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

using model chemistry: MP4=FULL/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 MP4=FULL/6-311G**
 hartrees
Energy at 0K-505.257278
Energy at 298.15K-505.264406
HF Energy-503.510373
Nuclear repulsion energy445.303155
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 MP4=FULL/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' 3655 3514        
2 A1' 1829 1758        
3 A1' 987 949        
4 A1' 631 607        
5 A2' 1385 1332        
6 A2' 1220 1173        
7 A2' 618 594        
8 A2" 717 690        
9 A2" 655 630        
10 A2" 102 98        
11 E' 3654 3513        
11 E' 3653 3513        
12 E' 1829 1758        
12 E' 1829 1758        
13 E' 1460 1404        
13 E' 1460 1404        
14 E' 1401 1347        
14 E' 1400 1346        
15 E' 1028 988        
15 E' 1027 987        
16 E' 510 490        
16 E' 509 490        
17 E' 385 370        
17 E' 385 370        
18 E" 728 700        
18 E" 728 700        
19 E" 546 525        
19 E" 542 521        
20 E" 114 110        
20 E" 113 108        

Unscaled Zero Point Vibrational Energy (zpe) 17548.0 cm-1
Scaled (by 0.9615) Zero Point Vibrational Energy (zpe) 16872.4 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 MP4=FULL/6-311G**
ABC
0.06665 0.06665 0.03332

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP4=FULL/6-311G**

Point Group is D3h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.250 0.722 0.000
C2 -1.250 0.722 0.000
C3 0.000 -1.443 0.000
N4 0.000 1.340 0.000
N5 -1.160 -0.670 0.000
N6 1.160 -0.670 0.000
O7 2.301 1.328 0.000
O8 -2.301 1.328 0.000
O9 0.000 -2.657 0.000
H10 0.000 2.351 0.000
H11 -2.036 -1.176 0.000
H12 2.036 -1.176 0.000

Atom - Atom Distances (Å)
  C1 C2 C3 N4 N5 N6 O7 O8 O9 H10 H11 H12
C12.50012.50011.39462.78351.39461.21343.60243.60242.05393.79492.0539
C22.50012.50011.39461.39462.78353.60241.21343.60242.05392.05393.7949
C32.50012.50012.78351.39461.39463.60243.60241.21343.79492.05392.0539
N41.39461.39462.78352.32102.32102.30092.30093.99681.01143.23663.2366
N52.78351.39461.39462.32102.32103.99682.30092.30093.23661.01143.2366
N61.39462.78351.39462.32102.32102.30093.99682.30093.23663.23661.0114
O71.21343.60243.60242.30093.99682.30094.60184.60182.51815.00832.5181
O83.60241.21343.60242.30092.30093.99684.60184.60182.51812.51815.0083
O93.60243.60241.21343.99682.30092.30094.60184.60185.00832.51812.5181
H102.05392.05393.79491.01143.23663.23662.51812.51815.00834.07284.0728
H113.79492.05392.05393.23661.01143.23665.00832.51812.51814.07284.0728
H122.05393.79492.05393.23663.23661.01142.51815.00832.51814.07284.0728

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 127.365 C1 N4 H10 116.318
C1 N6 C3 127.365 C1 N6 H12 116.318
C2 N4 H10 116.318 C2 N5 C3 127.365
C2 N5 H11 116.318 C3 N5 H11 116.318
C3 N6 H12 116.318 N4 C1 N6 112.635
N4 C1 O7 123.682 N4 C2 N5 112.635
N4 C2 O8 123.682 N5 C2 O8 123.683
N5 C3 N6 112.635 N5 C3 O9 123.682
N6 C1 O7 123.683 N6 C3 O9 123.682
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability