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All results from a given calculation for C5H9N (Pentanenitrile)

using model chemistry: HF/STO-3G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at HF/STO-3G
 hartrees
Energy at 0K-246.012924
Energy at 298.15K-246.022534
Nuclear repulsion energy209.840851
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 HF/STO-3G
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' 3754 3065 1.25      
2 A' 3616 2953 2.20      
3 A' 3607 2945 2.55      
4 A' 3602 2941 0.13      
5 A' 3570 2915 1.94      
6 A' 2759 2253 8.16      
7 A' 1847 1508 0.56      
8 A' 1831 1495 0.07      
9 A' 1819 1485 1.11      
10 A' 1787 1459 1.72      
11 A' 1748 1428 0.03      
12 A' 1720 1404 1.72      
13 A' 1634 1334 1.96      
14 A' 1517 1239 15.33      
15 A' 1335 1090 1.69      
16 A' 1259 1028 0.08      
17 A' 1216 993 0.01      
18 A' 1089 889 0.09      
19 A' 1051 858 6.21      
20 A' 615 502 1.04      
21 A' 430 351 0.76      
22 A' 322 263 1.76      
23 A' 143 117 3.96      
24 A" 3754 3065 2.55      
25 A" 3736 3050 1.24      
26 A" 3720 3037 1.44      
27 A" 3711 3030 0.63      
28 A" 1835 1498 2.33      
29 A" 1566 1278 0.20      
30 A" 1543 1260 0.00      
31 A" 1472 1202 0.01      
32 A" 1347 1100 0.01      
33 A" 1111 907 0.85      
34 A" 936 764 0.01      
35 A" 849 693 4.76      
36 A" 441 360 1.47      
37 A" 253 207 0.08      
38 A" 122 99 0.30      
39 A" 93 76 2.63      

Unscaled Zero Point Vibrational Energy (zpe) 34379.4 cm-1
Scaled (by 0.8165) Zero Point Vibrational Energy (zpe) 28070.7 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 HF/STO-3G
ABC
0.50117 0.04362 0.04135

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/STO-3G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.411 0.000
C2 1.440 0.970 0.000
C3 1.463 2.511 0.000
C4 -0.008 -1.140 0.000
N5 -2.471 -2.107 0.000
C6 -1.395 -1.690 0.000
H7 2.486 2.874 0.000
H8 -0.534 0.769 0.878
H9 -0.534 0.769 -0.878
H10 1.968 0.600 0.877
H11 1.968 0.600 -0.877
H12 0.961 2.903 -0.880
H13 0.961 2.903 0.880
H14 0.513 -1.518 -0.880
H15 0.513 -1.518 0.880

Atom - Atom Distances (Å)
  C1 C2 C3 C4 N5 C6 H7 H8 H9 H10 H11 H12 H13 H14 H15
C11.54452.55921.55023.52812.52163.49981.08821.08822.16292.16292.81242.81242.18142.1814
C21.54451.54072.55874.97663.88732.17252.16932.16931.08851.08852.17662.17662.79772.7977
C32.55921.54073.93546.06655.08061.08592.79102.79102.16222.16221.08601.08604.23214.2321
C41.55022.55873.93542.64651.49214.72542.16592.16592.77492.77494.24904.24901.09061.0906
N53.52814.97666.06652.64651.15447.02773.57753.57755.27325.27326.13676.13673.16633.1663
C62.52163.88735.08061.49211.15445.99112.74952.74954.16214.16215.23655.23652.10792.1079
H73.49982.17251.08594.72547.02775.99113.78433.78432.49162.49161.76051.76054.89524.8952
H81.08822.16932.79102.16593.57752.74953.78431.75542.50813.06073.14292.60543.06912.5157
H91.08822.16932.79102.16593.57752.74953.78431.75543.06072.50812.60543.14292.51573.0691
H102.16291.08852.16222.77495.27324.16212.49162.50813.06071.75313.06622.51323.11332.5702
H112.16291.08852.16222.77495.27324.16212.49163.06072.50811.75312.51323.06622.57023.1133
H122.81242.17661.08604.24906.13675.23651.76053.14292.60543.06622.51321.76014.44384.7797
H132.81242.17661.08604.24906.13675.23651.76052.60543.14292.51323.06621.76014.77974.4438
H142.18142.79774.23211.09063.16632.10794.89523.06912.51573.11332.57024.44384.77971.7607
H152.18142.79774.23211.09063.16632.10794.89522.51573.06912.57023.11334.77974.44381.7607

picture of Pentanenitrile state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 112.101 C1 C2 H10 109.235
C1 C2 H11 109.235 C1 C4 C6 111.946
C1 C4 H14 110.170 C1 C4 H15 110.170
C2 C1 C4 111.538 C2 C1 H8 109.756
C2 C1 H9 109.756 C2 C3 H7 110.410
C2 C3 H12 110.732 C2 C3 H13 110.732
C3 C2 H10 109.439 C3 C2 H11 109.439
C4 C1 H8 109.091 C4 C1 H9 109.091
C4 C6 N5 179.544 C6 C4 H14 108.395
C6 C4 H15 108.395 H7 C3 H12 108.305
H7 C3 H13 108.305 H8 C1 H9 107.517
H10 C2 H11 107.271 H12 C3 H13 108.270
H14 C4 H15 107.640
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.091      
2 C -0.094      
3 C -0.178      
4 C -0.100      
5 N -0.204      
6 C 0.067      
7 H 0.062      
8 H 0.065      
9 H 0.065      
10 H 0.055      
11 H 0.055      
12 H 0.060      
13 H 0.060      
14 H 0.089      
15 H 0.089      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  3.008 1.437 0.000 3.333
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -44.560 -7.060 0.000
y -7.060 -39.458 0.000
z 0.000 0.000 -34.708
Traceless
 xyz
x -7.476 -7.060 0.000
y -7.060 0.176 0.000
z 0.000 0.000 7.301
Polar
3z2-r214.602
x2-y2-5.101
xy-7.060
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.060 0.987 0.000
y 0.987 4.184 0.000
z 0.000 0.000 3.376


<r2> (average value of r2) Å2
<r2> 259.587
(<r2>)1/2 16.112