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

using model chemistry: PBEPBEultrafine/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 PBEPBEultrafine/6-31G*
 hartrees
Energy at 0K-505.598015
Energy at 298.15K-505.605167
HF Energy-505.598015
Nuclear repulsion energy443.336656
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 PBEPBEultrafine/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' 3553 3494 0.00      
2 A1' 1823 1793 0.00      
3 A1' 963 947 0.00      
4 A1' 648 637 0.00      
5 A2' 1327 1305 0.00      
6 A2' 1173 1153 0.00      
7 A2' 601 591 0.00      
8 A2" 699 688 45.89      
9 A2" 654 643 320.55      
10 A2" 117 115 0.52      
11 E' 3551 3492 129.63      
11 E' 3551 3492 129.63      
12 E' 1804 1774 764.88      
12 E' 1804 1774 764.92      
13 E' 1419 1396 286.53      
13 E' 1419 1396 286.53      
14 E' 1365 1342 53.15      
14 E' 1365 1342 53.16      
15 E' 1000 983 7.89      
15 E' 1000 983 7.89      
16 E' 499 491 23.99      
16 E' 499 491 23.99      
17 E' 374 368 20.29      
17 E' 374 368 20.29      
18 E" 713 701 0.00      
18 E" 713 701 0.00      
19 E" 578 569 0.00      
19 E" 578 569 0.00      
20 E" 146 144 0.00      
20 E" 146 144 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 17226.1 cm-1
Scaled (by 0.9835) Zero Point Vibrational Energy (zpe) 16941.9 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 PBEPBEultrafine/6-31G*
ABC
0.06607 0.06607 0.03304

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

Point Group is D3h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.254 0.724 0.000
C2 -1.254 0.724 0.000
C3 0.000 -1.448 0.000
N4 0.000 1.344 0.000
N5 -1.164 -0.672 0.000
N6 1.164 -0.672 0.000
O7 2.312 1.335 0.000
O8 -2.312 1.335 0.000
O9 0.000 -2.670 0.000
H10 0.000 2.363 0.000
H11 -2.047 -1.182 0.000
H12 2.047 -1.182 0.000

Atom - Atom Distances (Å)
  C1 C2 C3 N4 N5 N6 O7 O8 O9 H10 H11 H12
C12.50832.50831.39902.79211.39901.22173.61823.61822.06413.81162.0641
C22.50832.50831.39901.39902.79213.61821.22173.61822.06412.06413.8116
C32.50832.50832.79211.39901.39903.61823.61821.22173.81162.06412.0641
N41.39901.39902.79212.32782.32782.31212.31214.01371.01963.25093.2509
N52.79211.39901.39902.32782.32784.01372.31212.31213.25091.01963.2509
N61.39902.79211.39902.32782.32782.31214.01372.31213.25093.25091.0196
O71.22173.61823.61822.31214.01372.31214.62434.62432.53065.03332.5306
O83.61821.22173.61822.31212.31214.01374.62434.62432.53062.53065.0333
O93.61823.61821.22174.01372.31212.31214.62434.62435.03332.53062.5306
H102.06412.06413.81161.01963.25093.25092.53062.53065.03334.09374.0937
H113.81162.06412.06413.25091.01963.25095.03332.53062.53064.09374.0937
H122.06413.81162.06413.25093.25091.01962.53065.03332.53064.09374.0937

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 127.398 C1 N4 H10 116.301
C1 N6 C3 127.398 C1 N6 H12 116.301
C2 N4 H10 116.301 C2 N5 C3 127.398
C2 N5 H11 116.301 C3 N5 H11 116.301
C3 N6 H12 116.301 N4 C1 N6 112.602
N4 C1 O7 123.699 N4 C2 N5 112.602
N4 C2 O8 123.699 N5 C2 O8 123.699
N5 C3 N6 112.602 N5 C3 O9 123.699
N6 C1 O7 123.699 N6 C3 O9 123.699
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability