return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

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

using model chemistry: MP4=FULL/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 MP4=FULL/Def2TZVPP
 hartrees
Energy at 0K-343.203107
Energy at 298.15K 
HF Energy-341.797489
Nuclear repulsion energy271.060018
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 MP4=FULL/Def2TZVPP
Rotational Constants (cm-1) from geometry optimized at MP4=FULL/Def2TZVPP
ABC
0.17652 0.17652 0.09836

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP4=FULL/Def2TZVPP

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 1.322 0.185
C2 -1.145 -0.661 0.185
C3 1.145 -0.661 0.185
O4 -1.164 0.672 -0.272
O5 1.164 0.672 -0.272
O6 0.000 -1.344 -0.272
H7 0.000 2.325 -0.224
H8 0.000 1.338 1.285
H9 -2.013 -1.162 -0.224
H10 -1.159 -0.669 1.285
H11 2.013 -1.162 -0.224
H12 1.159 -0.669 1.285

Atom - Atom Distances (Å)
  C1 C2 C3 O4 O5 O6 H7 H8 H9 H10 H11 H12
C12.28942.28941.40941.40942.70511.08311.09993.22362.55273.22362.5527
C22.28942.28941.40942.70511.40943.22362.55271.08311.09993.22362.5527
C32.28942.28942.70511.40941.40943.22362.55273.22362.55271.08311.0999
O41.40941.40942.70512.32862.32862.02202.05492.02202.05493.66943.1016
O51.40942.70511.40942.32862.32862.02202.05493.66943.10162.02202.0549
O62.70511.40941.40942.32862.32863.66943.10162.02202.05492.02202.0549
H71.08313.22363.22362.02202.02203.66941.80264.02653.54714.02653.5471
H81.09992.55272.55272.05492.05493.10161.80263.54712.31783.54712.3178
H93.22361.08313.22362.02203.66942.02204.02653.54711.80264.02653.5471
H102.55271.09992.55272.05493.10162.05493.54712.31781.80263.54712.3178
H113.22363.22361.08313.66942.02202.02204.02653.54714.02653.54711.8026
H122.55272.55271.09993.10162.05492.05493.54712.31783.54712.31781.8026

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 108.623 C1 O5 C3 108.623
C2 O6 C3 108.623 O4 C1 O5 111.402
O4 C1 H7 107.720 O4 C1 H8 109.333
O4 C2 O6 111.402 O4 C2 H9 107.720
O4 C2 H10 109.333 O5 C1 H7 107.720
O5 C1 H8 109.333 O5 C3 O6 111.402
O5 C3 H11 107.720 O5 C3 H12 109.333
O6 C2 H9 107.720 O6 C2 H10 109.333
O6 C3 H11 107.720 O6 C3 H12 109.333
H7 C1 H8 111.328 H9 C2 H10 111.328
H11 C3 H12 111.328
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability