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

using model chemistry: MP2/CEP-121G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at MP2/CEP-121G
 hartrees
Energy at 0K-51.582543
Energy at 298.15K-51.587256
Nuclear repulsion energy143.797520
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 MP2/CEP-121G
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A' 3163 3087 14.28      
2 A' 3145 3069 17.61      
3 A' 3127 3052 0.18      
4 A' 2013 1964 1.89      
5 A' 1600 1561 1.15      
6 A' 1497 1462 10.55      
7 A' 1212 1183 0.04      
8 A' 1184 1155 0.17      
9 A' 1052 1027 0.80      
10 A' 1029 1004 6.46      
11 A' 988 965 0.02      
12 A' 877 856 3.72      
13 A' 748 730 18.74      
14 A' 728 710 50.56      
15 A' 683 667 42.66      
16 A' 525 513 12.38      
17 A' 451 440 0.05      
18 A' 341 333 0.32      
19 A' 139 136 1.07      
20 A" 3153 3078 34.61      
21 A" 3135 3060 1.78      
22 A" 1573 1535 4.27      
23 A" 1454 1419 4.61      
24 A" 1365 1332 0.41      
25 A" 1335 1303 0.56      
26 A" 1192 1164 0.00      
27 A" 1083 1057 4.42      
28 A" 921 899 3.72      
29 A" 816 796 0.07      
30 A" 628 613 0.11      
31 A" 527 514 0.12      
32 A" 383 374 0.04      
33 A" 154 150 3.15      

Unscaled Zero Point Vibrational Energy (zpe) 21109.5 cm-1
Scaled (by 0.976) Zero Point Vibrational Energy (zpe) 20602.9 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 MP2/CEP-121G
ABC
0.18097 0.04887 0.03849

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/CEP-121G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.085 3.301 0.000
C2 0.058 2.084 0.000
C3 0.028 0.617 0.000
C4 -0.020 -0.094 1.244
C5 -0.020 -0.094 -1.244
C6 -0.020 -1.520 1.237
C7 -0.020 -1.520 -1.237
C8 -0.077 -2.234 0.000
H9 0.020 0.459 2.186
H10 0.020 0.459 -2.186
H11 -0.063 -2.063 2.186
H12 -0.063 -2.063 -2.186
H13 -0.075 -3.327 0.000

Atom - Atom Distances (Å)
  N1 C2 C3 C4 C5 C6 C7 C8 H9 H10 H11 H12 H13
N11.21732.68543.61803.61804.97914.97915.53773.58673.58675.79475.79476.6308
C21.21731.46812.51012.51013.81203.81204.32042.72462.72464.68994.68995.4135
C32.68541.46811.43361.43362.46982.46982.85252.19192.19193.45943.45943.9454
C43.61802.51011.43362.48781.42612.86172.47551.09343.47462.18303.95483.4645
C53.61802.51011.43362.48782.86171.42612.47553.47461.09343.95482.18303.4645
C64.97913.81202.46981.42612.86172.47421.42922.19543.95451.09373.46582.1906
C74.97913.81202.46982.86171.42612.47421.42923.95452.19543.46581.09372.1906
C85.53774.32042.85252.47552.47551.42921.42923.46983.46982.19232.19231.0935
H93.58672.72462.19191.09343.47462.19543.95453.46984.37232.52345.04784.3731
H103.58672.72462.19193.47461.09343.95452.19543.46984.37235.04782.52344.3731
H115.79474.68993.45942.18303.95481.09373.46582.19232.52345.04784.37122.5249
H125.79474.68993.45943.95482.18303.46581.09372.19235.04782.52344.37122.5249
H136.63085.41353.94543.46453.46452.19062.19061.09354.37314.37312.52492.5249

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 179.858 C2 C3 C4 119.771
C2 C3 C5 119.771 C3 C4 C6 119.460
C3 C4 H9 119.709 C3 C5 C7 119.460
C3 C5 H10 119.709 C4 C3 C5 120.381
C4 C6 C8 120.219 C4 C6 H11 119.486
C5 C7 C8 120.219 C5 C7 H12 119.486
C6 C4 H9 120.663 C6 C8 C7 119.897
C6 C8 H13 119.941 C7 C5 H10 120.663
C7 C8 H13 119.941 C8 C6 H11 120.089
C8 C7 H12 120.089
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability