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

using model chemistry: BLYP/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 BLYP/3-21G*
 hartrees
Energy at 0K-322.581054
Energy at 298.15K-322.586008
Nuclear repulsion energy296.929802
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 BLYP/3-21G*
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 3147 3127 4.29      
2 A1 3133 3113 11.31      
3 A1 3115 3095 0.00      
4 A1 2228 2214 9.39      
5 A1 1569 1559 0.82      
6 A1 1498 1488 9.96      
7 A1 1211 1203 0.24      
8 A1 1187 1179 0.95      
9 A1 1028 1022 2.69      
10 A1 1000 993 0.03      
11 A1 761 756 1.81      
12 A1 465 462 0.02      
13 A2 966 960 0.00      
14 A2 838 832 0.00      
15 A2 405 402 0.00      
16 B1 996 989 0.07      
17 B1 924 918 3.57      
18 B1 783 778 21.37      
19 B1 702 697 47.20      
20 B1 614 610 22.02      
21 B1 399 396 0.01      
22 B1 148 147 0.75      
23 B2 3142 3121 12.29      
24 B2 3124 3103 3.86      
25 B2 1543 1533 2.50      
26 B2 1455 1445 6.30      
27 B2 1355 1346 0.64      
28 B2 1272 1263 1.28      
29 B2 1205 1197 0.02      
30 B2 1083 1076 3.20      
31 B2 642 638 0.05      
32 B2 587 583 0.04      
33 B2 179 178 2.55      

Unscaled Zero Point Vibrational Energy (zpe) 21349.7 cm-1
Scaled (by 0.9935) Zero Point Vibrational Energy (zpe) 21211.0 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 BLYP/3-21G*
ABC
0.18590 0.05064 0.03980

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.000 0.000 3.233
C2 0.000 0.000 2.054
C3 0.000 0.000 0.621
C4 0.000 1.226 -0.092
C5 0.000 -1.226 -0.092
C6 0.000 1.220 -1.495
C7 0.000 -1.220 -1.495
C8 0.000 0.000 -2.199
H9 0.000 2.166 0.460
H10 0.000 -2.166 0.460
H11 0.000 2.165 -2.039
H12 0.000 -2.165 -2.039
H13 0.000 0.000 -3.290

Atom - Atom Distances (Å)
  N1 C2 C3 C4 C5 C6 C7 C8 H9 H10 H11 H12 H13
N11.17922.61203.54403.54404.88334.88335.43253.51913.51915.69995.69996.5234
C21.17921.43272.47152.47153.75303.75304.25332.68952.68954.63074.63075.3441
C32.61201.43271.41851.41852.44282.44282.82062.17212.17213.43023.43023.9114
C43.54402.47151.41852.45231.40342.81982.43811.08993.43682.16203.91043.4252
C53.54402.47151.41852.45232.81981.40342.43813.43681.08993.91042.16203.4252
C64.88333.75302.44281.40342.81982.43911.40822.17213.90961.09073.42772.1700
C74.88333.75302.44282.81981.40342.43911.40823.90962.17213.42771.09072.1700
C85.43254.25332.82062.43812.43811.40821.40823.42963.42962.17062.17061.0908
H93.51912.68952.17211.08993.43682.17213.90963.42964.33222.49945.00034.3305
H103.51912.68952.17213.43681.08993.90962.17213.42964.33225.00032.49944.3305
H115.69994.63073.43022.16203.91041.09073.42772.17062.49945.00034.32942.4999
H125.69994.63073.43023.91042.16203.42771.09072.17065.00032.49944.32942.4999
H136.52345.34413.91143.42523.42522.17002.17001.09084.33054.33052.49992.4999

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 120.185
C2 C3 C5 120.185 C3 C4 C6 119.915
C3 C4 H9 119.406 C3 C5 C7 119.915
C3 C5 H10 119.406 C4 C3 C5 119.631
C4 C6 C8 120.265 C4 C6 H11 119.670
C5 C7 C8 120.265 C5 C7 H12 119.670
C6 C4 H9 120.679 C6 C8 C7 120.009
C6 C8 H13 119.995 C7 C5 H10 120.679
C7 C8 H13 119.995 C8 C6 H11 120.066
C8 C7 H12 120.066
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/3-21G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.465      
2 C 0.281      
3 C 0.021      
4 C -0.138      
5 C -0.138      
6 C -0.156      
7 C -0.156      
8 C -0.155      
9 H 0.185      
10 H 0.185      
11 H 0.179      
12 H 0.179      
13 H 0.178      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.000 0.000 -4.110 4.110
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -49.015 0.000 0.000
y 0.000 -39.041 0.000
z 0.000 0.000 -54.114
Traceless
 xyz
x -2.437 0.000 0.000
y 0.000 12.523 0.000
z 0.000 0.000 -10.086
Polar
3z2-r2-20.172
x2-y2-9.974
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.001 0.000 0.000
y 0.000 10.688 0.000
z 0.000 0.000 16.142


<r2> (average value of r2) Å2
<r2> 0.000
(<r2>)1/2 0.000