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

using model chemistry: CID/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 CID/3-21G*
 hartrees
Energy at 0K-321.236457
Energy at 298.15K-321.241737
Nuclear repulsion energy299.991712
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 CID/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 3306 3076 5.32      
2 A1 3287 3058 6.28      
3 A1 3272 3045 0.09      
4 A1 2456 2285 8.33      
5 A1 1706 1588 0.03      
6 A1 1605 1494 17.40      
7 A1 1290 1200 0.55      
8 A1 1268 1180 0.15      
9 A1 1100 1024 2.77      
10 A1 1068 994 0.11      
11 A1 809 752 2.44      
12 A1 494 460 0.12      
13 A2 1029 957 0.00      
14 A2 906 843 0.00      
15 A2 432 402 0.00      
16 B1 1038 966 0.08      
17 B1 980 912 3.03      
18 B1 823 765 49.41      
19 B1 736 685 46.64      
20 B1 636 592 22.16      
21 B1 422 393 0.02      
22 B1 159 148 1.00      
23 B2 3296 3067 10.47      
24 B2 3279 3051 0.58      
25 B2 1674 1558 2.48      
26 B2 1557 1449 9.49      
27 B2 1446 1346 0.32      
28 B2 1310 1219 1.05      
29 B2 1224 1139 3.70      
30 B2 1154 1074 2.35      
31 B2 687 640 0.13      
32 B2 627 584 0.02      
33 B2 192 179 3.72      

Unscaled Zero Point Vibrational Energy (zpe) 22633.3 cm-1
Scaled (by 0.9305) Zero Point Vibrational Energy (zpe) 21060.3 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 CID/3-21G*
ABC
0.18985 0.05162 0.04058

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.000 0.000 3.200
C2 0.000 0.000 2.044
C3 0.000 0.000 0.607
C4 0.000 1.212 -0.090
C5 0.000 -1.212 -0.090
C6 0.000 1.208 -1.481
C7 0.000 -1.208 -1.481
C8 0.000 0.000 -2.178
H9 0.000 2.144 0.456
H10 0.000 -2.144 0.456
H11 0.000 2.143 -2.019
H12 0.000 -2.143 -2.019
H13 0.000 0.000 -3.257

Atom - Atom Distances (Å)
  N1 C2 C3 C4 C5 C6 C7 C8 H9 H10 H11 H12 H13
N11.15602.59263.50613.50614.83414.83415.37733.48213.48215.64215.64216.4571
C21.15601.43662.45412.45413.72603.72604.22122.66792.66794.59384.59385.3011
C32.59261.43661.39851.39852.41232.41232.78472.14932.14933.39013.39013.8646
C43.50612.45411.39852.42451.39102.79112.41391.07993.40032.14223.87073.3913
C53.50612.45411.39852.42452.79111.39102.41393.40031.07993.87072.14223.3913
C64.83413.72602.41231.39102.79112.41521.39402.15153.87101.07963.39402.1479
C74.83413.72602.41232.79111.39102.41521.39403.87102.15153.39401.07962.1479
C85.37734.22122.78472.41392.41391.39401.39403.39583.39582.14932.14931.0799
H93.48212.66792.14931.07993.40032.15153.87103.39584.28792.47534.95064.2878
H103.48212.66792.14933.40031.07993.87102.15153.39584.28794.95062.47534.2878
H115.64214.59383.39012.14223.87071.07963.39402.14932.47534.95064.28692.4753
H125.64214.59383.39013.87072.14223.39401.07962.14934.95062.47534.28692.4753
H136.45715.30113.86463.39133.39132.14792.14791.07994.28784.28782.47532.4753

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 119.908
C2 C3 C5 119.908 C3 C4 C6 119.716
C3 C4 H9 119.721 C3 C5 C7 119.716
C3 C5 H10 119.721 C4 C3 C5 120.184
C4 C6 C8 120.163 C4 C6 H11 119.713
C5 C7 C8 120.163 C5 C7 H12 119.713
C6 C4 H9 120.563 C6 C8 C7 120.057
C6 C8 H13 119.971 C7 C5 H10 120.563
C7 C8 H13 119.971 C8 C6 H11 120.124
C8 C7 H12 120.124
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability