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

using model chemistry: MP2/CEP-31G*

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-31G*
 hartrees
Energy at 0K-51.960126
Energy at 298.15K-51.964874
Nuclear repulsion energy144.587207
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-31G*
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 3237 3073 4.99      
2 A1 3224 3061 10.64      
3 A1 3196 3035 0.02      
4 A1 2165 2055 0.38      
5 A1 1661 1577 0.48      
6 A1 1517 1440 10.48      
7 A1 1219 1158 0.67      
8 A1 1201 1140 0.15      
9 A1 1047 994 5.14      
10 A1 1007 956 0.62      
11 A1 761 723 1.47      
12 A1 451 428 0.00      
13 A2 970 921 0.00      
14 A2 876 832 0.00      
15 A2 404 383 0.00      
16 B1 954 906 0.97      
17 B1 937 889 7.71      
18 B1 777 737 117.35      
19 B1 667 633 9.57      
20 B1 544 516 13.70      
21 B1 369 351 0.15      
22 B1 145 138 1.03      
23 B2 3232 3069 10.13      
24 B2 3211 3048 4.10      
25 B2 1639 1556 2.85      
26 B2 1492 1416 4.19      
27 B2 1465 1390 2.60      
28 B2 1335 1268 0.01      
29 B2 1182 1123 0.00      
30 B2 1103 1047 5.81      
31 B2 617 586 0.11      
32 B2 527 500 0.02      
33 B2 151 143 3.35      

Unscaled Zero Point Vibrational Energy (zpe) 21641.4 cm-1
Scaled (by 0.9494) Zero Point Vibrational Energy (zpe) 20546.3 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-31G*
ABC
0.18189 0.04970 0.03903

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/CEP-31G*

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.000 0.000 3.272
C2 0.000 0.000 2.069
C3 0.000 0.000 0.610
C4 0.000 1.242 -0.090
C5 0.000 -1.242 -0.090
C6 0.000 1.232 -1.509
C7 0.000 -1.232 -1.509
C8 0.000 0.000 -2.218
H9 0.000 2.183 0.469
H10 0.000 -2.183 0.469
H11 0.000 2.181 -2.056
H12 0.000 -2.181 -2.056
H13 0.000 0.000 -3.313

Atom - Atom Distances (Å)
  N1 C2 C3 C4 C5 C6 C7 C8 H9 H10 H11 H12 H13
N11.20322.66183.58463.58464.93694.93695.48973.55233.55235.75755.75756.5854
C21.20321.45862.49112.49113.78373.78374.28652.70592.70594.66634.66635.3822
C32.66181.45861.42631.42632.45112.45112.82792.18712.18713.44493.44493.9236
C43.58462.49111.42632.48471.41822.85232.46351.09423.47032.17863.94773.4541
C53.58462.49111.42632.48472.85231.41822.46353.47031.09423.94772.17863.4541
C64.93693.78372.45111.41822.85232.46481.42192.19423.94631.09543.45702.1854
C74.93693.78372.45112.85231.41822.46481.42193.94632.19423.45701.09542.1854
C85.48974.28652.82792.46352.46351.42191.42193.46173.46172.18682.18681.0956
H93.55232.70592.18711.09423.47032.19423.94633.46174.36502.52585.04174.3671
H103.55232.70592.18713.47031.09423.94632.19423.46174.36505.04172.52584.3671
H115.75754.66633.44492.17863.94771.09543.45702.18682.52585.04174.36172.5171
H125.75754.66633.44493.94772.17863.45701.09542.18685.04172.52584.36172.5171
H136.58545.38223.92363.45413.45412.18542.18541.09564.36714.36712.51712.5171

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 119.420
C2 C3 C5 119.420 C3 C4 C6 119.018
C3 C4 H9 119.814 C3 C5 C7 119.018
C3 C5 H10 119.814 C4 C3 C5 121.160
C4 C6 C8 120.319 C4 C6 H11 119.613
C5 C7 C8 120.319 C5 C7 H12 119.613
C6 C4 H9 121.168 C6 C8 C7 120.166
C6 C8 H13 119.917 C7 C5 H10 121.168
C7 C8 H13 119.917 C8 C6 H11 120.068
C8 C7 H12 120.068
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability