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

using model chemistry: QCISD/cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes D3H 1A1'
Energy calculated at QCISD/cc-pVDZ
 hartrees
Energy at 0K-504.847001
Energy at 298.15K-504.854369
HF Energy-503.429241
Nuclear repulsion energy445.765614
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 QCISD/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' 3672 3523 0.00      
2 A1' 1888 1811 0.00      
3 A1' 998 958 0.00      
4 A1' 673 646 0.00      
5 A2' 1397 1340 0.00      
6 A2' 1274 1222 0.00      
7 A2' 637 611 0.00      
8 A2" 757 726 71.84      
9 A2" 655 628 297.41      
10 A2" 106 102 0.25      
11 E' 3671 3522 152.86      
11 E' 3671 3522 152.86      
12 E' 1875 1799 944.88      
12 E' 1875 1799 944.95      
13 E' 1507 1446 351.65      
13 E' 1507 1446 351.65      
14 E' 1422 1364 50.94      
14 E' 1422 1364 50.93      
15 E' 1049 1007 15.87      
15 E' 1049 1007 15.87      
16 E' 518 497 22.00      
16 E' 518 497 22.00      
17 E' 395 379 25.91      
17 E' 395 379 25.92      
18 E" 759 728 0.00      
18 E" 759 728 0.00      
19 E" 581 558 0.00      
19 E" 581 558 0.00      
20 E" 132 126 0.00      
20 E" 132 126 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 17937.0 cm-1
Scaled (by 0.9594) Zero Point Vibrational Energy (zpe) 17208.7 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 QCISD/cc-pVDZ
ABC
0.06685 0.06685 0.03343

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

Point Group is D3h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.247 0.720 0.000
C2 -1.247 0.720 0.000
C3 0.000 -1.440 0.000
N4 0.000 1.342 0.000
N5 -1.163 -0.671 0.000
N6 1.163 -0.671 0.000
O7 2.296 1.325 0.000
O8 -2.296 1.325 0.000
O9 0.000 -2.651 0.000
H10 0.000 2.358 0.000
H11 -2.042 -1.179 0.000
H12 2.042 -1.179 0.000

Atom - Atom Distances (Å)
  C1 C2 C3 N4 N5 N6 O7 O8 O9 H10 H11 H12
C12.49382.49381.39362.78221.39361.21103.59403.59402.05863.79772.0586
C22.49382.49381.39361.39362.78223.59401.21103.59402.05862.05863.7977
C32.49382.49382.78221.39361.39363.59403.59401.21103.79772.05862.0586
N41.39361.39362.78222.32512.32512.29572.29573.99321.01563.24463.2446
N52.78221.39361.39362.32512.32513.99322.29572.29573.24461.01563.2446
N61.39362.78221.39362.32512.32512.29573.99322.29573.24463.24461.0156
O71.21103.59403.59402.29573.99322.29574.59144.59142.51725.00882.5172
O83.59401.21103.59402.29572.29573.99324.59144.59142.51722.51725.0088
O93.59403.59401.21103.99322.29572.29574.59144.59145.00882.51722.5172
H102.05862.05863.79771.01563.24463.24462.51722.51725.00884.08414.0841
H113.79772.05862.05863.24461.01563.24465.00882.51722.51724.08414.0841
H122.05863.79772.05863.24463.24461.01562.51725.00882.51724.08414.0841

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 126.941 C1 N4 H10 116.529
C1 N6 C3 126.941 C1 N6 H12 116.529
C2 N4 H10 116.529 C2 N5 C3 126.941
C2 N5 H11 116.529 C3 N5 H11 116.530
C3 N6 H12 116.530 N4 C1 N6 113.059
N4 C1 O7 123.471 N4 C2 N5 113.059
N4 C2 O8 123.471 N5 C2 O8 123.471
N5 C3 N6 113.059 N5 C3 O9 123.470
N6 C1 O7 123.471 N6 C3 O9 123.470
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability