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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-503.687032
Energy at 298.15K-503.694440
HF Energy-503.687032
Nuclear repulsion energy449.146131
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' 3537 3494 0.00      
2 A1' 1859 1836 0.00      
3 A1' 981 969 0.00      
4 A1' 665 657 0.00      
5 A2' 1311 1295 0.00      
6 A2' 1222 1207 0.00      
7 A2' 611 603 0.00      
8 A2" 765 756 119.25      
9 A2" 662 654 219.01      
10 A2" 134 132 2.88      
11 E' 3534 3490 179.69      
11 E' 3534 3490 179.68      
12 E' 1838 1815 864.47      
12 E' 1838 1815 864.61      
13 E' 1456 1438 334.26      
13 E' 1456 1438 334.20      
14 E' 1358 1342 13.47      
14 E' 1358 1342 13.47      
15 E' 1010 998 5.43      
15 E' 1010 998 5.43      
16 E' 507 501 22.98      
16 E' 507 501 22.98      
17 E' 384 380 23.70      
17 E' 384 380 23.70      
18 E" 747 738 0.00      
18 E" 747 738 0.00      
19 E" 599 591 0.00      
19 E" 599 591 0.00      
20 E" 151 149 0.00      
20 E" 151 149 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 17456.5 cm-1
Scaled (by 0.9877) Zero Point Vibrational Energy (zpe) 17241.8 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
0.06789 0.06789 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 2.348 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
C12.47242.47241.38012.75471.38011.20533.56753.56752.04883.77502.0488
C22.47242.47241.38011.38012.75473.56751.20533.56752.04882.04883.7750
C32.47242.47242.75471.38011.38013.56753.56751.20533.77502.04882.0488
N41.38011.38012.75472.29882.29882.28002.28003.95991.02043.22313.2231
N52.75471.38011.38012.29882.29883.95992.28002.28003.22311.02043.2231
N61.38012.75471.38012.29882.29882.28003.95992.28003.22313.22311.0204
O71.20533.56753.56752.28003.95992.28004.56004.56002.50244.98032.5024
O83.56751.20533.56752.28002.28003.95994.56004.56002.50242.50244.9803
O93.56753.56751.20533.95992.28002.28004.56004.56004.98032.50242.5024
H102.04882.04883.77501.02043.22313.22312.50242.50244.98034.06614.0661
H113.77502.04882.04883.22311.02043.22314.98032.50242.50244.06614.0661
H122.04883.77502.04883.22313.22311.02042.50244.98032.50244.06614.0661

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 127.211 C1 N4 H10 116.394
C1 N6 C3 127.211 C1 N6 H12 116.394
C2 N4 H10 116.394 C2 N5 C3 127.211
C2 N5 H11 116.394 C3 N5 H11 116.394
C3 N6 H12 116.394 N4 C1 N6 112.789
N4 C1 O7 123.606 N4 C2 N5 112.789
N4 C2 O8 123.606 N5 C2 O8 123.606
N5 C3 N6 112.789 N5 C3 O9 123.606
N6 C1 O7 123.606 N6 C3 O9 123.606
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability