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All results from a given calculation for C5H9N (Pentanenitrile)

using model chemistry: B1B95/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B1B95/6-31+G**
 hartrees
Energy at 0K-250.578378
Energy at 298.15K-250.587797
Nuclear repulsion energy211.203910
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 B1B95/6-31+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 A' 3143 3007 30.29      
2 A' 3073 2940 33.23      
3 A' 3064 2931 3.46      
4 A' 3057 2924 25.99      
5 A' 3043 2911 23.90      
6 A' 2379 2276 18.09      
7 A' 1508 1442 10.18      
8 A' 1495 1431 1.30      
9 A' 1488 1423 1.08      
10 A' 1466 1402 3.95      
11 A' 1412 1351 3.90      
12 A' 1401 1341 0.93      
13 A' 1349 1291 2.23      
14 A' 1268 1213 0.87      
15 A' 1127 1078 4.27      
16 A' 1081 1034 0.23      
17 A' 1038 993 1.15      
18 A' 949 908 0.32      
19 A' 910 870 2.93      
20 A' 540 517 1.20      
21 A' 380 364 0.75      
22 A' 275 263 0.97      
23 A' 123 118 6.17      
24 A" 3136 3000 56.27      
25 A" 3127 2991 9.09      
26 A" 3107 2972 2.48      
27 A" 3080 2946 8.11      
28 A" 1498 1433 10.28      
29 A" 1328 1270 0.14      
30 A" 1308 1251 0.79      
31 A" 1235 1181 0.03      
32 A" 1131 1082 0.04      
33 A" 928 888 0.78      
34 A" 788 753 0.05      
35 A" 731 700 4.16      
36 A" 388 371 0.19      
37 A" 241 231 0.10      
38 A" 112 107 0.43      
39 A" 85 82 4.09      

Unscaled Zero Point Vibrational Energy (zpe) 28895.1 cm-1
Scaled (by 0.9566) Zero Point Vibrational Energy (zpe) 27641.0 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 B1B95/6-31+G**
ABC
0.51138 0.04435 0.04208

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/6-31+G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.409 0.000
C2 1.422 0.960 0.000
C3 1.460 2.483 0.000
C4 -0.021 -1.124 0.000
N5 -2.453 -2.092 0.000
C6 -1.372 -1.673 0.000
H7 2.487 2.854 0.000
H8 -0.542 0.775 0.878
H9 -0.542 0.775 -0.878
H10 1.958 0.578 0.877
H11 1.958 0.578 -0.877
H12 0.958 2.889 -0.883
H13 0.958 2.889 0.883
H14 0.504 -1.512 -0.879
H15 0.504 -1.512 0.879

Atom - Atom Distances (Å)
  C1 C2 C3 C4 N5 C6 H7 H8 H9 H10 H11 H12 H13 H14 H15
C11.52452.53561.53353.50362.49343.48761.09461.09462.15202.15202.80162.80162.17222.1722
C21.52451.52342.53424.93243.83872.17352.15902.15901.09651.09652.17202.17202.77912.7791
C32.53561.52343.89876.01985.02851.09252.77362.77362.15502.15501.09371.09374.20024.2002
C41.53352.53423.89872.61841.45884.70272.15632.15632.75342.75344.22454.22451.09491.0949
N53.50364.93246.01982.61841.15966.99093.55573.55575.23055.23056.10186.10183.13983.1398
C62.49343.83875.02851.45881.15965.94862.72952.72954.11414.11415.19835.19832.07872.0787
H73.48762.17351.09254.70276.99095.94863.77743.77742.49592.49591.76571.76574.87524.8752
H81.09462.15902.77362.15633.55572.72953.77741.75512.50783.06073.13382.59263.06802.5153
H91.09462.15902.77362.15633.55572.72953.77741.75513.06072.50782.59263.13382.51533.0680
H102.15201.09652.15502.75345.23054.11412.49592.50783.06071.75423.07212.51813.09282.5459
H112.15201.09652.15502.75345.23054.11412.49593.06072.50781.75422.51813.07212.54593.0928
H122.80162.17201.09374.22456.10185.19831.76573.13382.59263.07212.51811.76554.42484.7626
H132.80162.17201.09374.22456.10185.19831.76572.59263.13382.51813.07211.76554.76264.4248
H142.17222.77914.20021.09493.13982.07874.87523.06802.51533.09282.54594.42484.76261.7581
H152.17222.77914.20021.09493.13982.07874.87522.51533.06802.54593.09284.76264.42481.7581

picture of Pentanenitrile state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 112.595 C1 C2 H10 109.292
C1 C2 H11 109.292 C1 C4 C6 112.846
C1 C4 H14 110.353 C1 C4 H15 110.353
C2 C1 C4 111.933 C2 C1 H8 109.954
C2 C1 H9 109.954 C2 C3 H7 111.315
C2 C3 H12 111.126 C2 C3 H13 111.126
C3 C2 H10 109.608 C3 C2 H11 109.608
C4 C1 H8 109.126 C4 C1 H9 109.126
C4 C6 N5 179.121 C6 C4 H14 108.128
C6 C4 H15 108.128 H7 C3 H12 107.732
H7 C3 H13 107.732 H8 C1 H9 106.596
H10 C2 H11 106.245 H12 C3 H13 107.634
H14 C4 H15 106.813
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.288      
2 C -0.116      
3 C -0.637      
4 C -0.010      
5 N -0.481      
6 C -0.016      
7 H 0.163      
8 H 0.175      
9 H 0.175      
10 H 0.156      
11 H 0.156      
12 H 0.161      
13 H 0.161      
14 H 0.200      
15 H 0.200      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  3.925 1.977 0.000 4.395
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -48.562 -8.368 0.000
y -8.368 -42.734 0.000
z 0.000 0.000 -37.016
Traceless
 xyz
x -8.687 -8.368 0.000
y -8.368 0.055 0.000
z 0.000 0.000 8.632
Polar
3z2-r217.263
x2-y2-5.828
xy-8.368
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 10.563 1.868 0.000
y 1.868 9.685 0.000
z 0.000 0.000 7.397


<r2> (average value of r2) Å2
<r2> 257.827
(<r2>)1/2 16.057