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All results from a given calculation for C5H9N (Pentanenitrile)

using model chemistry: B3LYP/6-311+G(3df,2p)

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/6-311+G(3df,2p)
 hartrees
Energy at 0K-250.785546
Energy at 298.15K-250.795014
Nuclear repulsion energy211.120103
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/6-311+G(3df,2p)
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' 3088 2986 32.69      
2 A' 3035 2934 31.54      
3 A' 3025 2925 10.55      
4 A' 3020 2921 16.01      
5 A' 3003 2904 19.38      
6 A' 2350 2273 16.69      
7 A' 1515 1465 9.89      
8 A' 1501 1451 0.76      
9 A' 1492 1443 0.95      
10 A' 1475 1426 3.23      
11 A' 1417 1371 2.48      
12 A' 1396 1350 0.23      
13 A' 1359 1314 2.53      
14 A' 1283 1241 1.71      
15 A' 1123 1086 3.45      
16 A' 1055 1020 0.11      
17 A' 1011 978 0.83      
18 A' 937 906 0.16      
19 A' 899 870 2.25      
20 A' 545 527 0.75      
21 A' 382 370 0.83      
22 A' 281 272 1.23      
23 A' 127 123 6.32      
24 A" 3083 2982 65.82      
25 A" 3074 2973 1.62      
26 A" 3053 2953 2.04      
27 A" 3026 2926 6.89      
28 A" 1502 1452 7.86      
29 A" 1335 1290 0.08      
30 A" 1315 1271 0.46      
31 A" 1243 1202 0.02      
32 A" 1140 1102 0.03      
33 A" 935 904 0.52      
34 A" 794 768 0.03      
35 A" 736 712 3.89      
36 A" 389 376 0.65      
37 A" 241 233 0.12      
38 A" 115 111 0.51      
39 A" 87 84 4.11      

Unscaled Zero Point Vibrational Energy (zpe) 28692.9 cm-1
Scaled (by 0.967) Zero Point Vibrational Energy (zpe) 27746.0 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 B3LYP/6-311+G(3df,2p)
ABC
0.51157 0.04422 0.04196

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/6-311+G(3df,2p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.408 0.000
C2 1.427 0.959 0.000
C3 1.469 2.486 0.000
C4 -0.027 -1.130 0.000
N5 -2.456 -2.086 0.000
C6 -1.382 -1.674 0.000
H7 2.496 2.853 0.000
H8 -0.541 0.774 0.875
H9 -0.541 0.774 -0.875
H10 1.962 0.578 0.875
H11 1.962 0.578 -0.875
H12 0.971 2.895 -0.881
H13 0.971 2.895 0.881
H14 0.496 -1.519 -0.877
H15 0.496 -1.519 0.877

Atom - Atom Distances (Å)
  C1 C2 C3 C4 N5 C6 H7 H8 H9 H10 H11 H12 H13 H14 H15
C11.52922.54531.53863.50002.49863.49401.09231.09232.15462.15462.81132.81132.17462.1746
C21.52921.52822.54514.93383.84932.17512.16142.16141.09431.09432.17552.17552.78852.7885
C32.54531.52823.91416.02585.04331.09042.78192.78192.15682.15681.09161.09164.21444.2144
C41.53862.54513.91412.60991.45994.71512.15822.15822.76372.76374.23974.23971.09261.0926
N53.50004.93386.02582.60991.15016.99373.55143.55145.23195.23196.10946.10943.13083.1308
C62.49863.84935.04331.45991.15015.96052.73222.73224.12484.12485.21375.21372.07842.0784
H73.49402.17511.09044.71516.99375.96053.78303.78302.49552.49551.76211.76214.88724.8872
H81.09232.16142.78192.15823.55142.73223.78301.75102.51033.06043.14142.60443.06692.5167
H91.09232.16142.78192.15823.55142.73223.78301.75103.06042.51032.60443.14142.51673.0669
H102.15461.09432.15682.76375.23194.12482.49552.51033.06041.75033.07182.52023.10102.5584
H112.15461.09432.15682.76375.23194.12482.49553.06042.51031.75032.52023.07182.55843.1010
H122.81132.17551.09164.23976.10945.21371.76213.14142.60443.07182.52021.76214.43954.7750
H132.81132.17551.09164.23976.10945.21371.76212.60443.14142.52023.07181.76214.77504.4395
H142.17462.78854.21441.09263.13082.07844.88723.06692.51673.10102.55844.43954.77501.7544
H152.17462.78854.21441.09263.13082.07844.88722.51673.06692.55843.10104.77504.43951.7544

picture of Pentanenitrile state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 112.710 C1 C2 H10 109.309
C1 C2 H11 109.309 C1 C4 C6 112.846
C1 C4 H14 110.322 C1 C4 H15 110.322
C2 C1 C4 112.119 C2 C1 H8 109.954
C2 C1 H9 109.954 C2 C3 H7 111.230
C2 C3 H12 111.182 C2 C3 H13 111.182
C3 C2 H10 109.543 C3 C2 H11 109.543
C4 C1 H8 109.053 C4 C1 H9 109.053
C4 C6 N5 179.171 C6 C4 H14 108.166
C6 C4 H15 108.166 H7 C3 H12 107.719
H7 C3 H13 107.719 H8 C1 H9 106.543
H10 C2 H11 106.217 H12 C3 H13 107.634
H14 C4 H15 106.802
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/6-311+G(3df,2p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.441      
2 C -0.149      
3 C -0.537      
4 C 0.059      
5 N -0.965      
6 C 0.583      
7 H 0.144      
8 H 0.171      
9 H 0.171      
10 H 0.148      
11 H 0.148      
12 H 0.151      
13 H 0.151      
14 H 0.183      
15 H 0.183      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  3.955 1.983 0.000 4.424
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 11.020 1.955 0.000
y 1.955 10.597 0.000
z 0.000 0.000 8.000


<r2> (average value of r2) Å2
<r2> 258.729
(<r2>)1/2 16.085