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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-504.073359
Energy at 298.15K-504.080952
HF Energy-503.128770
Nuclear repulsion energy440.774742
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' 3648 3500 0.00      
2 A1' 1802 1729 0.00      
3 A1' 1002 961 0.00      
4 A1' 671 643 0.00      
5 A2' 1465 1406 0.00      
6 A2' 1277 1225 0.00      
7 A2' 633 607 0.00      
8 A2" 761 730 582.64      
9 A2" 682 654 86.26      
10 A2" 156 150 3.15      
11 E' 3645 3498 132.87      
11 E' 3645 3498 132.87      
12 E' 1800 1727 938.05      
12 E' 1800 1727 938.04      
13 E' 1467 1407 157.74      
13 E' 1467 1407 157.74      
14 E' 1451 1392 265.72      
14 E' 1451 1392 265.73      
15 E' 1043 1001 17.98      
15 E' 1043 1001 17.98      
16 E' 528 507 26.76      
16 E' 528 507 26.76      
17 E' 390 374 28.52      
17 E' 390 374 28.52      
18 E" 731 702 0.00      
18 E" 731 702 0.00      
19 E" 655 629 0.00      
19 E" 655 629 0.00      
20 E" 161 155 0.00      
20 E" 161 155 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 17919.1 cm-1
Scaled (by 0.9595) Zero Point Vibrational Energy (zpe) 17193.4 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
0.06534 0.06534 0.03267

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 1.253 0.723 0.000
C2 -1.253 0.723 0.000
C3 0.000 -1.447 0.000
N4 0.000 1.354 0.000
N5 -1.173 -0.677 0.000
N6 1.173 -0.677 0.000
O7 2.328 1.344 0.000
O8 -2.328 1.344 0.000
O9 0.000 -2.688 0.000
H10 0.000 2.368 0.000
H11 -2.050 -1.184 0.000
H12 2.050 -1.184 0.000

Atom - Atom Distances (Å)
  C1 C2 C3 N4 N5 N6 O7 O8 O9 H10 H11 H12
C12.50612.50611.40282.80101.40281.24083.63403.63402.06723.81452.0672
C22.50612.50611.40281.40282.80103.63401.24083.63402.06722.06723.8145
C32.50612.50612.80101.40281.40283.63403.63401.24083.81452.06722.0672
N41.40281.40282.80102.34542.34542.32762.32764.04181.01353.26273.2627
N52.80101.40281.40282.34542.34544.04182.32762.32763.26271.01353.2627
N61.40282.80101.40282.34542.34542.32764.04182.32763.26273.26271.0135
O71.24083.63403.63402.32764.04182.32764.65534.65532.54285.05532.5428
O83.63401.24083.63402.32762.32764.04184.65534.65532.54282.54285.0553
O93.63403.63401.24084.04182.32762.32764.65534.65535.05532.54282.5428
H102.06722.06723.81451.01353.26273.26272.54282.54285.05534.10084.1008
H113.81452.06722.06723.26271.01353.26275.05532.54282.54284.10084.1008
H122.06723.81452.06723.26273.26271.01352.54285.05532.54284.10084.1008

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 126.568 C1 N4 H10 116.716
C1 N6 C3 126.568 C1 N6 H12 116.716
C2 N4 H10 116.716 C2 N5 C3 126.568
C2 N5 H11 116.716 C3 N5 H11 116.716
C3 N6 H12 116.716 N4 C1 N6 113.432
N4 C1 O7 123.284 N4 C2 N5 113.432
N4 C2 O8 123.284 N5 C2 O8 123.284
N5 C3 N6 113.432 N5 C3 O9 123.284
N6 C1 O7 123.284 N6 C3 O9 123.284
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability