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

using model chemistry: MP2/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at MP2/6-31G(2df,p)
 hartrees
Energy at 0K-323.686667
Energy at 298.15K-323.691525
Nuclear repulsion energy299.441301
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 MP2/6-31G(2df,p)
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A1 3262 3081 2.77      
2 A1 3250 3069 2.18      
3 A1 3234 3055 0.00      
4 A1 2202 2080 0.16      
5 A1 1645 1554 0.12      
6 A1 1521 1436 10.67      
7 A1 1226 1158 0.56      
8 A1 1207 1140 0.32      
9 A1 1052 994 2.47      
10 A1 1008 952 0.83      
11 A1 767 724 0.93      
12 A1 456 431 0.03      
13 A2 957 904 0.00      
14 A2 865 817 0.00      
15 A2 402 380 0.00      
16 B1 982 928 0.08      
17 B1 929 877 2.47      
18 B1 773 730 48.69      
19 B1 687 649 12.16      
20 B1 557 526 12.66      
21 B1 381 359 1.05      
22 B1 145 137 1.99      
23 B2 3257 3076 2.92      
24 B2 3243 3063 1.33      
25 B2 1621 1531 2.57      
26 B2 1480 1398 7.53      
27 B2 1453 1372 0.55      
28 B2 1338 1264 0.09      
29 B2 1192 1126 0.00      
30 B2 1106 1044 2.93      
31 B2 625 590 0.18      
32 B2 546 516 0.21      
33 B2 159 150 4.52      

Unscaled Zero Point Vibrational Energy (zpe) 21762.3 cm-1
Scaled (by 0.9445) Zero Point Vibrational Energy (zpe) 20554.4 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 MP2/6-31G(2df,p)
ABC
0.18917 0.05150 0.04048

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/6-31G(2df,p)

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.000 0.000 3.211
C2 0.000 0.000 2.035
C3 0.000 0.000 0.605
C4 0.000 1.216 -0.090
C5 0.000 -1.216 -0.090
C6 0.000 1.208 -1.482
C7 0.000 -1.208 -1.482
C8 0.000 0.000 -2.178
H9 0.000 2.148 0.462
H10 0.000 -2.148 0.462
H11 0.000 2.148 -2.022
H12 0.000 -2.148 -2.022
H13 0.000 0.000 -3.262

Atom - Atom Distances (Å)
  N1 C2 C3 C4 C5 C6 C7 C8 H9 H10 H11 H12 H13
N11.17602.60653.51833.51834.84604.84605.38963.48833.48835.65695.65696.4732
C21.17601.43052.44872.44873.71883.71884.21362.66192.66194.59074.59075.2972
C32.60651.43051.40041.40042.41112.41112.78302.15222.15223.39303.39303.8667
C43.51832.44871.40042.43151.39142.79512.41611.08333.40842.14483.87863.3967
C53.51832.44871.40042.43152.79511.39142.41613.40841.08333.87862.14483.3967
C64.84603.71882.41111.39142.79512.41681.39482.15903.87841.08353.39922.1517
C74.84603.71882.41112.79511.39142.41681.39483.87842.15903.39921.08352.1517
C85.38964.21362.78302.41612.41611.39481.39483.40373.40372.15322.15321.0837
H93.48832.66192.15221.08333.40842.15903.87843.40374.29502.48454.96194.2991
H103.48832.66192.15223.40841.08333.87842.15903.40374.29504.96192.48454.2991
H115.65694.59073.39302.14483.87861.08353.39922.15322.48454.96194.29512.4798
H125.65694.59073.39303.87862.14483.39921.08352.15324.96192.48454.29512.4798
H136.47325.29723.86673.39673.39672.15172.15171.08374.29914.29912.47982.4798

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 119.757
C2 C3 C5 119.757 C3 C4 C6 119.455
C3 C4 H9 119.567 C3 C5 C7 119.455
C3 C5 H10 119.567 C4 C3 C5 120.486
C4 C6 C8 120.264 C4 C6 H11 119.616
C5 C7 C8 120.264 C5 C7 H12 119.616
C6 C4 H9 120.978 C6 C8 C7 120.077
C6 C8 H13 119.962 C7 C5 H10 120.978
C7 C8 H13 119.962 C8 C6 H11 120.120
C8 C7 H12 120.120
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability