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

using model chemistry: PBEPBE/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 PBEPBE/6-311G**
 hartrees
Energy at 0K-505.742126
Energy at 298.15K-505.749369
HF Energy-505.742126
Nuclear repulsion energy444.387365
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 PBEPBE/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' 3553 3521 0.00      
2 A1' 1805 1789 0.00      
3 A1' 962 953 0.00      
4 A1' 645 639 0.00      
5 A2' 1329 1317 0.00      
6 A2' 1154 1144 0.00      
7 A2' 608 603 0.00      
8 A2" 729 722 71.28      
9 A2" 651 645 246.39      
10 A2" 122 121 1.69      
11 E' 3551 3518 134.65      
11 E' 3551 3518 134.64      
12 E' 1787 1771 838.03      
12 E' 1787 1771 837.91      
13 E' 1410 1397 271.51      
13 E' 1410 1397 271.52      
14 E' 1358 1346 79.51      
14 E' 1358 1346 79.54      
15 E' 995 986 10.66      
15 E' 995 986 10.66      
16 E' 500 495 25.23      
16 E' 500 495 25.24      
17 E' 378 375 20.25      
17 E' 378 375 20.25      
18 E" 725 719 0.00      
18 E" 725 719 0.00      
19 E" 578 573 0.00      
19 E" 578 573 0.00      
20 E" 142 141 0.00      
20 E" 142 141 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 17202.7 cm-1
Scaled (by 0.9909) Zero Point Vibrational Energy (zpe) 17046.2 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 PBEPBE/6-311G**
ABC
0.06639 0.06639 0.03319

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

Point Group is D3h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.253 0.723 0.000
C2 -1.253 0.723 0.000
C3 0.000 -1.446 0.000
N4 0.000 1.343 0.000
N5 -1.163 -0.671 0.000
N6 1.163 -0.671 0.000
O7 2.305 1.331 0.000
O8 -2.305 1.331 0.000
O9 0.000 -2.662 0.000
H10 0.000 2.360 0.000
H11 -2.044 -1.180 0.000
H12 2.044 -1.180 0.000

Atom - Atom Distances (Å)
  C1 C2 C3 N4 N5 N6 O7 O8 O9 H10 H11 H12
C12.50522.50521.39742.78911.39741.21533.60923.60922.06133.80662.0613
C22.50522.50521.39741.39742.78913.60921.21533.60922.06132.06133.8066
C32.50522.50522.78911.39741.39743.60923.60921.21533.80662.06132.0613
N41.39741.39742.78912.32572.32572.30512.30514.00441.01753.24703.2470
N52.78911.39741.39742.32572.32574.00442.30512.30513.24701.01753.2470
N61.39742.78911.39742.32572.32572.30514.00442.30513.24703.24701.0175
O71.21533.60923.60922.30514.00442.30514.61014.61012.52455.02192.5245
O83.60921.21533.60922.30512.30514.00444.61014.61012.52452.52455.0219
O93.60923.60921.21534.00442.30512.30514.61014.61015.02192.52452.5245
H102.06132.06133.80661.01753.24703.24702.52452.52455.02194.08814.0881
H113.80662.06132.06133.24701.01753.24705.02192.52452.52454.08814.0881
H122.06133.80662.06133.24703.24701.01752.52455.02192.52454.08814.0881

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 127.367 C1 N4 H10 116.317
C1 N6 C3 127.367 C1 N6 H12 116.317
C2 N4 H10 116.317 C2 N5 C3 127.367
C2 N5 H11 116.317 C3 N5 H11 116.317
C3 N6 H12 116.317 N4 C1 N6 112.633
N4 C1 O7 123.683 N4 C2 N5 112.633
N4 C2 O8 123.683 N5 C2 O8 123.683
N5 C3 N6 112.633 N5 C3 O9 123.683
N6 C1 O7 123.683 N6 C3 O9 123.683
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability