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

using model chemistry: B2PLYP=FULL/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes D3H 1A1'
Energy calculated at B2PLYP=FULL/6-31+G**
 hartrees
Energy at 0K-505.724788
Energy at 298.15K-505.732002
HF Energy-505.242907
Nuclear repulsion energy446.154311
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 B2PLYP=FULL/6-31+G**
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' 3660 3481 0.00      
2 A1' 1834 1744 0.00      
3 A1' 991 942 0.00      
4 A1' 666 634 0.00      
5 A2' 1392 1323 0.00      
6 A2' 1235 1175 0.00      
7 A2' 625 595 0.00      
8 A2" 688 654 0.76      
9 A2" 632 601 373.93      
10 A2" 86 82 0.11      
11 E' 3658 3479 173.23      
11 E' 3658 3479 173.22      
12 E' 1819 1730 1062.19      
12 E' 1819 1729 1062.24      
13 E' 1472 1400 317.97      
13 E' 1472 1400 318.13      
14 E' 1412 1343 98.81      
14 E' 1412 1343 98.95      
15 E' 1036 986 17.89      
15 E' 1036 986 17.90      
16 E' 518 493 25.90      
16 E' 518 493 25.90      
17 E' 388 369 25.54      
17 E' 388 369 25.54      
18 E" 728 692 0.00      
18 E" 728 692 0.00      
19 E" 568 541 0.00      
19 E" 568 541 0.00      
20 E" 139 132 0.00      
20 E" 139 132 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 17643.7 cm-1
Scaled (by 0.951) Zero Point Vibrational Energy (zpe) 16779.1 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 B2PLYP=FULL/6-31+G**
ABC
0.06698 0.06698 0.03349

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULL/6-31+G**

Point Group is D3h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.242 0.717 0.000
C2 -1.242 0.717 0.000
C3 0.000 -1.434 0.000
N4 0.000 1.340 0.000
N5 -1.161 -0.670 0.000
N6 1.161 -0.670 0.000
O7 2.296 1.325 0.000
O8 -2.296 1.325 0.000
O9 0.000 -2.651 0.000
H10 0.000 2.351 0.000
H11 -2.036 -1.176 0.000
H12 2.036 -1.176 0.000

Atom - Atom Distances (Å)
  C1 C2 C3 N4 N5 N6 O7 O8 O9 H10 H11 H12
C12.48392.48391.38952.77421.38951.21673.58953.58952.05263.78532.0526
C22.48392.48391.38951.38952.77423.58951.21673.58952.05262.05263.7853
C32.48392.48392.77421.38951.38953.58953.58951.21673.78532.05262.0526
N41.38951.38952.77422.32122.32122.29572.29573.99101.01113.23663.2366
N52.77421.38951.38952.32122.32123.99102.29572.29573.23661.01113.2366
N61.38952.77421.38952.32122.32122.29573.99102.29573.23663.23661.0111
O71.21673.58953.58952.29573.99102.29574.59134.59132.51445.00212.5144
O83.58951.21673.58952.29572.29573.99104.59134.59132.51442.51445.0021
O93.58953.58951.21673.99102.29572.29574.59134.59135.00212.51442.5144
H102.05262.05263.78531.01113.23663.23662.51442.51445.00214.07254.0725
H113.78532.05262.05263.23661.01113.23665.00212.51442.51444.07254.0725
H122.05263.78532.05263.23663.23661.01112.51445.00212.51444.07254.0725

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 126.712 C1 N4 H10 116.644
C1 N6 C3 126.712 C1 N6 H12 116.644
C2 N4 H10 116.644 C2 N5 C3 126.712
C2 N5 H11 116.644 C3 N5 H11 116.644
C3 N6 H12 116.644 N4 C1 N6 113.288
N4 C1 O7 123.356 N4 C2 N5 113.288
N4 C2 O8 123.356 N5 C2 O8 123.356
N5 C3 N6 113.288 N5 C3 O9 123.356
N6 C1 O7 123.356 N6 C3 O9 123.356
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability