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

using model chemistry: CCD/6-31G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes D3H 1A1'
Energy calculated at CCD/6-31G**
 hartrees
Energy at 0K-504.781924
Energy at 298.15K-504.789373
HF Energy-503.395267
Nuclear repulsion energy447.443056
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 CCD/6-31G**
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' 3742 3508 0.00      
2 A1' 1938 1817 0.00      
3 A1' 1012 949 0.00      
4 A1' 690 647 0.00      
5 A2' 1428 1338 0.00      
6 A2' 1296 1215 0.00      
7 A2' 640 600 0.00      
8 A2" 728 682 76.25      
9 A2" 669 627 382.27      
10 A2" 118 110 0.13      
11 E' 3739 3506 163.93      
11 E' 3739 3506 163.93      
12 E' 1921 1801 1002.99      
12 E' 1921 1801 1003.00      
13 E' 1531 1435 388.32      
13 E' 1531 1435 388.32      
14 E' 1451 1361 62.39      
14 E' 1451 1361 62.39      
15 E' 1064 998 16.60      
15 E' 1064 998 16.61      
16 E' 529 496 22.54      
16 E' 529 496 22.54      
17 E' 398 374 29.35      
17 E' 398 374 29.37      
18 E" 745 699 0.00      
18 E" 745 699 0.00      
19 E" 600 563 0.00      
19 E" 600 563 0.00      
20 E" 144 135 0.00      
20 E" 144 135 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 18252.8 cm-1
Scaled (by 0.9376) Zero Point Vibrational Energy (zpe) 17113.9 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 CCD/6-31G**
ABC
0.06734 0.06734 0.03367

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

Point Group is D3h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.241 0.717 0.000
C2 -1.241 0.717 0.000
C3 0.000 -1.433 0.000
N4 0.000 1.337 0.000
N5 -1.158 -0.668 0.000
N6 1.158 -0.668 0.000
O7 2.288 1.321 0.000
O8 -2.288 1.321 0.000
O9 0.000 -2.642 0.000
H10 0.000 2.344 0.000
H11 -2.030 -1.172 0.000
H12 2.030 -1.172 0.000

Atom - Atom Distances (Å)
  C1 C2 C3 N4 N5 N6 O7 O8 O9 H10 H11 H12
C12.48232.48231.38742.76981.38741.20933.58103.58102.04663.77712.0466
C22.48232.48231.38741.38742.76983.58101.20933.58102.04662.04663.7771
C32.48232.48232.76981.38741.38743.58103.58101.20933.77712.04662.0466
N41.38741.38742.76982.31522.31522.28852.28853.97911.00733.22703.2270
N52.76981.38741.38742.31522.31523.97912.28852.28853.22701.00733.2270
N61.38742.76981.38742.31522.31522.28853.97912.28853.22703.22701.0073
O71.20933.58103.58102.28853.97912.28854.57684.57682.50654.98642.5065
O83.58101.20933.58102.28852.28853.97914.57684.57682.50652.50654.9864
O93.58103.58101.20933.97912.28852.28854.57684.57684.98642.50652.5065
H102.04662.04663.77711.00733.22703.22702.50652.50654.98644.05984.0598
H113.77712.04662.04663.22701.00733.22704.98642.50652.50654.05984.0598
H122.04663.77712.04663.22703.22701.00732.50654.98642.50654.05984.0598

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 126.905 C1 N4 H10 116.547
C1 N6 C3 126.905 C1 N6 H12 116.547
C2 N4 H10 116.547 C2 N5 C3 126.905
C2 N5 H11 116.547 C3 N5 H11 116.547
C3 N6 H12 116.547 N4 C1 N6 113.095
N4 C1 O7 123.453 N4 C2 N5 113.095
N4 C2 O8 123.453 N5 C2 O8 123.453
N5 C3 N6 113.095 N5 C3 O9 123.453
N6 C1 O7 123.453 N6 C3 O9 123.453
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability