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

using model chemistry: B3PW91/STO-3G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes D3H 1A1'
Energy calculated at B3PW91/STO-3G
 hartrees
Energy at 0K-499.204657
Energy at 298.15K-499.210694
HF Energy-499.204657
Nuclear repulsion energy430.546670
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 B3PW91/STO-3G
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' 3790 3354 0.00      
2 A1' 1916 1696 0.00      
3 A1' 938 830 0.00      
4 A1' 652 577 0.00      
5 A2' 1417 1254 0.00      
6 A2' 1186 1049 0.00      
7 A2' 574 508 0.00      
8 A2" 645 570 1.02      
9 A2" 580 513 404.83      
10 A2" 57 50 5.51      
11 E' 3788 3352 57.09      
11 E' 3788 3352 57.09      
12 E' 1918 1697 340.86      
12 E' 1918 1697 340.86      
13 E' 1475 1306 99.99      
13 E' 1475 1306 99.99      
14 E' 1398 1237 253.07      
14 E' 1398 1237 253.07      
15 E' 1017 900 3.30      
15 E' 1017 900 3.30      
16 E' 488 432 11.88      
16 E' 488 432 11.88      
17 E' 358 317 12.62      
17 E' 358 317 12.62      
18 E" 640 566 0.00      
18 E" 640 566 0.00      
19 E" 531 470 0.00      
19 E" 531 470 0.00      
20 E" 94 83 0.00      
20 E" 94 83 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 17581.6 cm-1
Scaled (by 0.885) Zero Point Vibrational Energy (zpe) 15559.7 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 B3PW91/STO-3G
ABC
0.06215 0.06215 0.03108

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/STO-3G

Point Group is D3h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.303 0.752 0.000
C2 -1.303 0.752 0.000
C3 0.000 -1.505 0.000
N4 0.000 1.378 0.000
N5 -1.193 -0.689 0.000
N6 1.193 -0.689 0.000
O7 2.384 1.376 0.000
O8 -2.384 1.376 0.000
O9 0.000 -2.752 0.000
H10 0.000 2.419 0.000
H11 -2.095 -1.210 0.000
H12 2.095 -1.210 0.000

Atom - Atom Distances (Å)
  C1 C2 C3 N4 N5 N6 O7 O8 O9 H10 H11 H12
C12.60622.60621.44552.88271.44551.24763.73913.73912.11593.92412.1159
C22.60622.60621.44551.44552.88273.73911.24763.73912.11592.11593.9241
C32.60622.60622.88271.44551.44553.73913.73911.24763.92412.11592.1159
N41.44551.44552.88272.38672.38672.38362.38364.13031.04143.32963.3296
N52.88271.44551.44552.38672.38674.13032.38362.38363.32961.04143.3296
N61.44552.88271.44552.38672.38672.38364.13032.38363.32963.32961.0414
O71.24763.73913.73912.38364.13032.38364.76724.76722.60195.17172.6019
O83.73911.24763.73912.38362.38364.13034.76724.76722.60192.60195.1717
O93.73913.73911.24764.13032.38362.38364.76724.76725.17172.60192.6019
H102.11592.11593.92411.04143.32963.32962.60192.60195.17174.19054.1905
H113.92412.11592.11593.32961.04143.32965.17172.60192.60194.19054.1905
H122.11593.92412.11593.32963.32961.04142.60195.17172.60194.19054.1905

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 128.710 C1 N4 H10 115.645
C1 N6 C3 128.710 C1 N6 H12 115.645
C2 N4 H10 115.645 C2 N5 C3 128.710
C2 N5 H11 115.645 C3 N5 H11 115.645
C3 N6 H12 115.645 N4 C1 N6 111.290
N4 C1 O7 124.355 N4 C2 N5 111.290
N4 C2 O8 124.355 N5 C2 O8 124.355
N5 C3 N6 111.290 N5 C3 O9 124.355
N6 C1 O7 124.355 N6 C3 O9 124.355
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability