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

using model chemistry: LSDA/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes D3H 1A1'
Energy calculated at LSDA/6-311G*
 hartrees
Energy at 0K-503.678781
Energy at 298.15K-503.686199
HF Energy-503.678781
Nuclear repulsion energy449.158942
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 LSDA/6-311G*
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' 3542 3484 0.00      
2 A1' 1860 1830 0.00      
3 A1' 983 967 0.00      
4 A1' 666 655 0.00      
5 A2' 1330 1309 0.00      
6 A2' 1226 1206 0.00      
7 A2' 612 602 0.00      
8 A2" 768 756 155.01      
9 A2" 672 661 222.57      
10 A2" 134 132 2.38      
11 E' 3539 3481 152.46      
11 E' 3539 3481 152.45      
12 E' 1840 1810 873.85      
12 E' 1840 1810 873.98      
13 E' 1460 1436 324.07      
13 E' 1460 1436 324.01      
14 E' 1374 1352 19.51      
14 E' 1374 1352 19.51      
15 E' 1017 1000 5.55      
15 E' 1017 1000 5.55      
16 E' 508 499 23.38      
16 E' 508 499 23.38      
17 E' 384 378 23.88      
17 E' 384 378 23.88      
18 E" 750 738 0.00      
18 E" 750 738 0.00      
19 E" 610 600 0.00      
19 E" 610 600 0.00      
20 E" 153 150 0.00      
20 E" 153 150 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 17529.5 cm-1
Scaled (by 0.9837) Zero Point Vibrational Energy (zpe) 17243.8 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 LSDA/6-311G*
ABC
0.06790 0.06790 0.03395

See section I.F.4 to change rotational constant units
Geometric Data calculated at LSDA/6-311G*

Point Group is D3h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.236 0.714 0.000
C2 -1.236 0.714 0.000
C3 0.000 -1.427 0.000
N4 0.000 1.327 0.000
N5 -1.149 -0.664 0.000
N6 1.149 -0.664 0.000
O7 2.280 1.316 0.000
O8 -2.280 1.316 0.000
O9 0.000 -2.633 0.000
H10 0.000 2.347 0.000
H11 -2.033 -1.174 0.000
H12 2.033 -1.174 0.000

Atom - Atom Distances (Å)
  C1 C2 C3 N4 N5 N6 O7 O8 O9 H10 H11 H12
C12.47222.47221.38002.75461.38001.20533.56733.56732.04873.77472.0487
C22.47222.47221.38001.38002.75463.56731.20533.56732.04872.04873.7747
C32.47222.47222.75461.38001.38003.56733.56731.20533.77472.04872.0487
N41.38001.38002.75462.29902.29902.27992.27993.95991.02013.22303.2230
N52.75461.38001.38002.29902.29903.95992.27992.27993.22301.02013.2230
N61.38002.75461.38002.29902.29902.27993.95992.27993.22303.22301.0201
O71.20533.56733.56732.27993.95992.27994.55984.55982.50224.98002.5022
O83.56731.20533.56732.27992.27993.95994.55984.55982.50222.50224.9800
O93.56733.56731.20533.95992.27992.27994.55984.55984.98002.50222.5022
H102.04872.04873.77471.02013.22303.22302.50222.50224.98004.06584.0658
H113.77472.04872.04873.22301.02013.22304.98002.50222.50224.06584.0658
H122.04873.77472.04873.22303.22301.02012.50224.98002.50224.06584.0658

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 127.197 C1 N4 H10 116.402
C1 N6 C3 127.197 C1 N6 H12 116.402
C2 N4 H10 116.402 C2 N5 C3 127.197
C2 N5 H11 116.402 C3 N5 H11 116.402
C3 N6 H12 116.402 N4 C1 N6 112.803
N4 C1 O7 123.598 N4 C2 N5 112.803
N4 C2 O8 123.598 N5 C2 O8 123.598
N5 C3 N6 112.803 N5 C3 O9 123.598
N6 C1 O7 123.598 N6 C3 O9 123.598
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability