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

using model chemistry: HF/6-311G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes D3H 1A1'
Energy calculated at HF/6-311G**
 hartrees
Energy at 0K-503.520086
Energy at 298.15K-503.528027
HF Energy-503.520086
Nuclear repulsion energy453.591638
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 HF/6-311G**
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' 3857 3504 0.00      
2 A1' 2036 1850 0.00      
3 A1' 1074 975 0.00      
4 A1' 726 659 0.00      
5 A2' 1536 1395 0.00      
6 A2' 1354 1230 0.00      
7 A2' 700 636 0.00      
8 A2" 872 792 184.06      
9 A2" 699 635 296.85      
10 A2" 146 132 2.47      
11 E' 3854 3501 194.67      
11 E' 3854 3501 194.67      
12 E' 2011 1827 1319.47      
12 E' 2011 1827 1319.47      
13 E' 1615 1467 311.69      
13 E' 1615 1467 311.69      
14 E' 1541 1400 213.46      
14 E' 1541 1400 213.46      
15 E' 1122 1020 17.25      
15 E' 1122 1020 17.25      
16 E' 563 512 30.69      
16 E' 563 512 30.69      
17 E' 434 394 35.90      
17 E' 434 394 35.90      
18 E" 845 768 0.00      
18 E" 845 768 0.00      
19 E" 632 574 0.00      
19 E" 632 574 0.00      
20 E" 156 142 0.00      
20 E" 156 142 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 19271.7 cm-1
Scaled (by 0.9085) Zero Point Vibrational Energy (zpe) 17508.3 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 HF/6-311G**
ABC
0.06927 0.06927 0.03463

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/6-311G**

Point Group is D3h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.227 0.709 0.000
C2 -1.227 0.709 0.000
C3 0.000 -1.417 0.000
N4 0.000 1.328 0.000
N5 -1.150 -0.664 0.000
N6 1.150 -0.664 0.000
O7 2.250 1.299 0.000
O8 -2.250 1.299 0.000
O9 0.000 -2.599 0.000
H10 0.000 2.324 0.000
H11 -2.013 -1.162 0.000
H12 2.013 -1.162 0.000

Atom - Atom Distances (Å)
  C1 C2 C3 N4 N5 N6 O7 O8 O9 H10 H11 H12
C12.45492.45491.37492.74551.37491.18123.52763.52762.02883.74142.0288
C22.45492.45491.37491.37492.74553.52761.18123.52762.02882.02883.7414
C32.45492.45492.74551.37491.37493.52763.52761.18123.74142.02882.0288
N41.37491.37492.74552.30032.30032.25062.25063.92660.99593.20183.2018
N52.74551.37491.37492.30032.30033.92662.25062.25063.20180.99593.2018
N61.37492.74551.37492.30032.30032.25063.92662.25063.20183.20180.9959
O71.18123.52763.52762.25063.92662.25064.50084.50082.47274.92252.4727
O83.52761.18123.52762.25062.25063.92664.50084.50082.47272.47274.9225
O93.52763.52761.18123.92662.25062.25064.50084.50084.92252.47272.4727
H102.02882.02883.74140.99593.20183.20182.47272.47274.92254.02534.0253
H113.74142.02882.02883.20180.99593.20184.92252.47272.47274.02534.0253
H122.02883.74142.02883.20183.20180.99592.47274.92252.47274.02534.0253

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 126.447 C1 N4 H10 116.776
C1 N6 C3 126.447 C1 N6 H12 116.776
C2 N4 H10 116.776 C2 N5 C3 126.447
C2 N5 H11 116.776 C3 N5 H11 116.776
C3 N6 H12 116.776 N4 C1 N6 113.553
N4 C1 O7 123.224 N4 C2 N5 113.553
N4 C2 O8 123.224 N5 C2 O8 123.224
N5 C3 N6 113.553 N5 C3 O9 123.224
N6 C1 O7 123.224 N6 C3 O9 123.224
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability