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

using model chemistry: PBEPBEultrafine/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/cc-pVDZ
 hartrees
Energy at 0K-505.643114
Energy at 298.15K-505.650316
HF Energy-505.643114
Nuclear repulsion energy443.504660
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/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' 3540 3519 0.00      
2 A1' 1810 1799 0.00      
3 A1' 960 954 0.00      
4 A1' 645 641 0.00      
5 A2' 1305 1297 0.00      
6 A2' 1181 1174 0.00      
7 A2' 605 602 0.00      
8 A2" 718 713 43.63      
9 A2" 650 647 242.01      
10 A2" 109 109 1.31      
11 E' 3538 3517 136.14      
11 E' 3538 3517 136.15      
12 E' 1793 1783 788.08      
12 E' 1793 1783 788.11      
13 E' 1420 1412 290.39      
13 E' 1420 1412 290.38      
14 E' 1346 1339 32.64      
14 E' 1346 1339 32.64      
15 E' 996 991 7.82      
15 E' 996 991 7.82      
16 E' 497 494 23.74      
16 E' 497 494 23.74      
17 E' 377 375 19.38      
17 E' 377 375 19.38      
18 E" 724 720 0.00      
18 E" 724 720 0.00      
19 E" 580 576 0.00      
19 E" 580 576 0.00      
20 E" 141 140 0.00      
20 E" 141 140 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 17172.9 cm-1
Scaled (by 0.9942) Zero Point Vibrational Energy (zpe) 17073.3 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 PBEPBEultrafine/cc-pVDZ
ABC
0.06615 0.06615 0.03308

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

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 1.345 0.000
N5 -1.165 -0.672 0.000
N6 1.165 -0.672 0.000
O7 2.310 1.334 0.000
O8 -2.310 1.334 0.000
O9 0.000 -2.667 0.000
H10 0.000 2.367 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
C12.50552.50551.39852.79141.39851.22083.61473.61472.06703.81392.0670
C22.50552.50551.39851.39852.79143.61471.22083.61472.06702.06703.8139
C32.50552.50552.79141.39851.39853.61473.61471.22083.81392.06702.0670
N41.39851.39852.79142.32942.32942.31002.31004.01221.02253.25533.2553
N52.79141.39851.39852.32942.32944.01222.31002.31003.25531.02253.2553
N61.39852.79141.39852.32942.32942.31004.01222.31003.25533.25531.0225
O71.22083.61473.61472.31004.01222.31004.62004.62002.53075.03472.5307
O83.61471.22083.61472.31002.31004.01224.62004.62002.53072.53075.0347
O93.61473.61471.22084.01222.31002.31004.62004.62005.03472.53072.5307
H102.06702.06703.81391.02253.25533.25532.53072.53075.03474.10044.1004
H113.81392.06702.06703.25531.02253.25535.03472.53072.53074.10044.1004
H122.06703.81392.06703.25533.25531.02252.53075.03472.53074.10044.1004

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 127.220 C1 N4 H10 116.390
C1 N6 C3 127.220 C1 N6 H12 116.390
C2 N4 H10 116.390 C2 N5 C3 127.220
C2 N5 H11 116.390 C3 N5 H11 116.390
C3 N6 H12 116.390 N4 C1 N6 112.780
N4 C1 O7 123.610 N4 C2 N5 112.780
N4 C2 O8 123.610 N5 C2 O8 123.610
N5 C3 N6 112.780 N5 C3 O9 123.610
N6 C1 O7 123.610 N6 C3 O9 123.610
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability