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All results from a given calculation for C5H9N (Pentanenitrile)

using model chemistry: PBEPBEultrafine/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at PBEPBEultrafine/6-31G*
 hartrees
Energy at 0K-250.351595
Energy at 298.15K-250.360923
Nuclear repulsion energy209.534241
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 PBEPBEultrafine/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 A' 3064 3013 28.92      
2 A' 2990 2941 40.95      
3 A' 2983 2934 18.26      
4 A' 2976 2927 1.02      
5 A' 2962 2913 19.33      
6 A' 2282 2245 10.88      
7 A' 1492 1467 6.50      
8 A' 1478 1453 1.12      
9 A' 1468 1443 0.94      
10 A' 1446 1422 3.09      
11 A' 1392 1369 2.60      
12 A' 1367 1345 0.25      
13 A' 1324 1302 3.29      
14 A' 1245 1225 1.69      
15 A' 1103 1085 4.82      
16 A' 1053 1036 0.32      
17 A' 1011 994 0.98      
18 A' 930 914 0.02      
19 A' 892 877 2.81      
20 A' 529 520 1.13      
21 A' 375 369 0.76      
22 A' 273 268 0.91      
23 A' 121 119 5.11      
24 A" 3057 3006 48.68      
25 A" 3039 2988 19.81      
26 A" 3013 2963 0.20      
27 A" 2994 2945 8.54      
28 A" 1482 1458 8.08      
29 A" 1304 1283 0.16      
30 A" 1285 1264 0.62      
31 A" 1213 1193 0.16      
32 A" 1110 1092 0.00      
33 A" 914 899 1.19      
34 A" 777 764 0.06      
35 A" 723 711 5.69      
36 A" 381 375 0.20      
37 A" 244 240 0.08      
38 A" 115 113 0.30      
39 A" 88 87 3.58      

Unscaled Zero Point Vibrational Energy (zpe) 28246.5 cm-1
Scaled (by 0.9835) Zero Point Vibrational Energy (zpe) 27780.4 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 PBEPBEultrafine/6-31G*
ABC
0.50293 0.04371 0.04147

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.412 0.000
C2 1.430 0.970 0.000
C3 1.466 2.502 0.000
C4 -0.020 -1.133 0.000
N5 -2.471 -2.111 0.000
C6 -1.377 -1.687 0.000
H7 2.503 2.878 0.000
H8 -0.550 0.781 0.885
H9 -0.550 0.781 -0.885
H10 1.973 0.584 0.885
H11 1.973 0.584 -0.885
H12 0.960 2.914 -0.891
H13 0.960 2.914 0.891
H14 0.517 -1.521 -0.886
H15 0.517 -1.521 0.886

Atom - Atom Distances (Å)
  C1 C2 C3 C4 N5 C6 H7 H8 H9 H10 H11 H12 H13 H14 H15
C11.53462.55301.54553.53152.51003.51381.10541.10542.16882.16882.82362.82362.18862.1886
C21.53461.53292.55444.97053.86422.18952.17662.17661.10751.10752.18942.18942.79682.7968
C32.55301.53293.92756.06485.06241.10302.79492.79492.17202.17201.10431.10434.22754.2275
C41.54552.55443.92752.63851.46494.73902.17422.17422.77572.77574.25814.25811.10651.1065
N53.53154.97056.06482.63851.17377.04503.58293.58295.27195.27196.14906.14903.17203.1720
C62.51003.86425.06241.46491.17375.99082.74882.74884.14224.14225.23605.23602.09732.0973
H73.51382.18951.10304.73907.04505.99083.80833.80832.51512.51511.78251.78254.90734.9073
H81.10542.17662.79492.17423.58292.74883.80831.77102.52983.08783.15972.61303.09422.5369
H91.10542.17662.79492.17423.58292.74883.80831.77103.08782.52982.61303.15972.53693.0942
H102.16881.10752.17202.77575.27194.14222.51512.52983.08781.77003.09932.54003.11252.5595
H112.16881.10752.17202.77575.27194.14222.51513.08782.52981.77002.54003.09932.55953.1125
H122.82362.18941.10434.25816.14905.23601.78253.15972.61303.09932.54001.78184.45684.7979
H132.82362.18941.10434.25816.14905.23601.78252.61303.15972.54003.09931.78184.79794.4568
H142.18862.79684.22751.10653.17202.09734.90733.09422.53693.11252.55954.45684.79791.7720
H152.18862.79684.22751.10653.17202.09734.90732.53693.09422.55953.11254.79794.45681.7720

picture of Pentanenitrile state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 112.669 C1 C2 H10 109.283
C1 C2 H11 109.283 C1 C4 C6 112.955
C1 C4 H14 110.128 C1 C4 H15 110.128
C2 C1 C4 112.059 C2 C1 H8 110.005
C2 C1 H9 110.005 C2 C3 H7 111.285
C2 C3 H12 111.199 C2 C3 H13 111.199
C3 C2 H10 109.648 C3 C2 H11 109.648
C4 C1 H8 109.073 C4 C1 H9 109.073
C4 C6 N5 178.989 C6 C4 H14 108.498
C6 C4 H15 108.498 H7 C3 H12 107.710
H7 C3 H13 107.710 H8 C1 H9 106.460
H10 C2 H11 106.096 H12 C3 H13 107.559
H14 C4 H15 106.402
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBEultrafine/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.285      
2 C -0.283      
3 C -0.485      
4 C -0.386      
5 N -0.470      
6 C 0.361      
7 H 0.164      
8 H 0.172      
9 H 0.172      
10 H 0.153      
11 H 0.153      
12 H 0.163      
13 H 0.163      
14 H 0.204      
15 H 0.204      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  3.665 1.880 0.000 4.119
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -47.083 -7.846 0.000
y -7.846 -41.659 0.000
z 0.000 0.000 -36.455
Traceless
 xyz
x -8.026 -7.846 0.000
y -7.846 0.110 0.000
z 0.000 0.000 7.916
Polar
3z2-r215.832
x2-y2-5.424
xy-7.846
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 9.832 1.972 0.000
y 1.972 8.932 0.000
z 0.000 0.000 6.783


<r2> (average value of r2) Å2
<r2> 260.646
(<r2>)1/2 16.145