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

using model chemistry: B1B95/6-311G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes D3H 1A1'
Energy calculated at B1B95/6-311G**
 hartrees
Energy at 0K-506.105174
Energy at 298.15K-506.112675
HF Energy-506.105174
Nuclear repulsion energy449.738406
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 B1B95/6-311G**
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' 3672 3525 0.00      
2 A1' 1899 1823 0.00      
3 A1' 999 959 0.00      
4 A1' 678 651 0.00      
5 A2' 1388 1333 0.00      
6 A2' 1241 1192 0.00      
7 A2' 634 609 0.00      
8 A2" 778 747 112.17      
9 A2" 670 643 249.05      
10 A2" 132 127 2.23      
11 E' 3669 3523 163.52      
11 E' 3669 3523 163.45      
12 E' 1879 1804 1000.78      
12 E' 1878 1804 1001.41      
13 E' 1495 1435 349.24      
13 E' 1495 1435 348.70      
14 E' 1418 1361 68.12      
14 E' 1418 1361 68.16      
15 E' 1043 1001 11.36      
15 E' 1043 1001 11.39      
16 E' 516 495 23.97      
16 E' 516 495 23.93      
17 E' 396 381 26.43      
17 E' 396 381 26.43      
18 E" 765 735 0.00      
18 E" 765 735 0.00      
19 E" 600 576 0.00      
19 E" 600 576 0.00      
20 E" 146 140 0.00      
20 E" 146 140 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 17970.9 cm-1
Scaled (by 0.9601) Zero Point Vibrational Energy (zpe) 17253.9 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 B1B95/6-311G**
ABC
0.06804 0.06804 0.03402

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/6-311G**

Point Group is D3h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.237 0.714 0.000
C2 -1.237 0.714 0.000
C3 0.000 -1.428 0.000
N4 0.000 1.330 0.000
N5 -1.152 -0.665 0.000
N6 1.152 -0.665 0.000
O7 2.276 1.314 0.000
O8 -2.276 1.314 0.000
O9 0.000 -2.628 0.000
H10 0.000 2.337 0.000
H11 -2.024 -1.169 0.000
H12 2.024 -1.169 0.000

Atom - Atom Distances (Å)
  C1 C2 C3 N4 N5 N6 O7 O8 O9 H10 H11 H12
C12.47342.47341.38162.75801.38161.19953.56303.56302.04063.76522.0406
C22.47342.47341.38161.38162.75803.56301.19953.56302.04062.04063.7652
C32.47342.47342.75801.38161.38163.56303.56301.19953.76522.04062.0406
N41.38161.38162.75802.30362.30362.27562.27563.95751.00723.21553.2155
N52.75801.38161.38162.30362.30363.95752.27562.27563.21551.00723.2155
N61.38162.75801.38162.30362.30362.27563.95752.27563.21553.21551.0072
O71.19953.56303.56302.27563.95752.27564.55104.55102.49514.96472.4950
O83.56301.19953.56302.27562.27563.95754.55104.55102.49512.49504.9647
O93.56303.56301.19953.95752.27562.27564.55104.55104.96472.49502.4950
H102.04062.04063.76521.00723.21553.21552.49512.49514.96474.04814.0481
H113.76522.04062.04063.21551.00723.21554.96472.49502.49504.04814.0481
H122.04063.76522.04063.21553.21551.00722.49504.96472.49504.04814.0481

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 127.047 C1 N4 H10 116.477
C1 N6 C3 127.047 C1 N6 H12 116.477
C2 N4 H10 116.477 C2 N5 C3 127.047
C2 N5 H11 116.477 C3 N5 H11 116.477
C3 N6 H12 116.477 N4 C1 N6 112.953
N4 C1 O7 123.523 N4 C2 N5 112.953
N4 C2 O8 123.523 N5 C2 O8 123.523
N5 C3 N6 112.953 N5 C3 O9 123.523
N6 C1 O7 123.523 N6 C3 O9 123.523
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability