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: CCD/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 CCD/6-31G*
 hartrees
Energy at 0K-323.493164
Energy at 298.15K-323.497930
Nuclear repulsion energy299.032522
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 CCD/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 3240 3066 5.19      
2 A1 3227 3055 9.92      
3 A1 3211 3039 0.01      
4 A1 2376 2249 4.63      
5 A1 1707 1616 0.02      
6 A1 1569 1485 12.77      
7 A1 1247 1180 0.13      
8 A1 1235 1169 0.47      
9 A1 1076 1018 3.06      
10 A1 1036 980 0.42      
11 A1 784 742 1.57      
12 A1 469 444 0.00      
13 A2 929 879 0.00      
14 A2 848 803 0.00      
15 A2 400 378 0.00      
16 B1 927 877 0.29      
17 B1 896 848 1.29      
18 B1 746 706 75.98      
19 B1 597 565 5.03      
20 B1 533 504 10.49      
21 B1 376 356 1.32      
22 B1 145 137 2.05      
23 B2 3235 3062 11.95      
24 B2 3220 3048 2.66      
25 B2 1681 1591 2.28      
26 B2 1519 1437 7.60      
27 B2 1379 1306 0.27      
28 B2 1323 1252 2.80      
29 B2 1212 1147 0.43      
30 B2 1132 1072 2.68      
31 B2 646 611 0.16      
32 B2 556 526 0.18      
33 B2 165 156 4.71      

Unscaled Zero Point Vibrational Energy (zpe) 21820.1 cm-1
Scaled (by 0.9465) Zero Point Vibrational Energy (zpe) 20652.7 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 CCD/6-31G*
ABC
0.18862 0.05131 0.04034

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.000 0.000 3.214
C2 0.000 0.000 2.048
C3 0.000 0.000 0.602
C4 0.000 1.217 -0.091
C5 0.000 -1.217 -0.091
C6 0.000 1.210 -1.484
C7 0.000 -1.210 -1.484
C8 0.000 0.000 -2.181
H9 0.000 2.154 0.461
H10 0.000 -2.154 0.461
H11 0.000 2.153 -2.028
H12 0.000 -2.153 -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
N11.16572.61183.52173.52174.85124.85125.39433.49503.49505.66605.66606.4826
C21.16571.44602.46102.46103.73363.73364.22862.67522.67524.60904.60905.3169
C32.61181.44601.40041.40042.41162.41162.78262.15852.15853.39823.39823.8709
C43.52172.46101.40042.43391.39312.79832.41801.08773.41582.15063.88633.4028
C53.52172.46101.40042.43392.79831.39312.41803.41581.08773.88632.15063.4028
C64.85123.73362.41161.39312.79832.42001.39612.16243.88601.08803.40632.1562
C74.85123.73362.41162.79831.39312.42001.39613.88602.16243.40631.08802.1562
C85.39434.22862.78262.41802.41801.39611.39613.40873.40872.15812.15811.0883
H93.49502.67522.15851.08773.41582.16243.88603.40874.30782.48874.97404.3074
H103.49502.67522.15853.41581.08773.88602.16243.40874.30784.97402.48874.3074
H115.66604.60903.39822.15063.88631.08803.40632.15812.48874.97404.30532.4850
H125.66604.60903.39823.88632.15063.40631.08802.15814.97402.48874.30532.4850
H136.48265.31693.87093.40283.40282.15622.15621.08834.30744.30742.48502.4850

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 119.662
C2 C3 C5 119.662 C3 C4 C6 119.377
C3 C4 H9 119.815 C3 C5 C7 119.377
C3 C5 H10 119.815 C4 C3 C5 120.676
C4 C6 C8 120.208 C4 C6 H11 119.668
C5 C7 C8 120.208 C5 C7 H12 119.668
C6 C4 H9 120.808 C6 C8 C7 120.154
C6 C8 H13 119.923 C7 C5 H10 120.808
C7 C8 H13 119.923 C8 C6 H11 120.124
C8 C7 H12 120.124
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability