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All results from a given calculation for C5H9N (Pentanenitrile)

using model chemistry: B1B95/aug-cc-pVDZ

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/aug-cc-pVDZ
 hartrees
Energy at 0K-250.586306
Energy at 298.15K-250.595742
Nuclear repulsion energy 
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/aug-cc-pVDZ
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' 3149 3017 29.65      
2 A' 3079 2950 31.64      
3 A' 3070 2941 2.50      
4 A' 3060 2931 22.75      
5 A' 3051 2922 22.86      
6 A' 2380 2280 17.50      
7 A' 1487 1424 9.14      
8 A' 1473 1411 0.44      
9 A' 1467 1405 1.14      
10 A' 1445 1384 3.71      
11 A' 1400 1341 0.83      
12 A' 1390 1331 3.07      
13 A' 1338 1281 1.82      
14 A' 1253 1200 1.79      
15 A' 1128 1080 3.03      
16 A' 1091 1045 0.20      
17 A' 1048 1004 1.12      
18 A' 954 914 0.62      
19 A' 911 873 2.14      
20 A' 542 519 0.69      
21 A' 381 365 0.77      
22 A' 275 264 1.21      
23 A' 124 119 6.13      
24 A" 3140 3008 60.83      
25 A" 3133 3001 3.08      
26 A" 3113 2982 2.51      
27 A" 3086 2956 6.67      
28 A" 1473 1411 8.01      
29 A" 1319 1263 0.10      
30 A" 1298 1243 0.50      
31 A" 1226 1175 0.03      
32 A" 1123 1075 0.04      
33 A" 921 882 0.58      
34 A" 780 747 0.04      
35 A" 724 694 4.12      
36 A" 385 369 0.47      
37 A" 239 229 0.10      
38 A" 111 106 0.62      
39 A" 84 81 3.90      

Unscaled Zero Point Vibrational Energy (zpe) 28824.4 cm-1
Scaled (by 0.9579) Zero Point Vibrational Energy (zpe) 27610.9 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/aug-cc-pVDZ
ABC
0.51185 0.04452 0.04224

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/aug-cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.408 0.000
C2 1.418 0.958 0.000
C3 1.457 2.477 0.000
C4 -0.019 -1.121 0.000
N5 -2.450 -2.088 0.000
C6 -1.370 -1.670 0.000
H7 2.487 2.848 0.000
H8 -0.544 0.775 0.879
H9 -0.544 0.775 -0.879
H10 1.955 0.575 0.879
H11 1.955 0.575 -0.879
H12 0.954 2.885 -0.885
H13 0.954 2.885 0.885
H14 0.506 -1.509 -0.881
H15 0.506 -1.509 0.881

Atom - Atom Distances (Å)
  C1 C2 C3 C4 N5 C6 H7 H8 H9 H10 H11 H12 H13 H14 H15
C11.52092.53041.52943.49732.48893.48391.09661.09662.14992.14992.79772.79772.17022.1702
C21.52091.51992.52724.92303.83112.17142.15782.15781.09861.09862.17062.17062.77382.7738
C32.53041.51993.88916.00845.01871.09492.77032.77032.15402.15401.09631.09634.19184.1918
C41.52942.52723.88912.61581.45814.69392.15432.15432.74672.74674.21624.21621.09701.0970
N53.49734.92306.00842.61581.15786.98093.54933.54935.22135.22136.09086.09083.13833.1383
C62.48893.83115.01871.45811.15785.94012.72562.72564.10674.10675.18935.18932.07922.0792
H73.48392.17141.09494.69396.98095.94013.77613.77612.49442.49441.77041.77044.86664.8666
H81.09662.15782.77032.15433.54932.72563.77611.75772.50713.06173.13202.58803.06872.5138
H91.09662.15782.77032.15433.54932.72563.77611.75773.06172.50712.58803.13202.51383.0687
H102.14991.09862.15402.74675.22134.10672.49442.50713.06171.75703.07382.51753.08842.5380
H112.14991.09862.15402.74675.22134.10672.49443.06172.50711.75702.51753.07382.53803.0884
H122.79772.17061.09634.21626.09085.18931.77043.13202.58803.07382.51751.77024.41674.7568
H132.79772.17061.09634.21626.09085.18931.77042.58803.13202.51753.07381.77024.75684.4167
H142.17022.77384.19181.09703.13832.07924.86663.06872.51383.08842.53804.41674.75681.7624
H152.17022.77384.19181.09703.13832.07924.86662.51383.06872.53803.08844.75684.41671.7624

picture of Pentanenitrile state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 112.639 C1 C2 H10 109.251
C1 C2 H11 109.251 C1 C4 C6 112.819
C1 C4 H14 110.361 C1 C4 H15 110.361
C2 C1 C4 111.894 C2 C1 H8 109.990
C2 C1 H9 109.990 C2 C3 H7 111.245
C2 C3 H12 111.096 C2 C3 H13 111.096
C3 C2 H10 109.647 C3 C2 H11 109.647
C4 C1 H8 109.138 C4 C1 H9 109.138
C4 C6 N5 179.072 C6 C4 H14 108.094
C6 C4 H15 108.094 H7 C3 H12 107.785
H7 C3 H13 107.785 H8 C1 H9 106.539
H10 C2 H11 106.200 H12 C3 H13 107.669
H14 C4 H15 106.898
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/aug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.573      
2 C 0.840      
3 C 0.666      
4 C 0.975      
5 N -0.261      
6 C -0.192      
7 H -0.180      
8 H -0.428      
9 H -0.428      
10 H -0.369      
11 H -0.369      
12 H -0.177      
13 H -0.177      
14 H -0.236      
15 H -0.236      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  3.929 1.994 0.000 4.406
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -48.463 -8.314 0.000
y -8.314 -42.732 0.000
z 0.000 0.000 -36.916
Traceless
 xyz
x -8.639 -8.314 0.000
y -8.314 -0.043 0.000
z 0.000 0.000 8.682
Polar
3z2-r217.363
x2-y2-5.731
xy-8.314
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 11.098 1.914 0.000
y 1.914 10.629 0.000
z 0.000 0.000 8.066


<r2> (average value of r2) Å2
<r2> 256.981
(<r2>)1/2 16.031