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

using model chemistry: B3LYP/CEP-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 B3LYP/CEP-31G*
 hartrees
Energy at 0K-96.474250
Energy at 298.15K-96.481429
HF Energy-96.474250
Nuclear repulsion energy231.345198
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 B3LYP/CEP-31G*
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A1' 3622 3498 0.00      
2 A1' 1838 1774 0.00      
3 A1' 968 934 0.00      
4 A1' 653 631 0.00      
5 A2' 1352 1306 0.00      
6 A2' 1204 1163 0.00      
7 A2' 616 595 0.00      
8 A2" 732 707 33.90      
9 A2" 640 618 347.67      
10 A2" 118 114 0.91      
11 E' 3619 3495 156.37      
11 E' 3619 3495 156.39      
12 E' 1818 1756 1023.12      
12 E' 1818 1756 1022.83      
13 E' 1447 1397 311.85      
13 E' 1447 1397 311.83      
14 E' 1382 1334 89.57      
14 E' 1382 1334 89.67      
15 E' 1016 981 13.28      
15 E' 1016 981 13.28      
16 E' 502 485 26.95      
16 E' 502 485 26.96      
17 E' 382 369 23.96      
17 E' 382 369 23.99      
18 E" 730 705 0.00      
18 E" 730 705 0.00      
19 E" 562 542 0.00      
19 E" 562 542 0.00      
20 E" 139 134 0.00      
20 E" 139 134 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 17468.4 cm-1
Scaled (by 0.9657) Zero Point Vibrational Energy (zpe) 16869.3 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 B3LYP/CEP-31G*
ABC
0.06581 0.06581 0.03291

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/CEP-31G*

Point Group is D3h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.255 0.724 0.000
C2 -1.255 0.724 0.000
C3 0.000 -1.449 0.000
N4 0.000 1.353 0.000
N5 -1.172 -0.677 0.000
N6 1.172 -0.677 0.000
O7 2.315 1.336 0.000
O8 -2.315 1.336 0.000
O9 0.000 -2.673 0.000
H10 0.000 2.373 0.000
H11 -2.055 -1.187 0.000
H12 2.055 -1.187 0.000

Atom - Atom Distances (Å)
  C1 C2 C3 N4 N5 N6 O7 O8 O9 H10 H11 H12
C12.50932.50931.40332.80181.40331.22423.62153.62152.07183.82192.0718
C22.50932.50931.40331.40332.80183.62151.22423.62152.07182.07183.8219
C32.50932.50932.80181.40331.40333.62153.62151.22423.82192.07182.0718
N41.40331.40332.80182.34362.34362.31482.31484.02591.02013.26703.2670
N52.80181.40331.40332.34362.34364.02602.31482.31483.26701.02013.2670
N61.40332.80181.40332.34362.34362.31484.02602.31483.26703.26701.0201
O71.22423.62153.62152.31484.02602.31484.62964.62962.53635.04602.5363
O83.62151.22423.62152.31482.31484.02604.62964.62962.53632.53635.0460
O93.62153.62151.22424.02592.31482.31484.62964.62965.04602.53632.5363
H102.07182.07183.82191.02013.26703.26702.53632.53635.04604.11044.1104
H113.82192.07182.07183.26701.02013.26705.04602.53632.53634.11044.1104
H122.07183.82192.07183.26703.26701.02012.53635.04602.53634.11044.1104

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 126.769 C1 N4 H10 116.616
C1 N6 C3 126.769 C1 N6 H12 116.616
C2 N4 H10 116.616 C2 N5 C3 126.769
C2 N5 H11 116.616 C3 N5 H11 116.616
C3 N6 H12 116.616 N4 C1 N6 113.231
N4 C1 O7 123.384 N4 C2 N5 113.231
N4 C2 O8 123.384 N5 C2 O8 123.384
N5 C3 N6 113.231 N5 C3 O9 123.384
N6 C1 O7 123.384 N6 C3 O9 123.384
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability