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All results from a given calculation for C5H9N (Pentanenitrile)

using model chemistry: B1B95/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/cc-pVDZ
 hartrees
Energy at 0K-250.573054
Energy at 298.15K-250.582513
Nuclear repulsion energy211.105727
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/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' 3143 3021 25.78      
2 A' 3064 2945 31.50      
3 A' 3057 2938 3.44      
4 A' 3051 2933 20.69      
5 A' 3037 2919 24.07      
6 A' 2384 2292 13.42      
7 A' 1480 1422 6.85      
8 A' 1467 1411 0.52      
9 A' 1459 1402 0.92      
10 A' 1437 1381 3.65      
11 A' 1400 1345 0.53      
12 A' 1389 1335 1.98      
13 A' 1338 1286 2.36      
14 A' 1252 1204 3.48      
15 A' 1126 1082 2.58      
16 A' 1090 1048 0.19      
17 A' 1048 1007 0.89      
18 A' 955 918 0.62      
19 A' 911 876 2.38      
20 A' 543 522 0.86      
21 A' 380 365 0.68      
22 A' 275 264 1.03      
23 A' 123 118 4.94      
24 A" 3133 3012 44.10      
25 A" 3119 2998 14.99      
26 A" 3099 2979 3.03      
27 A" 3073 2953 8.09      
28 A" 1465 1408 7.71      
29 A" 1315 1264 0.11      
30 A" 1295 1245 0.45      
31 A" 1223 1175 0.08      
32 A" 1119 1075 0.05      
33 A" 920 884 0.95      
34 A" 784 754 0.06      
35 A" 737 708 4.77      
36 A" 394 378 0.16      
37 A" 247 237 0.10      
38 A" 117 112 0.61      
39 A" 88 85 3.15      

Unscaled Zero Point Vibrational Energy (zpe) 28767.2 cm-1
Scaled (by 0.9612) Zero Point Vibrational Energy (zpe) 27651.0 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/cc-pVDZ
ABC
0.51086 0.04438 0.04211

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.408 0.000
C2 1.416 0.967 0.000
C3 1.449 2.486 0.000
C4 -0.016 -1.122 0.000
N5 -2.444 -2.102 0.000
C6 -1.365 -1.678 0.000
H7 2.480 2.865 0.000
H8 -0.549 0.774 0.881
H9 -0.549 0.774 -0.881
H10 1.957 0.583 0.880
H11 1.957 0.583 -0.880
H12 0.943 2.896 -0.887
H13 0.943 2.896 0.887
H14 0.514 -1.512 -0.882
H15 0.514 -1.512 0.882

Atom - Atom Distances (Å)
  C1 C2 C3 C4 N5 C6 H7 H8 H9 H10 H11 H12 H13 H14 H15
C11.52182.53351.53003.50372.49243.49081.10091.10092.15342.15342.80452.80452.17492.1749
C21.52181.52002.53234.93123.83702.17612.16212.16211.10271.10272.17522.17522.78152.7815
C32.53351.52003.89446.01765.02541.09832.77512.77512.15822.15821.10001.10004.20024.2002
C41.53002.53233.89442.61851.45854.70372.15752.15752.75242.75244.22484.22481.10091.1009
N53.50374.93126.01762.61851.16016.99423.55523.55525.23065.23066.10256.10253.14293.1429
C62.49243.83705.02541.45851.16015.95102.72972.72974.11344.11345.19895.19892.08222.0822
H73.49082.17611.09834.70376.99425.95103.78473.78472.50132.50131.77461.77464.87884.8788
H81.10092.16212.77512.15753.55522.72973.78471.76192.51433.06973.13912.59413.07692.5215
H91.10092.16212.77512.15753.55522.72973.78471.76193.06972.51432.59413.13912.52153.0769
H102.15341.10272.15822.75245.23064.11342.50132.51433.06971.76043.08272.52603.09492.5440
H112.15341.10272.15822.75245.23064.11342.50133.06972.51431.76042.52603.08272.54403.0949
H122.80452.17521.10004.22486.10255.19891.77463.13912.59413.08272.52601.77354.42904.7692
H132.80452.17521.10004.22486.10255.19891.77462.59413.13912.52603.08271.77354.76924.4290
H142.17492.78154.20021.10093.14292.08224.87883.07692.52153.09492.54404.42904.76921.7646
H152.17492.78154.20021.10093.14292.08224.87882.52153.07692.54403.09494.76924.42901.7646

picture of Pentanenitrile state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 112.793 C1 C2 H10 109.221
C1 C2 H11 109.221 C1 C4 C6 113.008
C1 C4 H14 110.452 C1 C4 H15 110.452
C2 C1 C4 112.152 C2 C1 H8 110.009
C2 C1 H9 110.009 C2 C3 H7 111.413
C2 C3 H12 111.234 C2 C3 H13 111.234
C3 C2 H10 109.729 C3 C2 H11 109.729
C4 C1 H8 109.097 C4 C1 H9 109.097
C4 C6 N5 179.071 C6 C4 H14 108.073
C6 C4 H15 108.073 H7 C3 H12 107.661
H7 C3 H13 107.661 H8 C1 H9 106.298
H10 C2 H11 105.914 H12 C3 H13 107.445
H14 C4 H15 106.532
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.060      
2 C -0.088      
3 C -0.031      
4 C 0.004      
5 N -0.125      
6 C -0.094      
7 H 0.032      
8 H 0.043      
9 H 0.043      
10 H 0.027      
11 H 0.027      
12 H 0.035      
13 H 0.035      
14 H 0.074      
15 H 0.074      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  3.615 1.862 0.000 4.066
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -46.890 -7.679 0.000
y -7.679 -41.805 0.000
z 0.000 0.000 -36.575
Traceless
 xyz
x -7.700 -7.679 0.000
y -7.679 -0.073 0.000
z 0.000 0.000 7.773
Polar
3z2-r215.545
x2-y2-5.085
xy-7.679
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 9.783 1.784 0.000
y 1.784 9.160 0.000
z 0.000 0.000 6.962


<r2> (average value of r2) Å2
<r2> 257.153
(<r2>)1/2 16.036