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All results from a given calculation for C5H9N (Pentanenitrile)

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

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B1B95/6-31G**
 hartrees
Energy at 0K-250.571141
Energy at 298.15K-250.580584
Nuclear repulsion energy211.289087
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 B1B95/6-31G**
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' 3151 3008 28.09      
2 A' 3075 2936 34.31      
3 A' 3065 2927 3.13      
4 A' 3062 2924 19.31      
5 A' 3047 2909 19.42      
6 A' 2392 2283 12.81      
7 A' 1517 1448 6.37      
8 A' 1504 1436 0.98      
9 A' 1495 1427 0.93      
10 A' 1472 1406 3.23      
11 A' 1420 1356 2.45      
12 A' 1408 1344 0.83      
13 A' 1355 1294 2.74      
14 A' 1270 1213 1.43      
15 A' 1130 1079 4.29      
16 A' 1083 1034 0.27      
17 A' 1041 994 0.78      
18 A' 953 910 0.31      
19 A' 913 872 2.99      
20 A' 543 518 0.89      
21 A' 381 363 0.78      
22 A' 276 264 1.23      
23 A' 124 118 5.58      
24 A" 3143 3001 49.40      
25 A" 3129 2987 15.18      
26 A" 3108 2967 1.21      
27 A" 3084 2945 7.96      
28 A" 1506 1438 7.82      
29 A" 1332 1272 0.12      
30 A" 1312 1253 0.73      
31 A" 1239 1183 0.09      
32 A" 1134 1083 0.00      
33 A" 931 889 1.12      
34 A" 789 754 0.03      
35 A" 734 701 5.15      
36 A" 395 377 0.41      
37 A" 245 233 0.08      
38 A" 114 109 0.52      
39 A" 88 84 3.63      

Unscaled Zero Point Vibrational Energy (zpe) 28978.9 cm-1
Scaled (by 0.9548) Zero Point Vibrational Energy (zpe) 27669.0 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 B1B95/6-31G**
ABC
0.51192 0.04439 0.04212

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.409 0.000
C2 1.421 0.960 0.000
C3 1.459 2.481 0.000
C4 -0.021 -1.123 0.000
N5 -2.452 -2.092 0.000
C6 -1.372 -1.672 0.000
H7 2.485 2.853 0.000
H8 -0.543 0.776 0.877
H9 -0.543 0.776 -0.877
H10 1.957 0.577 0.876
H11 1.957 0.577 -0.876
H12 0.957 2.888 -0.882
H13 0.957 2.888 0.882
H14 0.507 -1.510 -0.878
H15 0.507 -1.510 0.878

Atom - Atom Distances (Å)
  C1 C2 C3 C4 N5 C6 H7 H8 H9 H10 H11 H12 H13 H14 H15
C11.52392.53391.53273.50282.49273.48571.09441.09442.15122.15122.79972.79972.17082.1708
C21.52391.52212.53324.93093.83742.17232.15872.15871.09631.09632.17092.17092.77622.7762
C32.53391.52213.89626.01745.02601.09202.77202.77202.15482.15481.09341.09344.19634.1963
C41.53272.53323.89622.61731.45824.70042.15582.15582.75162.75164.22204.22201.09491.0949
N53.50284.93096.01742.61731.15926.98823.55493.55495.22835.22836.09936.09933.14073.1407
C62.49273.83745.02601.45821.15925.94612.72902.72904.11214.11215.19585.19582.07982.0798
H73.48572.17231.09204.70046.98825.94613.77573.77572.49582.49581.76501.76504.87114.8711
H81.09442.15872.77202.15583.55492.72903.77571.75362.50833.06013.13142.59083.06702.5154
H91.09442.15872.77202.15583.55492.72903.77571.75363.06012.50832.59083.13142.51543.0670
H102.15121.09632.15482.75165.22834.11212.49582.50833.06011.75243.07162.51853.08842.5418
H112.15121.09632.15482.75165.22834.11212.49583.06012.50831.75242.51853.07162.54183.0884
H122.79972.17091.09344.22206.09935.19581.76503.13142.59083.07162.51851.76434.42144.7589
H132.79972.17091.09344.22206.09935.19581.76502.59083.13142.51853.07161.76434.75894.4214
H142.17082.77624.19631.09493.14072.07984.87113.06702.51543.08842.54184.42144.75891.7561
H152.17082.77624.19631.09493.14072.07984.87112.51543.06702.54183.08844.75894.42141.7561

picture of Pentanenitrile state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 112.580 C1 C2 H10 109.280
C1 C2 H11 109.280 C1 C4 C6 112.883
C1 C4 H14 110.297 C1 C4 H15 110.297
C2 C1 C4 111.941 C2 C1 H8 109.981
C2 C1 H9 109.981 C2 C3 H7 111.341
C2 C3 H12 111.146 C2 C3 H13 111.146
C3 C2 H10 109.690 C3 C2 H11 109.690
C4 C1 H8 109.149 C4 C1 H9 109.149
C4 C6 N5 179.131 C6 C4 H14 108.253
C6 C4 H15 108.253 H7 C3 H12 107.730
H7 C3 H13 107.730 H8 C1 H9 106.482
H10 C2 H11 106.113 H12 C3 H13 107.571
H14 C4 H15 106.631
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.222      
2 C -0.226      
3 C -0.365      
4 C -0.283      
5 N -0.465      
6 C 0.318      
7 H 0.126      
8 H 0.140      
9 H 0.140      
10 H 0.120      
11 H 0.120      
12 H 0.126      
13 H 0.126      
14 H 0.172      
15 H 0.172      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  3.714 1.890 0.000 4.167
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -47.074 -7.930 0.000
y -7.930 -41.496 0.000
z 0.000 0.000 -36.306
Traceless
 xyz
x -8.173 -7.930 0.000
y -7.930 0.194 0.000
z 0.000 0.000 7.979
Polar
3z2-r215.958
x2-y2-5.578
xy-7.930
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 9.549 1.817 0.000
y 1.817 8.680 0.000
z 0.000 0.000 6.709


<r2> (average value of r2) Å2
<r2> 256.915
(<r2>)1/2 16.029