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

using model chemistry: MP2=FULL/3-21G*

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/3-21G*
 hartrees
Energy at 0K-321.373400
Energy at 298.15K-321.378354
Nuclear repulsion energy296.941031
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/3-21G*
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 3225 3057 6.85      
2 A1 3205 3038 3.92      
3 A1 3192 3026 0.38      
4 A1 2140 2028 2.46      
5 A1 1609 1525 0.30      
6 A1 1538 1458 12.85      
7 A1 1252 1186 0.08      
8 A1 1213 1150 0.36      
9 A1 1058 1003 2.88      
10 A1 1019 966 0.06      
11 A1 774 734 1.00      
12 A1 474 449 0.01      
13 A2 930 882 0.00      
14 A2 835 792 0.00      
15 A2 409 388 0.00      
16 B1 938 889 0.16      
17 B1 886 839 1.16      
18 B1 753 714 68.31      
19 B1 682 646 23.12      
20 B1 593 562 19.37      
21 B1 394 374 0.02      
22 B1 149 142 0.73      
23 B2 3214 3047 11.15      
24 B2 3197 3031 0.03      
25 B2 1580 1498 4.69      
26 B2 1493 1416 6.26      
27 B2 1396 1323 0.27      
28 B2 1309 1241 0.83      
29 B2 1244 1179 0.01      
30 B2 1107 1049 2.36      
31 B2 660 626 0.11      
32 B2 593 562 0.00      
33 B2 182 173 2.86      

Unscaled Zero Point Vibrational Energy (zpe) 21620.5 cm-1
Scaled (by 0.948) Zero Point Vibrational Energy (zpe) 20496.2 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 MP2=FULL/3-21G*
ABC
0.18674 0.05049 0.03975

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/3-21G*

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.000 0.000 3.244
C2 0.000 0.000 2.054
C3 0.000 0.000 0.614
C4 0.000 1.223 -0.092
C5 0.000 -1.223 -0.092
C6 0.000 1.217 -1.496
C7 0.000 -1.217 -1.496
C8 0.000 0.000 -2.201
H9 0.000 2.162 0.456
H10 0.000 -2.162 0.456
H11 0.000 2.159 -2.037
H12 0.000 -2.159 -2.037
H13 0.000 0.000 -3.287

Atom - Atom Distances (Å)
  N1 C2 C3 C4 C5 C6 C7 C8 H9 H10 H11 H12 H13
N11.19002.63063.55373.55374.89404.89405.44513.52773.52775.70555.70556.5314
C21.19001.44062.47062.47063.75313.75314.25502.68802.68804.62604.62605.3414
C32.63061.44061.41221.41222.43562.43562.81452.16732.16733.41873.41873.9008
C43.55372.47061.41222.44621.40372.81522.43751.08713.42882.15813.90153.4210
C53.55372.47061.41222.44622.81521.40372.43753.42881.08713.90152.15813.4210
C64.89403.75312.43561.40372.81522.43431.40652.16883.90221.08643.41962.1656
C74.89403.75312.43562.81521.40372.43431.40653.90222.16883.41961.08642.1656
C85.44514.25502.81452.43752.43751.40651.40653.42533.42532.16562.16561.0864
H93.52772.68802.16731.08713.42882.16883.90223.42534.32312.49324.98864.3228
H103.52772.68802.16733.42881.08713.90222.16883.42534.32314.98862.49324.3228
H115.70554.62603.41872.15813.90151.08643.41962.16562.49324.98864.31872.4953
H125.70554.62603.41873.90152.15813.41961.08642.16564.98862.49324.31872.4953
H136.53145.34143.90083.42103.42102.16562.16561.08644.32284.32282.49532.4953

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 119.994
C2 C3 C5 119.994 C3 C4 C6 119.752
C3 C4 H9 119.691 C3 C5 C7 119.752
C3 C5 H10 119.691 C4 C3 C5 120.011
C4 C6 C8 120.317 C4 C6 H11 119.613
C5 C7 C8 120.317 C5 C7 H12 119.613
C6 C4 H9 120.558 C6 C8 C7 119.852
C6 C8 H13 120.074 C7 C5 H10 120.558
C7 C8 H13 120.074 C8 C6 H11 120.071
C8 C7 H12 120.071
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability