return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

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

using model chemistry: MP2/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at MP2/6-31+G**
 hartrees
Energy at 0K-323.529417
Energy at 298.15K-323.533607
Nuclear repulsion energy298.442216
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 MP2/6-31+G**
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 3282 3087 5.87      
2 A1 3270 3076 5.48      
3 A1 3255 3061 0.02      
4 A1 2185 2056 0.59      
5 A1 1669 1569 0.41      
6 A1 1543 1451 8.43      
7 A1 1233 1160 0.35      
8 A1 1222 1150 0.23      
9 A1 1061 998 4.11      
10 A1 1021 961 0.43      
11 A1 774 728 0.98      
12 A1 463 436 0.01      
13 A2 913 859 0.00      
14 A2 829 780 0.00      
15 A2 377 355 0.00      
16 B1 906 852 0.11      
17 B1 874 822 0.65      
18 B1 720 677 106.30      
19 B1 447 421 7.49      
20 B1 351 330 0.76      
21 B1 217 204 0.00      
22 B1 114 107 1.34      
23 B2 3277 3082 9.35      
24 B2 3263 3069 1.65      
25 B2 1643 1545 2.65      
26 B2 1499 1410 5.50      
27 B2 1459 1372 0.03      
28 B2 1362 1281 0.00      
29 B2 1207 1136 0.00      
30 B2 1118 1051 4.01      
31 B2 636 598 0.11      
32 B2 540 508 0.07      
33 B2 158 148 4.06      

Unscaled Zero Point Vibrational Energy (zpe) 21442.6 cm-1
Scaled (by 0.9406) Zero Point Vibrational Energy (zpe) 20168.9 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 MP2/6-31+G**
ABC
0.18808 0.05110 0.04018

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/6-31+G**

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.000 0.000 3.227
C2 0.000 0.000 2.042
C3 0.000 0.000 0.605
C4 0.000 1.220 -0.091
C5 0.000 -1.220 -0.091
C6 0.000 1.212 -1.487
C7 0.000 -1.212 -1.487
C8 0.000 0.000 -2.186
H9 0.000 2.153 0.459
H10 0.000 -2.153 0.459
H11 0.000 2.150 -2.028
H12 0.000 -2.150 -2.028
H13 0.000 0.000 -3.269

Atom - Atom Distances (Å)
  N1 C2 C3 C4 C5 C6 C7 C8 H9 H10 H11 H12 H13
N11.18492.62193.53543.53544.86704.86705.41263.50653.50655.67725.67726.4955
C21.18491.43702.45752.45753.73113.73114.22782.67212.67214.60254.60255.3106
C32.62191.43701.40481.40482.41752.41752.79072.15762.15763.39883.39883.8735
C43.53542.45751.40482.44031.39562.80392.42401.08273.41732.14793.88673.4035
C53.53542.45751.40482.44032.80391.39562.42403.41731.08273.88672.14793.4035
C64.86703.73112.41751.39562.80392.42361.39892.16133.88661.08283.40492.1548
C74.86703.73112.41752.80391.39562.42361.39893.88662.16133.40491.08282.1548
C85.41264.22782.79072.42402.42401.39891.39893.41003.41002.15582.15581.0828
H93.50652.67212.15761.08273.41732.16133.88663.41004.30522.48644.96934.3044
H103.50652.67212.15763.41731.08273.88662.16133.41004.30524.96932.48644.3044
H115.67724.60253.39882.14793.88671.08283.40492.15582.48644.96934.29992.4825
H125.67724.60253.39883.88672.14793.40491.08282.15584.96932.48644.29992.4825
H136.49555.31063.87353.40353.40352.15482.15481.08284.30444.30442.48252.4825

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 119.710
C2 C3 C5 119.710 C3 C4 C6 119.368
C3 C4 H9 119.749 C3 C5 C7 119.368
C3 C5 H10 119.749 C4 C3 C5 120.580
C4 C6 C8 120.316 C4 C6 H11 119.610
C5 C7 C8 120.316 C5 C7 H12 119.610
C6 C4 H9 120.883 C6 C8 C7 120.051
C6 C8 H13 119.974 C7 C5 H10 120.883
C7 C8 H13 119.974 C8 C6 H11 120.074
C8 C7 H12 120.074
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability