 457 19.18      
8 A2 1400 1350 0.00      
9 A2 1254 1210 0.00      
10 A2 1037 1000 0.00      
11 E 3183 3070 27.19      
11 E 3183 3070 27.19      
12 E 2984 2878 20.06      
12 E 2984 2878 20.06      
13 E 1508 1454 0.78      
13 E 1508 1454 0.78      
14 E 1445 1394 26.85      
14 E 1445 1394 26.85      
15 E 1337 1289 3.34      
15 E 1337 1289 3.34      
16 E 1213 1170 239.64      
16 E 1213 1170 239.64      
17 E 1088 1049 38.35      
17 E 1088 1049 38.35      
18 E 978 943 38.19      
18 E 978 943 38.19      
19 E 533 514 8.10      
19 E 533 514 8.10      
20 E 299 289 0.15      
20 E 299 289 0.15      

Unscaled Zero Point Vibrational Energy (zpe) 22012.7 cm-1
Scaled (by 0.9645) Zero Point Vibrational Energy (zpe) 21231.2 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/aug-cc-pVDZ
ABC
0.17461 0.17461 0.09718

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCD/aug-cc-pVDZ

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 1.333 0.183
C2 -1.154 -0.666 0.183
C3 1.154 -0.666 0.183
O4 -1.168 0.674 -0.269
O5 1.168 0.674 -0.269
O6 0.000 -1.349 -0.269
H7 0.000 2.342 -0.245
H8 0.000 1.369 1.294
H9 -2.029 -1.171 -0.245
H10 -1.186 -0.685 1.294
H11 2.029 -1.171 -0.245
H12 1.186 -0.685 1.294

Atom - Atom Distances (Å)
  C1 C2 C3 O4 O5 O6 H7 H8 H9 H10 H11 H12
C12.30842.30841.41481.41482.71921.09651.11163.25082.59053.25082.5905
C22.30842.30841.41482.71921.41483.25082.59051.09651.11163.25082.5905
C32.30842.30842.71921.41481.41483.25082.59053.25082.59051.09651.1116
O41.41481.41482.71922.33592.33592.03642.07112.03642.07113.69103.1352
O51.41482.71921.41482.33592.33592.03642.07113.69103.13522.03642.0711
O62.71921.41481.41482.33592.33593.69103.13522.03642.07112.03642.0711
H71.09653.25083.25082.03642.03643.69101.82054.05713.59684.05713.5968
H81.11162.59052.59052.07112.07113.13521.82053.59682.37183.59682.3718
H93.25081.09653.25082.03643.69102.03644.05713.59681.82054.05713.5968
H102.59051.11162.59052.07113.13522.07113.59682.37181.82053.59682.3718
H113.25083.25081.09653.69102.03642.03644.05713.59684.05713.59681.8205
H122.59052.59051.11163.13522.07112.07113.59682.37183.59682.37181.8205

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 109.332 C1 O5 C3 109.332
C2 O6 C3 109.333 O4 C1 O5 111.278
O4 C1 H7 107.697 O4 C1 H8 109.540
O4 C2 O6 111.278 O4 C2 H9 107.697
O4 C2 H10 109.540 O5 C1 H7 107.697
O5 C1 H8 109.540 O5 C3 O6 111.278
O5 C3 H11 107.697 O5 C3 H12 109.540
O6 C2 H9 107.697 O6 C2 H10 109.540
O6 C3 H11 107.697 O6 C3 H12 109.540
H7 C1 H8 111.072 H9 C2 H10 111.072
H11 C3 H12 111.072
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability