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All results from a given calculation for C6H5CN (phenyl cyanide)

using model chemistry: QCISD/STO-3G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at QCISD/STO-3G
 hartrees
Energy at 0K-319.025295
Energy at 298.15K-319.029645
Nuclear repulsion energy292.228386
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 QCISD/STO-3G
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 3446 3446 0.55      
2 A1 3434 3434 1.58      
3 A1 3422 3422 0.03      
4 A1 2309 2309 25.68      
5 A1 1723 1723 0.15      
6 A1 1614 1614 4.83      
7 A1 1251 1251 1.01      
8 A1 1247 1247 0.06      
9 A1 1088 1088 0.01      
10 A1 1049 1049 0.54      
11 A1 781 781 0.25      
12 A1 465 465 0.03      
13 A2 1020 1020 0.00      
14 A2 893 893 0.00      
15 A2 413 413 0.00      
16 B1 1037 1037 0.00      
17 B1 963 963 0.73      
18 B1 785 785 11.02      
19 B1 718 718 5.07      
20 B1 551 551 4.00      
21 B1 372 372 1.29      
22 B1 142 142 1.81      
23 B2 3440 3440 4.10      
24 B2 3429 3429 0.16      
25 B2 1699 1699 0.97      
26 B2 1559 1559 3.64      
27 B2 1412 1412 0.31      
28 B2 1253 1253 0.32      
29 B2 1147 1147 0.00      
30 B2 1113 1113 1.87      
31 B2 649 649 0.05      
32 B2 544 544 0.11      
33 B2 160 160 3.11      

Unscaled Zero Point Vibrational Energy (zpe) 22562.2 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 22562.2 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 QCISD/STO-3G
ABC
0.18195 0.04860 0.03836

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD/STO-3G

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.000 0.000 3.311
C2 0.000 0.000 2.104
C3 0.000 0.000 0.613
C4 0.000 1.238 -0.102
C5 0.000 -1.238 -0.102
C6 0.000 1.233 -1.523
C7 0.000 -1.233 -1.523
C8 0.000 0.000 -2.233
H9 0.000 2.195 0.456
H10 0.000 -2.195 0.456
H11 0.000 2.192 -2.075
H12 0.000 -2.192 -2.075
H13 0.000 0.000 -3.341

Atom - Atom Distances (Å)
  N1 C2 C3 C4 C5 C6 C7 C8 H9 H10 H11 H12 H13
N11.20742.69803.63083.63084.98864.98865.54453.60093.60095.81525.81526.6520
C21.20741.49062.52952.52953.83023.83024.33712.74412.74414.71894.71895.4446
C32.69801.49061.42981.42982.46602.46602.84652.20022.20023.46873.46873.9539
C43.63082.52951.42982.47621.42072.85002.46481.10763.47782.19153.95733.4673
C53.63082.52951.42982.47622.85001.42072.46483.47781.10763.95732.19153.4673
C64.98863.83022.46601.42072.85002.46531.42282.20043.95761.10733.46932.1965
C74.98863.83022.46602.85001.42072.46531.42283.95762.20043.46931.10732.1965
C85.54454.33712.84652.46482.46481.42281.42283.47143.47142.19822.19821.1074
H93.60092.74412.20021.10763.47782.20043.95763.47144.38912.53125.06494.3857
H103.60092.74412.20023.47781.10763.95762.20043.47144.38915.06492.53124.3857
H115.81524.71893.46872.19153.95731.10733.46932.19822.53125.06494.38492.5317
H125.81524.71893.46873.95732.19153.46931.10732.19825.06492.53124.38492.5317
H136.65205.44463.95393.46733.46732.19652.19651.10744.38574.38572.53172.5317

picture of phenyl cyanide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 C3 180.000 C2 C3 C4 120.013
C2 C3 C5 120.013 C3 C4 C6 119.793
C3 C4 H9 119.711 C3 C5 C7 119.793
C3 C5 H10 119.711 C4 C3 C5 119.974
C4 C6 C8 120.185 C4 C6 H11 119.692
C5 C7 C8 120.185 C5 C7 H12 119.692
C6 C4 H9 120.495 C6 C8 C7 120.070
C6 C8 H13 119.965 C7 C5 H10 120.495
C7 C8 H13 119.965 C8 C6 H11 120.124
C8 C7 H12 120.124
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability