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All results from a given calculation for C5H9N (Pentanenitrile)

using model chemistry: B3LYP/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 B3LYP/6-31G**
 hartrees
Energy at 0K-250.709190
Energy at 298.15K-250.718644
Nuclear repulsion energy210.312080
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/6-31G**
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' 3119 2997 33.18      
2 A' 3054 2934 40.49      
3 A' 3044 2925 7.64      
4 A' 3041 2922 13.19      
5 A' 3024 2906 20.26      
6 A' 2369 2276 10.91      
7 A' 1525 1466 4.87      
8 A' 1512 1453 0.52      
9 A' 1502 1443 1.07      
10 A' 1483 1425 2.53      
11 A' 1429 1373 1.64      
12 A' 1411 1356 0.41      
13 A' 1366 1312 3.08      
14 A' 1284 1233 2.72      
15 A' 1128 1084 3.77      
16 A' 1063 1021 0.23      
17 A' 1019 979 0.54      
18 A' 943 906 0.21      
19 A' 905 870 2.57      
20 A' 542 521 0.91      
21 A' 382 368 0.80      
22 A' 281 270 1.26      
23 A' 126 121 5.62      
24 A" 3113 2991 63.85      
25 A" 3100 2979 12.49      
26 A" 3079 2958 0.72      
27 A" 3054 2935 9.32      
28 A" 1514 1454 6.41      
29 A" 1338 1286 0.15      
30 A" 1320 1268 0.52      
31 A" 1247 1198 0.06      
32 A" 1142 1098 0.01      
33 A" 938 901 0.83      
34 A" 797 765 0.03      
35 A" 739 710 4.39      
36 A" 392 377 0.54      
37 A" 245 235 0.09      
38 A" 115 111 0.39      
39 A" 87 84 3.75      

Unscaled Zero Point Vibrational Energy (zpe) 28885.5 cm-1
Scaled (by 0.9608) Zero Point Vibrational Energy (zpe) 27753.2 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/6-31G**
ABC
0.50831 0.04389 0.04165

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/6-31G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.410 0.000
C2 1.429 0.966 0.000
C3 1.470 2.496 0.000
C4 -0.024 -1.132 0.000
N5 -2.464 -2.101 0.000
C6 -1.382 -1.682 0.000
H7 2.500 2.865 0.000
H8 -0.544 0.777 0.878
H9 -0.544 0.777 -0.878
H10 1.967 0.583 0.878
H11 1.967 0.583 -0.878
H12 0.969 2.906 -0.884
H13 0.969 2.906 0.884
H14 0.505 -1.520 -0.880
H15 0.505 -1.520 0.880

Atom - Atom Distances (Å)
  C1 C2 C3 C4 N5 C6 H7 H8 H9 H10 H11 H12 H13 H14 H15
C11.53282.55161.54283.51842.50733.50351.09631.09632.16072.16072.81932.81932.18062.1806
C21.53281.53122.55154.95563.86102.18062.16792.16791.09841.09842.18132.18132.79392.7939
C32.55161.53123.92376.05055.05831.09422.79012.79012.16272.16271.09551.09554.22324.2232
C41.54282.55153.92372.62591.46504.72712.16482.16482.77042.77044.25144.25141.09691.0969
N53.51844.95566.05052.62591.16097.02153.56903.56905.25455.25456.13496.13493.15053.1505
C62.50733.86105.05831.46501.16095.97832.74172.74174.13694.13695.23035.23032.08762.0876
H73.50352.18061.09424.72717.02155.97833.79473.79472.50212.50211.76841.76844.89724.8972
H81.09632.16792.79012.16483.56902.74173.79471.75692.51843.07043.15132.61233.07662.5248
H91.09632.16792.79012.16483.56902.74173.79471.75693.07042.51842.61233.15132.52483.0766
H102.16071.09842.16272.77045.25454.13692.50212.51843.07041.75583.08142.52803.10652.5616
H112.16071.09842.16272.77045.25454.13692.50213.07042.51841.75582.52803.08142.56163.1065
H122.81932.18131.09554.25146.13495.23031.76843.15132.61233.08142.52801.76804.45044.7871
H132.81932.18131.09554.25146.13495.23031.76842.61233.15132.52803.08141.76804.78714.4504
H142.18062.79394.22321.09693.15052.08764.89723.07662.52483.10652.56164.45044.78711.7591
H152.18062.79394.22321.09693.15052.08764.89722.52483.07662.56163.10654.78714.45041.7591

picture of Pentanenitrile state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 112.772 C1 C2 H10 109.301
C1 C2 H11 109.301 C1 C4 C6 112.914
C1 C4 H14 110.253 C1 C4 H15 110.253
C2 C1 C4 112.117 C2 C1 H8 109.980
C2 C1 H9 109.980 C2 C3 H7 111.221
C2 C3 H12 111.204 C2 C3 H13 111.204
C3 C2 H10 109.564 C3 C2 H11 109.564
C4 C1 H8 109.047 C4 C1 H9 109.047
C4 C6 N5 179.115 C6 C4 H14 108.288
C6 C4 H15 108.288 H7 C3 H12 107.720
H7 C3 H13 107.720 H8 C1 H9 106.504
H10 C2 H11 106.118 H12 C3 H13 107.595
H14 C4 H15 106.619
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.175      
2 C -0.177      
3 C -0.321      
4 C -0.241      
5 N -0.475      
6 C 0.327      
7 H 0.108      
8 H 0.118      
9 H 0.118      
10 H 0.099      
11 H 0.099      
12 H 0.109      
13 H 0.109      
14 H 0.151      
15 H 0.151      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  3.712 1.880 0.000 4.161
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -47.470 -8.009 0.000
y -8.009 -41.776 0.000
z 0.000 0.000 -36.555
Traceless
 xyz
x -8.305 -8.009 0.000
y -8.009 0.236 0.000
z 0.000 0.000 8.068
Polar
3z2-r216.137
x2-y2-5.694
xy-8.009
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 9.564 1.829 0.000
y 1.829 8.694 0.000
z 0.000 0.000 6.721


<r2> (average value of r2) Å2
<r2> 259.680
(<r2>)1/2 16.115