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

using model chemistry: MP2=FULL/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=FULL/6-31G(2df,p)
 hartrees
Energy at 0K-323.752285
Energy at 298.15K-323.757290
Nuclear repulsion energy300.401336
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=FULL/6-31G(2df,p)
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 3273 3076 2.63      
2 A1 3260 3064 2.22      
3 A1 3244 3049 0.00      
4 A1 2228 2094 0.37      
5 A1 1655 1555 0.10      
6 A1 1526 1434 10.72      
7 A1 1235 1161 0.76      
8 A1 1213 1140 0.30      
9 A1 1056 992 2.47      
10 A1 1010 950 0.85      
11 A1 771 725 0.93      
12 A1 458 431 0.03      
13 A2 966 908 0.00      
14 A2 873 820 0.00      
15 A2 412 387 0.00      
16 B1 996 936 0.16      
17 B1 941 885 2.91      
18 B1 796 748 30.54      
19 B1 719 675 25.10      
20 B1 610 573 17.97      
21 B1 402 378 0.51      
22 B1 153 144 1.81      
23 B2 3268 3071 2.84      
24 B2 3253 3058 1.33      
25 B2 1629 1531 2.46      
26 B2 1487 1397 6.82      
27 B2 1462 1374 1.57      
28 B2 1340 1259 0.09      
29 B2 1196 1124 0.00      
30 B2 1109 1042 3.00      
31 B2 629 591 0.23      
32 B2 566 532 0.27      
33 B2 169 159 4.49      

Unscaled Zero Point Vibrational Energy (zpe) 21951.0 cm-1
Scaled (by 0.9399) Zero Point Vibrational Energy (zpe) 20631.8 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=FULL/6-31G(2df,p)
ABC
0.19036 0.05186 0.04075

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.000 0.000 3.199
C2 0.000 0.000 2.028
C3 0.000 0.000 0.604
C4 0.000 1.212 -0.090
C5 0.000 -1.212 -0.090
C6 0.000 1.205 -1.477
C7 0.000 -1.205 -1.477
C8 0.000 0.000 -2.172
H9 0.000 2.142 0.462
H10 0.000 -2.142 0.462
H11 0.000 2.143 -2.016
H12 0.000 -2.143 -2.016
H13 0.000 0.000 -3.254

Atom - Atom Distances (Å)
  N1 C2 C3 C4 C5 C6 C7 C8 H9 H10 H11 H12 H13
N11.17142.59523.50493.50494.82874.82875.37093.47523.47525.63815.63816.4529
C21.17141.42382.43952.43953.70593.70594.19952.65292.65294.57634.57635.2815
C32.59521.42381.39601.39602.40442.40442.77572.14642.14643.38453.38453.8577
C43.50492.43951.39602.42301.38722.78612.40891.08173.39842.13953.86793.3881
C53.50492.43951.39602.42302.78611.38722.40893.39841.08173.86792.13953.3881
C64.82873.70592.40441.38722.78612.40931.39072.15373.86771.08183.39052.1468
C74.82873.70592.40442.78611.38722.40931.39073.86772.15373.39051.08182.1468
C85.37094.19952.77572.40892.40891.39071.39073.39493.39492.14832.14831.0820
H93.47522.65292.14641.08173.39842.15373.86773.39494.28352.47834.94954.2891
H103.47522.65292.14643.39841.08173.86772.15373.39494.28354.94952.47834.2891
H115.63814.57633.38452.13953.86791.08183.39052.14832.47834.94954.28532.4745
H125.63814.57633.38453.86792.13953.39051.08182.14834.94952.47834.28532.4745
H136.45295.28153.85773.38813.38812.14682.14681.08204.28914.28912.47452.4745

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 119.793
C2 C3 C5 119.793 C3 C4 C6 119.510
C3 C4 H9 119.522 C3 C5 C7 119.510
C3 C5 H10 119.522 C4 C3 C5 120.414
C4 C6 C8 120.260 C4 C6 H11 119.604
C5 C7 C8 120.260 C5 C7 H12 119.604
C6 C4 H9 120.967 C6 C8 C7 120.044
C6 C8 H13 119.978 C7 C5 H10 120.967
C7 C8 H13 119.978 C8 C6 H11 120.136
C8 C7 H12 120.136
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability