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

using model chemistry: TPSSh/TZVP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes D3H 1A1'
Energy calculated at TPSSh/TZVP
 hartrees
Energy at 0K-506.322377
Energy at 298.15K-506.329666
HF Energy-506.322377
Nuclear repulsion energy446.816666
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 TPSSh/TZVP
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' 3612 3481 0.00      
2 A1' 1830 1764 0.00      
3 A1' 981 946 0.00      
4 A1' 659 635 0.00      
5 A2' 1384 1334 0.00      
6 A2' 1181 1138 0.00      
7 A2' 621 599 0.00      
8 A2" 719 693 53.58      
9 A2" 650 627 296.78      
10 A2" 125 120 1.90      
11 E' 3610 3479 150.86      
11 E' 3610 3479 150.86      
12 E' 1809 1743 984.71      
12 E' 1809 1743 984.84      
13 E' 1445 1393 235.98      
13 E' 1445 1393 235.98      
14 E' 1402 1351 183.20      
14 E' 1402 1351 183.19      
15 E' 1020 983 17.39      
15 E' 1020 983 17.39      
16 E' 510 491 27.56      
16 E' 510 491 27.56      
17 E' 385 371 23.75      
17 E' 385 371 23.76      
18 E" 728 702 0.00      
18 E" 728 702 0.00      
19 E" 569 548 0.00      
19 E" 569 548 0.00      
20 E" 138 133 0.00      
20 E" 138 133 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 17495.3 cm-1
Scaled (by 0.9637) Zero Point Vibrational Energy (zpe) 16860.2 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 TPSSh/TZVP
ABC
0.06716 0.06716 0.03358

See section I.F.4 to change rotational constant units
Geometric Data calculated at TPSSh/TZVP

Point Group is D3h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.244 0.718 0.000
C2 -1.244 0.718 0.000
C3 0.000 -1.436 0.000
N4 0.000 1.338 0.000
N5 -1.159 -0.669 0.000
N6 1.159 -0.669 0.000
O7 2.291 1.323 0.000
O8 -2.291 1.323 0.000
O9 0.000 -2.646 0.000
H10 0.000 2.350 0.000
H11 -2.035 -1.175 0.000
H12 2.035 -1.175 0.000

Atom - Atom Distances (Å)
  C1 C2 C3 N4 N5 N6 O7 O8 O9 H10 H11 H12
C12.48782.48781.38992.77471.38991.20923.58633.58632.05173.78622.0517
C22.48782.48781.38991.38992.77473.58631.20923.58632.05172.05173.7862
C32.48782.48782.77471.38991.38993.58633.58631.20923.78622.05172.0517
N41.38991.38992.77472.31812.31812.29122.29123.98391.01143.23393.2339
N52.77471.38991.38992.31812.31813.98392.29122.29123.23391.01143.2339
N61.38992.77471.38992.31812.31812.29123.98392.29123.23393.23391.0114
O71.20923.58633.58632.29123.98392.29124.58224.58222.51084.99532.5108
O83.58631.20923.58632.29122.29123.98394.58224.58222.51082.51084.9953
O93.58633.58631.20923.98392.29122.29124.58224.58224.99532.51082.5108
H102.05172.05173.78621.01143.23393.23392.51082.51084.99534.07004.0700
H113.78622.05172.05173.23391.01143.23394.99532.51082.51084.07004.0700
H122.05173.78622.05173.23393.23391.01142.51084.99532.51084.07004.0700

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 126.999 C1 N4 H10 116.501
C1 N6 C3 126.999 C1 N6 H12 116.500
C2 N4 H10 116.501 C2 N5 C3 126.999
C2 N5 H11 116.500 C3 N5 H11 116.501
C3 N6 H12 116.501 N4 C1 N6 113.001
N4 C1 O7 123.499 N4 C2 N5 113.001
N4 C2 O8 123.499 N5 C2 O8 123.500
N5 C3 N6 113.001 N5 C3 O9 123.499
N6 C1 O7 123.500 N6 C3 O9 123.499
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability