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All results from a given calculation for C3H3N3O3 (cyanuric acid)

using model chemistry: PBE1PBE/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes D3H 1A1'
Energy calculated at PBE1PBE/6-31G*
 hartrees
Energy at 0K-505.595171
Energy at 298.15K-505.602631
HF Energy-505.595171
Nuclear repulsion energy448.086093
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 PBE1PBE/6-31G*
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' 3672 3490 0.00      
2 A1' 1915 1819 0.00      
3 A1' 1003 953 0.00      
4 A1' 682 648 0.00      
5 A2' 1391 1322 0.00      
6 A2' 1261 1199 0.00      
7 A2' 631 599 0.00      
8 A2" 753 715 124.58      
9 A2" 675 641 303.91      
10 A2" 131 124 0.85      
11 E' 3670 3487 164.32      
11 E' 3670 3487 164.33      
12 E' 1894 1800 922.12      
12 E' 1894 1800 922.05      
13 E' 1503 1429 347.23      
13 E' 1503 1429 347.19      
14 E' 1426 1355 47.65      
14 E' 1426 1355 47.66      
15 E' 1050 998 8.32      
15 E' 1050 998 8.31      
16 E' 522 496 24.02      
16 E' 522 496 24.02      
17 E' 393 374 25.68      
17 E' 393 374 25.68      
18 E" 756 718 0.00      
18 E" 756 718 0.00      
19 E" 605 575 0.00      
19 E" 605 575 0.00      
20 E" 154 147 0.00      
20 E" 154 147 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 18028.2 cm-1
Scaled (by 0.9503) Zero Point Vibrational Energy (zpe) 17132.2 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 PBE1PBE/6-31G*
ABC
0.06754 0.06754 0.03377

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBE1PBE/6-31G*

Point Group is D3h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.239 0.716 0.000
C2 -1.239 0.716 0.000
C3 0.000 -1.431 0.000
N4 0.000 1.333 0.000
N5 -1.155 -0.667 0.000
N6 1.155 -0.667 0.000
O7 2.285 1.319 0.000
O8 -2.285 1.319 0.000
O9 0.000 -2.639 0.000
H10 0.000 2.344 0.000
H11 -2.030 -1.172 0.000
H12 2.030 -1.172 0.000

Atom - Atom Distances (Å)
  C1 C2 C3 N4 N5 N6 O7 O8 O9 H10 H11 H12
C12.47902.47901.38482.76451.38481.20763.57613.57612.04663.77542.0466
C22.47902.47901.38481.38482.76453.57611.20763.57612.04662.04663.7754
C32.47902.47902.76451.38481.38483.57613.57611.20763.77542.04662.0466
N41.38481.38482.76452.30922.30922.28532.28533.97201.01093.22463.2246
N52.76451.38481.38482.30922.30923.97202.28532.28533.22461.01093.2246
N61.38482.76451.38482.30922.30922.28533.97202.28533.22463.22461.0109
O71.20763.57613.57612.28533.97202.28534.57064.57062.50454.98302.5045
O83.57611.20763.57612.28532.28533.97204.57064.57062.50452.50454.9830
O93.57613.57611.20763.97202.28532.28534.57064.57064.98302.50452.5045
H102.04662.04663.77541.01093.22463.22462.50452.50454.98304.06024.0602
H113.77542.04662.04663.22461.01093.22464.98302.50452.50454.06024.0602
H122.04663.77542.04663.22463.22461.01092.50454.98302.50454.06024.0602

picture of cyanuric acid state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N4 C2 127.028 C1 N4 H10 116.486
C1 N6 C3 127.028 C1 N6 H12 116.486
C2 N4 H10 116.486 C2 N5 C3 127.028
C2 N5 H11 116.486 C3 N5 H11 116.486
C3 N6 H12 116.486 N4 C1 N6 112.972
N4 C1 O7 123.514 N4 C2 N5 112.972
N4 C2 O8 123.514 N5 C2 O8 123.514
N5 C3 N6 112.972 N5 C3 O9 123.514
N6 C1 O7 123.514 N6 C3 O9 123.514
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability