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All results from a given calculation for C5H9N (Pentanenitrile)

using model chemistry: BLYP/cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at BLYP/cc-pVTZ
 hartrees
Energy at 0K-250.662082
Energy at 298.15K-250.671393
Nuclear repulsion energy209.575586
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 BLYP/cc-pVTZ
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' 3016 3007 36.14      
2 A' 2966 2957 45.78      
3 A' 2956 2947 19.29      
4 A' 2952 2943 2.21      
5 A' 2935 2926 19.33      
6 A' 2256 2249 11.32      
7 A' 1480 1475 7.13      
8 A' 1465 1461 0.59      
9 A' 1455 1451 0.89      
10 A' 1437 1433 2.68      
11 A' 1382 1377 1.66      
12 A' 1352 1348 0.17      
13 A' 1322 1318 3.24      
14 A' 1253 1249 2.06      
15 A' 1089 1086 3.23      
16 A' 1014 1011 0.07      
17 A' 970 967 1.01      
18 A' 908 906 0.02      
19 A' 871 868 1.82      
20 A' 525 524 1.02      
21 A' 370 369 0.71      
22 A' 272 271 0.80      
23 A' 123 122 5.41      
24 A" 3012 3003 71.01      
25 A" 3000 2991 8.13      
26 A" 2976 2967 0.23      
27 A" 2953 2944 8.45      
28 A" 1466 1462 6.61      
29 A" 1302 1298 0.09      
30 A" 1282 1279 0.51      
31 A" 1213 1209 0.02      
32 A" 1111 1108 0.04      
33 A" 914 911 0.45      
34 A" 777 774 0.06      
35 A" 720 718 3.91      
36 A" 371 370 0.21      
37 A" 232 231 0.10      
38 A" 111 111 0.46      
39 A" 82 82 3.61      

Unscaled Zero Point Vibrational Energy (zpe) 27945.9 cm-1
Scaled (by 0.997) Zero Point Vibrational Energy (zpe) 27862.1 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 BLYP/cc-pVTZ
ABC
0.50611 0.04351 0.04130

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.412 0.000
C2 1.437 0.966 0.000
C3 1.487 2.504 0.000
C4 -0.032 -1.140 0.000
N5 -2.478 -2.100 0.000
C6 -1.392 -1.686 0.000
H7 2.522 2.866 0.000
H8 -0.544 0.780 0.880
H9 -0.544 0.780 -0.880
H10 1.975 0.581 0.880
H11 1.975 0.581 -0.880
H12 0.988 2.918 -0.886
H13 0.988 2.918 0.886
H14 0.497 -1.529 -0.881
H15 0.497 -1.529 0.881

Atom - Atom Distances (Å)
  C1 C2 C3 C4 N5 C6 H7 H8 H9 H10 H11 H12 H13 H14 H15
C11.53972.56641.55213.52852.51803.51881.09831.09832.16842.16842.83562.83562.18892.1889
C21.53971.53892.56734.97243.87752.18832.17572.17571.10051.10052.19012.19012.80762.8076
C32.56641.53893.94766.07575.08381.09672.80582.80582.16982.16981.09781.09784.24484.2448
C41.55212.56733.94762.62771.46564.75072.17292.17292.78632.78634.27674.27671.09941.0994
N53.52854.97246.07572.62771.16237.04703.57863.57865.27175.27176.16256.16253.15563.1556
C62.51803.87755.08381.46561.16236.00352.75222.75224.15344.15345.25815.25812.09092.0909
H73.51882.18831.09674.75077.04706.00353.81173.81172.50862.50861.77221.77224.91834.9183
H81.09832.17572.80582.17293.57862.75223.81171.76062.52673.07923.16862.63053.08512.5326
H91.09832.17572.80582.17293.57862.75223.81171.76063.07922.52672.63053.16862.53263.0851
H102.16841.10052.16982.78635.27174.15342.50862.52673.07921.75933.09042.53623.12032.5759
H112.16841.10052.16982.78635.27174.15342.50863.07922.52671.75932.53623.09042.57593.1203
H122.83562.19011.09784.27676.16255.25811.77223.16862.63053.09042.53621.77234.47364.8102
H132.83562.19011.09784.27676.16255.25811.77222.63053.16862.53623.09041.77234.81024.4736
H142.18892.80764.24481.09943.15562.09094.91833.08512.53263.12032.57594.47364.81021.7628
H152.18892.80764.24481.09943.15562.09094.91832.53263.08512.57593.12034.81024.47361.7628

picture of Pentanenitrile state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 112.944 C1 C2 H10 109.299
C1 C2 H11 109.299 C1 C4 C6 113.079
C1 C4 H14 110.111 C1 C4 H15 110.111
C2 C1 C4 112.266 C2 C1 H8 109.995
C2 C1 H9 109.995 C2 C3 H7 111.142
C2 C3 H12 111.226 C2 C3 H13 111.226
C3 C2 H10 109.470 C3 C2 H11 109.470
C4 C1 H8 108.929 C4 C1 H9 108.929
C4 C6 N5 178.948 C6 C4 H14 108.362
C6 C4 H15 108.362 H7 C3 H12 107.712
H7 C3 H13 107.712 H8 C1 H9 106.552
H10 C2 H11 106.133 H12 C3 H13 107.648
H14 C4 H15 106.584
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.118      
2 C -0.134      
3 C -0.283      
4 C -0.137      
5 N -0.045      
6 C -0.121      
7 H 0.094      
8 H 0.093      
9 H 0.093      
10 H 0.078      
11 H 0.078      
12 H 0.089      
13 H 0.089      
14 H 0.112      
15 H 0.112      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  3.781 1.910 0.000 4.236
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -48.718 -8.069 0.000
y -8.069 -43.035 0.000
z 0.000 0.000 -37.477
Traceless
 xyz
x -8.462 -8.069 0.000
y -8.069 0.063 0.000
z 0.000 0.000 8.400
Polar
3z2-r216.799
x2-y2-5.683
xy-8.069
xz0.000
yz0.000


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


<r2> (average value of r2) Å2
<r2> 262.354
(<r2>)1/2 16.197