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All results from a given calculation for CH3CH2CH2CN (Butanenitrile)

using model chemistry: CCD/6-31G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at CCD/6-31G**
 hartrees
Energy at 0K-210.762458
Energy at 298.15K-210.769765
HF Energy-210.006479
Nuclear repulsion energy153.857713
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 CCD/6-31G**
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A' 3209 3008 26.82      
2 A' 3136 2941 26.21      
3 A' 3128 2933 0.07      
4 A' 3116 2922 19.27      
5 A' 2385 2236 0.85      
6 A' 1570 1472 3.99      
7 A' 1555 1458 0.99      
8 A' 1537 1441 2.16      
9 A' 1480 1388 1.26      
10 A' 1450 1359 1.70      
11 A' 1351 1266 2.88      
12 A' 1154 1082 1.57      
13 A' 1094 1025 0.02      
14 A' 985 924 2.21      
15 A' 907 850 1.71      
16 A' 527 494 0.73      
17 A' 352 330 0.09      
18 A' 166 156 6.28      
19 A" 3203 3003 52.04      
20 A" 3186 2987 0.96      
21 A" 3170 2972 0.02      
22 A" 1561 1464 6.25      
23 A" 1371 1285 0.05      
24 A" 1306 1224 0.06      
25 A" 1169 1096 0.03      
26 A" 902 846 0.10      
27 A" 760 713 2.20      
28 A" 376 352 0.72      
29 A" 248 233 0.00      
30 A" 100 94 4.04      

Unscaled Zero Point Vibrational Energy (zpe) 23225.9 cm-1
Scaled (by 0.9376) Zero Point Vibrational Energy (zpe) 21776.6 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 CCD/6-31G**
ABC
0.79923 0.07500 0.07128

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCD/6-31G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -2.621 0.347 0.000
C2 -1.465 0.483 0.000
C3 0.000 0.635 0.000
C4 0.728 -0.716 0.000
C5 2.245 -0.538 0.000
H6 0.283 1.219 0.878
H7 0.283 1.219 -0.878
H8 0.417 -1.288 0.876
H9 0.417 -1.288 -0.876
H10 2.748 -1.504 0.000
H11 2.574 0.012 0.882
H12 2.574 0.012 -0.882

Atom - Atom Distances (Å)
  N1 C2 C3 C4 C5 H6 H7 H8 H9 H10 H11 H12
N11.16422.63653.51404.94523.15643.15643.55923.55925.67875.27955.2795
C21.16421.47242.49943.84702.08952.08952.72812.72814.65744.16024.1602
C32.63651.47241.53512.53261.09161.09162.15352.15353.48222.79112.7911
C43.51402.49941.53511.52662.17092.17091.09121.09122.16752.17142.1714
C54.94523.84702.53261.52662.77562.77562.16092.16091.08931.09091.0909
H63.15642.08951.09162.17092.77561.75592.50983.06193.77602.58883.1306
H73.15642.08951.09162.17092.77561.75593.06192.50983.77603.13062.5888
H83.55922.72812.15351.09122.16092.50983.06191.75192.49932.51833.0715
H93.55922.72812.15351.09122.16093.06192.50981.75192.49933.07152.5183
H105.67874.65743.48222.16751.08933.77603.77602.49932.49931.76321.7632
H115.27954.16022.79112.17141.09092.58883.13062.51833.07151.76321.7648
H125.27954.16022.79112.17141.09093.13062.58883.07152.51831.76321.7648

picture of Butanenitrile state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 C3 179.227 C2 C3 C4 112.404
C2 C3 H6 108.249 C2 C3 H7 108.249
C3 C4 C5 111.622 C3 C4 H8 108.994
C3 C4 H9 108.994 C4 C3 H6 110.338
C4 C3 H7 110.338 C4 C5 H10 110.799
C4 C5 H11 111.014 C4 C5 H12 111.014
C5 C4 H8 110.159 C5 C4 H9 110.159
H6 C3 H7 107.085 H8 C4 H9 106.781
H10 C5 H11 107.951 H10 C5 H12 107.951
H11 C5 H12 107.982
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability