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

using model chemistry: PBEPBEultrafine/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 PBEPBEultrafine/6-311G*
 hartrees
Energy at 0K-505.733746
Energy at 298.15K-505.741002
HF Energy-505.733746
Nuclear repulsion energy444.395629
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 PBEPBEultrafine/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' 3560 3523 0.00      
2 A1' 1806 1787 0.00      
3 A1' 964 954 0.00      
4 A1' 645 638 0.00      
5 A2' 1347 1333 0.00      
6 A2' 1156 1144 0.00      
7 A2' 608 602 0.00      
8 A2" 731 723 98.76      
9 A2" 664 657 257.00      
10 A2" 122 121 1.28      
11 E' 3558 3521 110.07      
11 E' 3558 3521 110.08      
12 E' 1790 1771 846.05      
12 E' 1790 1771 846.08      
13 E' 1415 1400 229.80      
13 E' 1415 1400 229.79      
14 E' 1371 1357 117.91      
14 E' 1371 1357 117.90      
15 E' 1000 989 10.77      
15 E' 1000 989 10.77      
16 E' 501 495 25.60      
16 E' 501 495 25.60      
17 E' 378 374 20.43      
17 E' 378 374 20.43      
18 E" 728 720 0.00      
18 E" 728 720 0.00      
19 E" 591 585 0.00      
19 E" 591 585 0.00      
20 E" 145 143 0.00      
20 E" 145 143 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 17276.4 cm-1
Scaled (by 0.9896) Zero Point Vibrational Energy (zpe) 17096.8 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 PBEPBEultrafine/6-311G*
ABC
0.06639 0.06639 0.03320

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBEPBEultrafine/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
C12.50512.50511.39742.78911.39741.21533.60913.60912.06103.80622.0610
C22.50512.50511.39741.39742.78913.60911.21533.60912.06102.06103.8062
C32.50512.50512.78911.39741.39743.60913.60911.21533.80622.06102.0610
N41.39741.39742.78912.32582.32582.30512.30514.00441.01713.24673.2467
N52.78911.39741.39742.32582.32584.00442.30512.30513.24671.01713.2467
N61.39742.78911.39742.32582.32582.30514.00442.30513.24673.24671.0171
O71.21533.60913.60912.30514.00442.30514.61014.61012.52435.02152.5243
O83.60911.21533.60912.30512.30514.00444.61014.61012.52432.52435.0215
O93.60913.60911.21534.00442.30512.30514.61014.61015.02152.52432.5243
H102.06102.06103.80621.01713.24673.24672.52432.52435.02154.08744.0874
H113.80622.06102.06103.24671.01713.24675.02152.52432.52434.08744.0874
H122.06103.80622.06103.24673.24671.01712.52435.02152.52434.08744.0874

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 127.359 C1 N4 H10 116.320
C1 N6 C3 127.359 C1 N6 H12 116.320
C2 N4 H10 116.320 C2 N5 C3 127.359
C2 N5 H11 116.320 C3 N5 H11 116.320
C3 N6 H12 116.320 N4 C1 N6 112.641
N4 C1 O7 123.679 N4 C2 N5 112.641
N4 C2 O8 123.679 N5 C2 O8 123.680
N5 C3 N6 112.641 N5 C3 O9 123.680
N6 C1 O7 123.680 N6 C3 O9 123.680
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability