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

using model chemistry: BLYP/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes D3H 1A1'
Energy calculated at BLYP/6-31+G**
 hartrees
Energy at 0K-506.065988
Energy at 298.15K-506.073057
HF Energy-506.065988
Nuclear repulsion energy441.451827
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 BLYP/6-31+G**
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' 3529 3510 0.00      
2 A1' 1755 1746 0.00      
3 A1' 949 944 0.00      
4 A1' 633 630 0.00      
5 A2' 1330 1323 0.00      
6 A2' 1128 1122 0.00      
7 A2' 602 598 0.00      
8 A2" 678 674 8.56      
9 A2" 624 620 316.45      
10 A2" 110 110 1.24      
11 E' 3527 3508 139.12      
11 E' 3527 3508 139.14      
12 E' 1733 1724 950.15      
12 E' 1733 1724 950.10      
13 E' 1386 1379 186.53      
13 E' 1386 1379 186.33      
14 E' 1349 1342 190.74      
14 E' 1349 1342 190.82      
15 E' 981 976 17.67      
15 E' 981 976 17.67      
16 E' 497 495 28.65      
16 E' 497 495 28.65      
17 E' 371 369 20.58      
17 E' 371 369 20.58      
18 E" 703 699 0.00      
18 E" 703 699 0.00      
19 E" 557 555 0.00      
19 E" 557 555 0.00      
20 E" 143 142 0.00      
20 E" 143 142 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 16916.2 cm-1
Scaled (by 0.9947) Zero Point Vibrational Energy (zpe) 16826.6 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 BLYP/6-31+G**
ABC
0.06555 0.06555 0.03277

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

Point Group is D3h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.257 0.726 0.000
C2 -1.257 0.726 0.000
C3 0.000 -1.452 0.000
N4 0.000 1.354 0.000
N5 -1.173 -0.677 0.000
N6 1.173 -0.677 0.000
O7 2.320 1.340 0.000
O8 -2.320 1.340 0.000
O9 0.000 -2.679 0.000
H10 0.000 2.374 0.000
H11 -2.056 -1.187 0.000
H12 2.056 -1.187 0.000

Atom - Atom Distances (Å)
  C1 C2 C3 N4 N5 N6 O7 O8 O9 H10 H11 H12
C12.51442.51441.40542.80561.40541.22753.62983.62982.07313.82592.0731
C22.51442.51441.40541.40542.80563.62981.22753.62982.07312.07313.8259
C32.51442.51442.80561.40541.40543.62983.62981.22753.82592.07312.0731
N41.40541.40542.80562.34502.34502.32032.32034.03321.02033.26873.2687
N52.80561.40541.40542.34502.34504.03322.32032.32033.26871.02033.2687
N61.40542.80561.40542.34502.34502.32034.03322.32033.26873.26871.0203
O71.22753.62983.62982.32034.03322.32034.64064.64062.54055.05342.5405
O83.62981.22753.62982.32032.32034.03324.64064.64062.54052.54055.0534
O93.62983.62981.22754.03322.32032.32034.64064.64065.05342.54052.5405
H102.07312.07313.82591.02033.26873.26872.54052.54055.05344.11224.1122
H113.82592.07312.07313.26871.02033.26875.05342.54052.54054.11224.1122
H122.07313.82592.07313.26873.26871.02032.54055.05342.54054.11224.1122

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 126.911 C1 N4 H10 116.545
C1 N6 C3 126.911 C1 N6 H12 116.545
C2 N4 H10 116.545 C2 N5 C3 126.911
C2 N5 H11 116.545 C3 N5 H11 116.545
C3 N6 H12 116.545 N4 C1 N6 113.089
N4 C1 O7 123.455 N4 C2 N5 113.089
N4 C2 O8 123.455 N5 C2 O8 123.455
N5 C3 N6 113.089 N5 C3 O9 123.455
N6 C1 O7 123.455 N6 C3 O9 123.455
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability