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

using model chemistry: B1B95/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes D3H 1A1'
Energy calculated at B1B95/6-311G*
 hartrees
Energy at 0K-506.097180
Energy at 298.15K-506.104691
HF Energy-506.097180
Nuclear repulsion energy449.751336
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 B1B95/6-311G*
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' 3682 3530 0.00      
2 A1' 1900 1821 0.00      
3 A1' 1000 959 0.00      
4 A1' 678 650 0.00      
5 A2' 1405 1347 0.00      
6 A2' 1244 1192 0.00      
7 A2' 634 607 0.00      
8 A2" 780 748 144.61      
9 A2" 682 654 257.66      
10 A2" 133 127 1.79      
11 E' 3680 3528 138.18      
11 E' 3680 3528 138.11      
12 E' 1881 1803 1010.45      
12 E' 1881 1803 1011.07      
13 E' 1499 1437 322.47      
13 E' 1499 1437 321.91      
14 E' 1431 1372 91.26      
14 E' 1431 1372 91.31      
15 E' 1047 1003 11.44      
15 E' 1047 1003 11.47      
16 E' 516 495 24.29      
16 E' 516 495 24.25      
17 E' 396 379 26.68      
17 E' 396 379 26.68      
18 E" 768 737 0.00      
18 E" 768 737 0.00      
19 E" 613 588 0.00      
19 E" 613 588 0.00      
20 E" 148 142 0.00      
20 E" 148 142 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 18048.9 cm-1
Scaled (by 0.9586) Zero Point Vibrational Energy (zpe) 17301.6 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 B1B95/6-311G*
ABC
0.06804 0.06804 0.03402

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/6-311G*

Point Group is D3h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.237 0.714 0.000
C2 -1.237 0.714 0.000
C3 0.000 -1.428 0.000
N4 0.000 1.330 0.000
N5 -1.152 -0.665 0.000
N6 1.152 -0.665 0.000
O7 2.275 1.314 0.000
O8 -2.275 1.314 0.000
O9 0.000 -2.628 0.000
H10 0.000 2.337 0.000
H11 -2.024 -1.168 0.000
H12 2.024 -1.168 0.000

Atom - Atom Distances (Å)
  C1 C2 C3 N4 N5 N6 O7 O8 O9 H10 H11 H12
C12.47332.47331.38162.75801.38161.19963.56303.56302.04013.76452.0401
C22.47332.47331.38161.38162.75803.56301.19963.56302.04012.04013.7645
C32.47332.47332.75801.38161.38163.56303.56301.19963.76452.04012.0401
N41.38161.38162.75802.30372.30372.27552.27553.95751.00663.21503.2150
N52.75801.38161.38162.30372.30373.95752.27552.27553.21501.00663.2150
N61.38162.75801.38162.30372.30372.27553.95752.27553.21503.21501.0066
O71.19963.56303.56302.27553.95752.27554.55104.55102.49484.96412.4948
O83.56301.19963.56302.27552.27553.95754.55104.55102.49482.49484.9641
O93.56303.56301.19963.95752.27552.27554.55104.55104.96412.49482.4948
H102.04012.04013.76451.00663.21503.21502.49482.49484.96414.04714.0471
H113.76452.04012.04013.21501.00663.21504.96412.49482.49484.04714.0471
H122.04013.76452.04013.21503.21501.00662.49484.96412.49484.04714.0471

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 127.038 C1 N4 H10 116.481
C1 N6 C3 127.038 C1 N6 H12 116.481
C2 N4 H10 116.481 C2 N5 C3 127.038
C2 N5 H11 116.481 C3 N5 H11 116.481
C3 N6 H12 116.481 N4 C1 N6 112.962
N4 C1 O7 123.519 N4 C2 N5 112.962
N4 C2 O8 123.519 N5 C2 O8 123.519
N5 C3 N6 112.962 N5 C3 O9 123.519
N6 C1 O7 123.519 N6 C3 O9 123.519
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability