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

using model chemistry: CISD/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at CISD/6-31G*
 hartrees
Energy at 0K-323.271049
Energy at 298.15K-323.276169
Nuclear repulsion energy301.135925
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 CISD/6-31G*
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 3352 3103 4.79      
2 A1 3338 3091 10.62      
3 A1 3320 3074 0.01      
4 A1 2503 2317 25.85      
5 A1 1772 1640 0.52      
6 A1 1626 1505 15.25      
7 A1 1287 1191 0.09      
8 A1 1274 1179 1.26      
9 A1 1110 1028 2.66      
10 A1 1069 989 0.50      
11 A1 808 748 2.55      
12 A1 485 449 0.02      
13 A2 1024 948 0.00      
14 A2 912 844 0.00      
15 A2 426 394 0.00      
16 B1 1026 950 0.11      
17 B1 983 910 2.43      
18 B1 806 746 67.06      
19 B1 692 641 14.52      
20 B1 585 542 14.98      
21 B1 406 376 1.34      
22 B1 154 143 2.31      
23 B2 3347 3099 10.91      
24 B2 3331 3084 3.18      
25 B2 1745 1616 1.02      
26 B2 1573 1456 10.27      
27 B2 1430 1324 0.45      
28 B2 1348 1248 3.77      
29 B2 1240 1148 1.71      
30 B2 1169 1083 2.21      
31 B2 668 619 0.20      
32 B2 590 546 0.40      
33 B2 175 162 5.38      

Unscaled Zero Point Vibrational Energy (zpe) 22786.6 cm-1
Scaled (by 0.9258) Zero Point Vibrational Energy (zpe) 21095.8 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 CISD/6-31G*
ABC
0.19109 0.05202 0.04089

See section I.F.4 to change rotational constant units
Geometric Data calculated at CISD/6-31G*

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.000 0.000 3.189
C2 0.000 0.000 2.038
C3 0.000 0.000 0.599
C4 0.000 1.209 -0.091
C5 0.000 -1.209 -0.091
C6 0.000 1.203 -1.475
C7 0.000 -1.203 -1.475
C8 0.000 0.000 -2.166
H9 0.000 2.138 0.456
H10 0.000 -2.138 0.456
H11 0.000 2.137 -2.014
H12 0.000 -2.137 -2.014
H13 0.000 0.000 -3.245

Atom - Atom Distances (Å)
  N1 C2 C3 C4 C5 C6 C7 C8 H9 H10 H11 H12 H13
N11.15022.59013.49523.49524.81624.81625.35433.46913.46915.62445.62446.4334
C21.15021.43992.44852.44853.71363.71364.20422.65952.65954.58144.58145.2833
C32.59011.43991.39151.39152.39712.39712.76422.14252.14253.37533.37533.8433
C43.49522.44851.39152.41741.38392.78062.40121.07843.39102.13543.85933.3776
C53.49522.44851.39152.41742.78061.38392.40123.39101.07843.85932.13543.3776
C64.81623.71362.39711.38392.78062.40601.38732.14573.85891.07873.38362.1401
C74.81623.71362.39712.78061.38392.40601.38733.85892.14573.38361.07872.1401
C85.35434.20422.76422.40122.40121.38731.38733.38323.38322.14282.14281.0791
H93.46912.65952.14251.07843.39102.14573.85893.38324.27562.47034.93764.2743
H103.46912.65952.14253.39101.07843.85892.14573.38324.27564.93762.47034.2743
H115.62444.58143.37532.13543.85931.07873.38362.14282.47034.93764.27482.4665
H125.62444.58143.37533.85932.13543.38361.07872.14284.93762.47034.27482.4665
H136.43345.28333.84333.37763.37762.14012.14011.07914.27434.27432.46652.4665

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 119.701
C2 C3 C5 119.701 C3 C4 C6 119.465
C3 C4 H9 119.794 C3 C5 C7 119.465
C3 C5 H10 119.794 C4 C3 C5 120.599
C4 C6 C8 120.103 C4 C6 H11 119.742
C5 C7 C8 120.103 C5 C7 H12 119.742
C6 C4 H9 120.741 C6 C8 C7 120.265
C6 C8 H13 119.867 C7 C5 H10 120.741
C7 C8 H13 119.867 C8 C6 H11 120.155
C8 C7 H12 120.155
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability