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All results from a given calculation for CH3CH2CH2CN (Butanenitrile)

using model chemistry: TPSSh/3-21G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at TPSSh/3-21G
 hartrees
Energy at 0K-210.242343
Energy at 298.15K-210.249756
HF Energy-210.242343
Nuclear repulsion energy153.163938
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 TPSSh/3-21G
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' 3116 3018 28.67      
2 A' 3068 2972 17.13      
3 A' 3047 2952 3.10      
4 A' 3042 2947 19.62      
5 A' 2309 2237 3.96      
6 A' 1570 1521 6.54      
7 A' 1552 1504 3.57      
8 A' 1527 1480 5.42      
9 A' 1465 1419 4.33      
10 A' 1388 1345 3.16      
11 A' 1339 1297 0.64      
12 A' 1128 1092 7.81      
13 A' 1021 989 0.31      
14 A' 948 918 1.53      
15 A' 882 854 3.25      
16 A' 568 551 2.20      
17 A' 356 345 0.06      
18 A' 181 175 4.03      
19 A" 3125 3027 43.59      
20 A" 3097 3000 2.43      
21 A" 3080 2984 1.46      
22 A" 1570 1521 10.23      
23 A" 1364 1321 0.01      
24 A" 1305 1264 0.00      
25 A" 1168 1131 0.30      
26 A" 903 875 0.48      
27 A" 757 734 5.85      
28 A" 456 442 0.11      
29 A" 245 237 0.02      
30 A" 102 99 3.36      

Unscaled Zero Point Vibrational Energy (zpe) 22837.8 cm-1
Scaled (by 0.9688) Zero Point Vibrational Energy (zpe) 22125.3 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 TPSSh/3-21G
ABC
0.78255 0.07472 0.07095

See section I.F.4 to change rotational constant units
Geometric Data calculated at TPSSh/3-21G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -2.620 0.384 0.000
C2 -1.456 0.505 0.000
C3 0.000 0.638 0.000
C4 0.715 -0.745 0.000
C5 2.247 -0.557 0.000
H6 0.306 1.210 0.888
H7 0.306 1.210 -0.888
H8 0.400 -1.308 0.887
H9 0.400 -1.308 -0.887
H10 2.753 -1.530 0.000
H11 2.569 -0.002 0.890
H12 2.569 -0.002 -0.890

Atom - Atom Distances (Å)
  N1 C2 C3 C4 C5 H6 H7 H8 H9 H10 H11 H12
N11.17022.63223.52034.95723.16733.16733.57363.57365.70395.27865.2786
C21.17021.46202.50463.85242.09522.09522.74212.74214.67534.15304.1530
C32.63221.46201.55702.54551.09911.09912.17622.17623.50462.79312.7931
C43.52032.50461.55701.54402.18552.18551.09671.09672.18472.18712.1871
C54.95723.85242.54551.54402.77102.77102.18212.18211.09641.09771.0977
H63.16732.09521.09912.18552.77101.77522.51983.08203.77932.56663.1223
H73.16732.09521.09912.18552.77101.77523.08202.51983.77933.12232.5666
H83.57362.74212.17621.09672.18212.51983.08201.77392.52462.53173.0933
H93.57362.74212.17621.09672.18213.08202.51981.77392.52463.09332.5317
H105.70394.67533.50462.18471.09643.77933.77932.52462.52461.77821.7782
H115.27864.15302.79312.18711.09772.56663.12232.53173.09331.77821.7808
H125.27864.15302.79312.18711.09773.12232.56663.09332.53171.77821.7808

picture of Butanenitrile state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 C3 179.303 C2 C3 C4 112.077
C2 C3 H6 108.955 C2 C3 H7 108.955
C3 C4 C5 110.339 C3 C4 H8 108.947
C3 C4 H9 108.947 C4 C3 H6 109.520
C4 C3 H7 109.520 C4 C5 H10 110.522
C4 C5 H11 110.630 C4 C5 H12 110.630
C5 C4 H8 110.300 C5 C4 H9 110.300
H6 C3 H7 107.711 H8 C4 H9 107.952
H10 C5 H11 108.282 H10 C5 H12 108.282
H11 C5 H12 108.411
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at TPSSh/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.501      
2 C 0.360      
3 C -0.470      
4 C -0.408      
5 C -0.592      
6 H 0.263      
7 H 0.263      
8 H 0.230      
9 H 0.230      
10 H 0.214      
11 H 0.206      
12 H 0.206      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  3.878 0.036 0.000 3.878
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 8.457 -0.264 0.000
y -0.264 5.282 0.000
z 0.000 0.000 4.989


<r2> (average value of r2) Å2
<r2> 160.279
(<r2>)1/2 12.660