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

using model chemistry: PBEPBEultrafine/aug-cc-pVDZ

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/aug-cc-pVDZ
 hartrees
Energy at 0K-505.687685
Energy at 298.15K-505.694985
HF Energy-505.687685
Nuclear repulsion energy443.590953
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/aug-cc-pVDZ
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' 3541 3519 0.00      
2 A1' 1772 1761 0.00      
3 A1' 960 954 0.00      
4 A1' 644 640 0.00      
5 A2' 1313 1305 0.00      
6 A2' 1181 1173 0.00      
7 A2' 599 596 0.00      
8 A2" 718 714 59.60      
9 A2" 656 652 225.37      
10 A2" 129 129 3.55      
11 E' 3538 3517 140.18      
11 E' 3538 3517 140.18      
12 E' 1752 1742 921.46      
12 E' 1752 1742 921.51      
13 E' 1413 1404 274.31      
13 E' 1413 1404 274.30      
14 E' 1345 1337 51.02      
14 E' 1345 1337 51.01      
15 E' 992 986 12.17      
15 E' 992 986 12.18      
16 E' 498 495 25.37      
16 E' 498 495 25.37      
17 E' 373 371 21.89      
17 E' 373 371 21.89      
18 E" 722 718 0.00      
18 E" 722 718 0.00      
19 E" 594 590 0.00      
19 E" 594 590 0.00      
20 E" 153 152 0.00      
20 E" 153 152 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 17137.5 cm-1
Scaled (by 0.9939) Zero Point Vibrational Energy (zpe) 17033.0 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/aug-cc-pVDZ
ABC
0.06621 0.06621 0.03310

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBEPBEultrafine/aug-cc-pVDZ

Point Group is D3h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.250 0.721 0.000
C2 -1.250 0.721 0.000
C3 0.000 -1.443 0.000
N4 0.000 1.346 0.000
N5 -1.166 -0.673 0.000
N6 1.166 -0.673 0.000
O7 2.309 1.333 0.000
O8 -2.309 1.333 0.000
O9 0.000 -2.667 0.000
H10 0.000 2.366 0.000
H11 -2.049 -1.183 0.000
H12 2.049 -1.183 0.000

Atom - Atom Distances (Å)
  C1 C2 C3 N4 N5 N6 O7 O8 O9 H10 H11 H12
C12.49922.49921.39702.78901.39701.22393.61133.61132.06563.80912.0656
C22.49922.49921.39701.39702.78903.61131.22393.61132.06562.06563.8091
C32.49922.49922.78901.39701.39703.61133.61131.22393.80912.06562.0656
N41.39701.39702.78902.33162.33162.30952.30954.01291.02013.25523.2552
N52.78901.39701.39702.33162.33164.01292.30952.30953.25521.02013.2552
N61.39702.78901.39702.33162.33162.30954.01292.30953.25523.25521.0201
O71.22393.61133.61132.30954.01292.30954.61904.61902.52995.03302.5299
O83.61131.22393.61132.30952.30954.01294.61904.61902.52992.52995.0330
O93.61133.61131.22394.01292.30952.30954.61904.61905.03302.52992.5299
H102.06562.06563.80911.02013.25523.25522.52992.52995.03304.09844.0984
H113.80912.06562.06563.25521.02013.25525.03302.52992.52994.09844.0984
H122.06563.80912.06563.25523.25521.02012.52995.03302.52994.09844.0984

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 126.878 C1 N4 H10 116.561
C1 N6 C3 126.878 C1 N6 H12 116.561
C2 N4 H10 116.561 C2 N5 C3 126.878
C2 N5 H11 116.561 C3 N5 H11 116.561
C3 N6 H12 116.561 N4 C1 N6 113.122
N4 C1 O7 123.439 N4 C2 N5 113.122
N4 C2 O8 123.439 N5 C2 O8 123.439
N5 C3 N6 113.122 N5 C3 O9 123.439
N6 C1 O7 123.439 N6 C3 O9 123.439
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability