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All results from a given calculation for CH3CH2CH2CN (Butanenitrile)

using model chemistry: MP4/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 MP4/cc-pVTZ
 hartrees
Energy at 0K-211.012600
Energy at 298.15K-211.019831
HF Energy-210.066585
Nuclear repulsion energy153.809367
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 MP4/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' 3125 3029        
2 A' 3059 2965        
3 A' 3049 2955        
4 A' 3037 2943        
5 A' 2178 2111        
6 A' 1514 1467        
7 A' 1499 1453        
8 A' 1477 1432        
9 A' 1416 1373        
10 A' 1387 1344        
11 A' 1300 1260        
12 A' 1120 1085        
13 A' 1064 1031        
14 A' 956 926        
15 A' 879 852        
16 A' 516 500        
17 A' 341 330        
18 A' 162 157        
19 A" 3119 3023        
20 A" 3103 3007        
21 A" 3086 2991        
22 A" 1508 1461        
23 A" 1331 1290        
24 A" 1263 1224        
25 A" 1130 1095        
26 A" 872 845        
27 A" 743 720        
28 A" 365 354        
29 A" 243 236        
30 A" 98 95        

Unscaled Zero Point Vibrational Energy (zpe) 22470.1 cm-1
Scaled (by 0.9692) Zero Point Vibrational Energy (zpe) 21778.1 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 MP4/cc-pVTZ
ABC
0.79218 0.07528 0.07148

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP4/cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -2.622 0.329 0.000
C2 -1.460 0.480 0.000
C3 0.000 0.637 0.000
C4 0.727 -0.716 0.000
C5 2.242 -0.525 0.000
H6 0.284 1.220 0.880
H7 0.284 1.220 -0.880
H8 0.415 -1.287 0.878
H9 0.415 -1.287 -0.878
H10 2.758 -1.486 0.000
H11 2.567 0.031 0.883
H12 2.567 0.031 -0.883

Atom - Atom Distances (Å)
  N1 C2 C3 C4 C5 H6 H7 H8 H9 H10 H11 H12
N11.17192.63963.50824.93843.16413.16413.55023.55025.67765.27125.2712
C21.17191.46792.49283.83602.08852.08852.72202.72204.65364.14634.1463
C32.63961.46791.53562.52531.09341.09342.15482.15483.48042.78112.7811
C43.50822.49281.53561.52702.17232.17231.09261.09262.17192.17262.1726
C54.93843.83602.52531.52702.76672.76672.16552.16551.09091.09281.0928
H63.16412.08851.09342.17232.76671.76012.51063.06473.77082.57383.1200
H73.16412.08851.09342.17232.76671.76013.06472.51063.77083.12002.5738
H83.55022.72202.15481.09262.16552.51063.06471.75522.50962.52273.0766
H93.55022.72202.15481.09262.16553.06472.51061.75522.50963.07662.5227
H105.67764.65363.48042.17191.09093.77083.77082.50962.50961.76581.7658
H115.27124.14632.78112.17261.09282.57383.12002.52273.07661.76581.7669
H125.27124.14632.78112.17261.09283.12002.57383.07662.52271.76581.7669

picture of Butanenitrile state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 C3 178.675 C2 C3 C4 112.165
C2 C3 H6 108.364 C2 C3 H7 108.364
C3 C4 C5 111.088 C3 C4 H8 108.973
C3 C4 H9 108.973 C4 C3 H6 110.299
C4 C3 H7 110.299 C4 C5 H10 111.025
C4 C5 H11 110.967 C4 C5 H12 110.967
C5 C4 H8 110.410 C5 C4 H9 110.410
H6 C3 H7 107.192 H8 C4 H9 106.875
H10 C5 H11 107.927 H10 C5 H12 107.927
H11 C5 H12 107.889
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability