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

using model chemistry: BLYP/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 BLYP/6-31G**
 hartrees
Energy at 0K-506.034525
Energy at 298.15K-506.041629
HF Energy-506.034525
Nuclear repulsion energy441.640269
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 BLYP/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' 3542 3514 0.00      
2 A1' 1789 1776 0.00      
3 A1' 951 944 0.00      
4 A1' 636 631 0.00      
5 A2' 1317 1307 0.00      
6 A2' 1126 1117 0.00      
7 A2' 601 596 0.00      
8 A2" 692 687 27.94      
9 A2" 642 637 314.04      
10 A2" 115 114 0.70      
11 E' 3540 3512 121.70      
11 E' 3540 3512 121.72      
12 E' 1770 1757 743.79      
12 E' 1770 1757 743.81      
13 E' 1389 1378 242.33      
13 E' 1389 1378 242.20      
14 E' 1347 1337 100.87      
14 E' 1347 1337 100.93      
15 E' 978 971 10.46      
15 E' 978 971 10.46      
16 E' 496 492 26.36      
16 E' 496 492 26.36      
17 E' 371 368 19.11      
17 E' 371 368 19.11      
18 E" 704 699 0.00      
18 E" 704 699 0.00      
19 E" 570 566 0.00      
19 E" 570 566 0.00      
20 E" 144 143 0.00      
20 E" 144 143 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 17014.4 cm-1
Scaled (by 0.9923) Zero Point Vibrational Energy (zpe) 16883.4 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 BLYP/6-31G**
ABC
0.06556 0.06556 0.03278

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

Point Group is D3h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.260 0.727 0.000
C2 -1.260 0.727 0.000
C3 0.000 -1.455 0.000
N4 0.000 1.351 0.000
N5 -1.170 -0.676 0.000
N6 1.170 -0.676 0.000
O7 2.320 1.340 0.000
O8 -2.320 1.340 0.000
O9 0.000 -2.679 0.000
H10 0.000 2.370 0.000
H11 -2.053 -1.185 0.000
H12 2.053 -1.185 0.000

Atom - Atom Distances (Å)
  C1 C2 C3 N4 N5 N6 O7 O8 O9 H10 H11 H12
C12.51952.51951.40582.80581.40581.22453.63203.63202.07023.82472.0702
C22.51952.51951.40581.40582.80583.63201.22453.63202.07022.07023.8247
C32.51952.51952.80581.40581.40583.63203.63201.22453.82472.07022.0702
N41.40581.40582.80582.34032.34032.32032.32034.03031.01893.26273.2627
N52.80581.40581.40582.34032.34034.03032.32032.32033.26271.01893.2627
N61.40582.80581.40582.34032.34032.32034.03032.32033.26273.26271.0189
O71.22453.63203.63202.32034.03032.32034.64054.64052.53885.04922.5388
O83.63201.22453.63202.32032.32034.03034.64054.64052.53882.53885.0492
O93.63203.63201.22454.03032.32032.32034.64054.64055.04922.53882.5388
H102.07022.07023.82471.01893.26273.26272.53882.53885.04924.10514.1051
H113.82472.07022.07023.26271.01893.26275.04922.53882.53884.10514.1051
H122.07023.82472.07023.26273.26271.01892.53885.04922.53884.10514.1051

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 127.309 C1 N4 H10 116.346
C1 N6 C3 127.309 C1 N6 H12 116.346
C2 N4 H10 116.346 C2 N5 C3 127.309
C2 N5 H11 116.346 C3 N5 H11 116.346
C3 N6 H12 116.346 N4 C1 N6 112.691
N4 C1 O7 123.654 N4 C2 N5 112.691
N4 C2 O8 123.654 N5 C2 O8 123.654
N5 C3 N6 112.691 N5 C3 O9 123.654
N6 C1 O7 123.654 N6 C3 O9 123.654
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability