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All results from a given calculation for C5H9N (Pentanenitrile)

using model chemistry: B3LYP/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B3LYP/6-311G*
 hartrees
Energy at 0K-250.755130
Energy at 298.15K-250.764606
Nuclear repulsion energy210.738520
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 B3LYP/6-311G*
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' 3096 2992 43.24      
2 A' 3045 2942 44.56      
3 A' 3035 2933 7.36      
4 A' 3029 2927 21.57      
5 A' 3013 2911 23.43      
6 A' 2359 2279 11.44      
7 A' 1528 1476 10.74      
8 A' 1514 1463 1.54      
9 A' 1503 1453 0.89      
10 A' 1488 1438 3.07      
11 A' 1429 1381 4.02      
12 A' 1410 1363 0.36      
13 A' 1370 1324 2.40      
14 A' 1293 1249 0.61      
15 A' 1129 1091 4.42      
16 A' 1061 1025 0.12      
17 A' 1018 984 0.66      
18 A' 943 911 0.20      
19 A' 904 874 2.93      
20 A' 550 531 0.90      
21 A' 384 371 0.74      
22 A' 284 274 1.06      
23 A' 128 123 5.68      
24 A" 3093 2989 95.28      
25 A" 3083 2979 1.39      
26 A" 3062 2959 1.06      
27 A" 3035 2933 8.99      
28 A" 1518 1467 9.62      
29 A" 1350 1304 0.10      
30 A" 1332 1287 0.75      
31 A" 1254 1212 0.06      
32 A" 1151 1112 0.01      
33 A" 943 912 0.70      
34 A" 799 772 0.03      
35 A" 737 713 4.43      
36 A" 395 381 0.31      
37 A" 241 233 0.13      
38 A" 114 110 0.34      
39 A" 87 84 3.76      

Unscaled Zero Point Vibrational Energy (zpe) 28853.0 cm-1
Scaled (by 0.9663) Zero Point Vibrational Energy (zpe) 27880.6 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 B3LYP/6-311G*
ABC
0.50958 0.04407 0.04181

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/6-311G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.408 0.000
C2 1.428 0.960 0.000
C3 1.474 2.489 0.000
C4 -0.028 -1.133 0.000
N5 -2.462 -2.087 0.000
C6 -1.385 -1.676 0.000
H7 2.504 2.855 0.000
H8 -0.544 0.776 0.876
H9 -0.544 0.776 -0.876
H10 1.967 0.577 0.876
H11 1.967 0.577 -0.876
H12 0.976 2.903 -0.882
H13 0.976 2.903 0.882
H14 0.499 -1.523 -0.877
H15 0.499 -1.523 0.877

Atom - Atom Distances (Å)
  C1 C2 C3 C4 N5 C6 H7 H8 H9 H10 H11 H12 H13 H14 H15
C11.53132.55001.54123.50492.50243.50121.09491.09492.15972.15972.82052.82052.17852.1785
C21.53131.52992.54994.94133.85532.17942.16582.16581.09701.09702.18122.18122.79222.7922
C32.55001.52993.92116.03545.05191.09302.78792.78792.15982.15981.09411.09414.22064.2206
C41.54122.54993.92112.61381.46114.72432.16272.16272.77012.77014.25134.25131.09521.0952
N53.50494.94136.03542.61381.15287.00583.55563.55565.24205.24206.12316.12313.13923.1392
C62.50243.85535.05191.46111.15285.97132.73672.73674.13274.13275.22695.22692.08352.0835
H73.50122.17941.09304.72437.00585.97133.79183.79182.49912.49911.76441.76444.89464.8946
H81.09492.16582.78792.16273.55562.73673.79181.75252.51833.06793.15052.61403.07332.5240
H91.09492.16582.78792.16273.55562.73673.79181.75253.06792.51832.61403.15052.52403.0733
H102.15971.09702.15982.77015.24204.13272.49912.51833.06791.75203.07892.52743.10462.5622
H112.15971.09702.15982.77015.24204.13272.49913.06792.51831.75202.52743.07892.56223.1046
H122.82052.18121.09414.25136.12315.22691.76443.15052.61403.07892.52741.76474.45104.7862
H132.82052.18121.09414.25136.12315.22691.76442.61403.15052.52743.07891.76474.78624.4510
H142.17852.79224.22061.09523.13922.08354.89463.07332.52403.10462.56224.45104.78621.7544
H152.17852.79224.22061.09523.13922.08354.89462.52403.07332.56223.10464.78624.45101.7544

picture of Pentanenitrile state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 112.820 C1 C2 H10 109.400
C1 C2 H11 109.400 C1 C4 C6 112.893
C1 C4 H14 110.299 C1 C4 H15 110.299
C2 C1 C4 112.178 C2 C1 H8 110.003
C2 C1 H9 110.003 C2 C3 H7 111.294
C2 C3 H12 111.370 C2 C3 H13 111.370
C3 C2 H10 109.504 C3 C2 H11 109.504
C4 C1 H8 109.078 C4 C1 H9 109.078
C4 C6 N5 179.006 C6 C4 H14 108.333
C6 C4 H15 108.333 H7 C3 H12 107.551
H7 C3 H13 107.551 H8 C1 H9 106.321
H10 C2 H11 105.982 H12 C3 H13 107.502
H14 C4 H15 106.448
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/6-311G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.402     0.128
2 C -0.401     0.165
3 C -0.613     -0.366
4 C -0.451     -0.387
5 N -0.229     -0.486
6 C 0.108     0.426
7 H 0.214     0.099
8 H 0.223     0.008
9 H 0.223     0.008
10 H 0.204     -0.017
11 H 0.204     -0.017
12 H 0.209     0.084
13 H 0.209     0.084
14 H 0.251     0.136
15 H 0.251     0.136


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  3.754 1.853 0.000 4.186
CHELPG        
AIM        
ESP 3.768 1.864 0.000 4.204


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -48.409 -8.064 0.000
y -8.064 -42.774 0.000
z 0.000 0.000 -37.139
Traceless
 xyz
x -8.453 -8.064 0.000
y -8.064 0.001 0.000
z 0.000 0.000 8.452
Polar
3z2-r216.904
x2-y2-5.636
xy-8.064
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 9.978 1.771 0.000
y 1.771 9.226 0.000
z 0.000 0.000 7.068


<r2> (average value of r2) Å2
<r2> 259.346
(<r2>)1/2 16.104