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

using model chemistry: B1B95/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes D3H 1A1'
Energy calculated at B1B95/6-31G*
 hartrees
Energy at 0K-505.965290
Energy at 298.15K-505.972724
HF Energy-505.965290
Nuclear repulsion energy448.662340
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 B1B95/6-31G*
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' 3673 3487 0.00      
2 A1' 1917 1820 0.00      
3 A1' 999 949 0.00      
4 A1' 681 647 0.00      
5 A2' 1388 1317 0.00      
6 A2' 1258 1194 0.00      
7 A2' 627 595 0.00      
8 A2" 750 712 128.86      
9 A2" 675 640 295.00      
10 A2" 130 123 0.94      
11 E' 3671 3485 162.87      
11 E' 3671 3485 162.83      
12 E' 1896 1800 926.19      
12 E' 1896 1800 926.78      
13 E' 1504 1428 359.21      
13 E' 1504 1428 358.46      
14 E' 1424 1352 46.50      
14 E' 1424 1352 46.61      
15 E' 1047 994 8.75      
15 E' 1047 994 8.78      
16 E' 516 489 22.78      
16 E' 516 489 22.76      
17 E' 392 372 26.46      
17 E' 392 372 26.47      
18 E" 754 716 0.00      
18 E" 754 716 0.00      
19 E" 605 574 0.00      
19 E" 605 574 0.00      
20 E" 152 144 0.00      
20 E" 152 144 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 18008.6 cm-1
Scaled (by 0.9493) Zero Point Vibrational Energy (zpe) 17095.5 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 B1B95/6-31G*
ABC
0.06771 0.06771 0.03386

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/6-31G*

Point Group is D3h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.238 0.715 0.000
C2 -1.238 0.715 0.000
C3 0.000 -1.430 0.000
N4 0.000 1.331 0.000
N5 -1.153 -0.666 0.000
N6 1.153 -0.666 0.000
O7 2.283 1.318 0.000
O8 -2.283 1.318 0.000
O9 0.000 -2.636 0.000
H10 0.000 2.341 0.000
H11 -2.027 -1.170 0.000
H12 2.027 -1.170 0.000

Atom - Atom Distances (Å)
  C1 C2 C3 N4 N5 N6 O7 O8 O9 H10 H11 H12
C12.47622.47621.38312.76091.38311.20603.57193.57192.04363.77042.0436
C22.47622.47621.38311.38312.76093.57191.20603.57192.04362.04363.7704
C32.47622.47622.76091.38311.38313.57193.57191.20603.77042.04362.0436
N41.38311.38312.76092.30582.30582.28252.28253.96691.00953.21983.2198
N52.76091.38311.38312.30582.30583.96692.28252.28253.21981.00953.2198
N61.38312.76091.38312.30582.30582.28253.96692.28253.21983.21981.0095
O71.20603.57193.57192.28253.96692.28254.56504.56502.50124.97632.5012
O83.57191.20603.57192.28252.28253.96694.56504.56502.50122.50124.9763
O93.57193.57191.20603.96692.28252.28254.56504.56504.97632.50122.5012
H102.04362.04363.77041.00953.21983.21982.50122.50124.97634.05424.0542
H113.77042.04362.04363.21981.00953.21984.97632.50122.50124.05424.0542
H122.04363.77042.04363.21983.21981.00952.50124.97632.50124.05424.0542

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 127.064 C1 N4 H10 116.468
C1 N6 C3 127.064 C1 N6 H12 116.468
C2 N4 H10 116.468 C2 N5 C3 127.064
C2 N5 H11 116.468 C3 N5 H11 116.468
C3 N6 H12 116.468 N4 C1 N6 112.936
N4 C1 O7 123.532 N4 C2 N5 112.936
N4 C2 O8 123.532 N5 C2 O8 123.532
N5 C3 N6 112.936 N5 C3 O9 123.532
N6 C1 O7 123.532 N6 C3 O9 123.532
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability