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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-210.704907
Energy at 298.15K-210.712194
HF Energy-209.994985
Nuclear repulsion energy153.616428
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
4/u)
Dep P Dep U
1 A' 3162 2993 24.42      
2 A' 3095 2929 23.34      
3 A' 3086 2921 0.13      
4 A' 3076 2911 17.63      
5 A' 2383 2255 1.12      
6 A' 1562 1478 6.70      
7 A' 1548 1465 1.58      
8 A' 1532 1451 2.84      
9 A' 1474 1395 3.01      
10 A' 1443 1366 1.89      
11 A' 1345 1273 1.10      
12 A' 1152 1090 2.63      
13 A' 1092 1034 0.01      
14 A' 985 932 2.66      
15 A' 906 857 2.11      
16 A' 527 499 0.87      
17 A' 353 334 0.09      
18 A' 166 157 6.31      
19 A" 3158 2989 46.62      
20 A" 3140 2972 0.70      
21 A" 3124 2957 0.00      
22 A" 1552 1469 8.39      
23 A" 1363 1291 0.03      
24 A" 1300 1230 0.04      
25 A" 1167 1105 0.12      
26 A" 903 854 0.14      
27 A" 761 721 3.41      
28 A" 376 356 0.64      
29 A" 247 234 0.01      
30 A" 100 95 4.16      

Unscaled Zero Point Vibrational Energy (zpe) 23038.9 cm-1
Scaled (by 0.9465) Zero Point Vibrational Energy (zpe) 21806.3 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 CCD/6-31G*
ABC
0.79401 0.07493 0.07119

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 0.349 0.000
C2 -1.465 0.484 0.000
C3 0.000 0.636 0.000
C4 0.727 -0.718 0.000
C5 2.245 -0.539 0.000
H6 0.286 1.223 0.882
H7 0.286 1.223 -0.882
H8 0.414 -1.293 0.880
H9 0.414 -1.293 -0.880
H10 2.752 -1.510 0.000
H11 2.577 0.014 0.887
H12 2.577 0.014 -0.887

Atom - Atom Distances (Å)
  N1 C2 C3 C4 C5 H6 H7 H8 H9 H10 H11 H12
N11.16442.63703.51444.94683.16153.16153.56123.56125.68595.28445.2844
C21.16441.47272.50013.84842.09512.09512.73162.73164.66474.16504.1650
C32.63701.47271.53662.53381.09761.09762.15992.15993.48972.79572.7957
C43.51442.50011.53661.52842.17702.17701.09711.09712.17422.17852.1785
C54.94683.84842.53381.52842.77842.77842.16732.16731.09571.09701.0970
H63.16152.09511.09762.17702.77841.76402.51903.07433.78532.59053.1370
H73.16152.09511.09762.17702.77841.76403.07432.51903.78533.13702.5905
H83.56122.73162.15991.09712.16732.51903.07431.76052.50792.52773.0844
H93.56122.73162.15991.09712.16733.07432.51901.76052.50793.08442.5277
H105.68594.66473.48972.17421.09573.78533.78532.50792.50791.77241.7724
H115.28444.16502.79572.17851.09702.59053.13702.52773.08441.77241.7745
H125.28444.16502.79572.17851.09703.13702.59053.08442.52771.77241.7745

picture of Butanenitrile state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 C3 179.237 C2 C3 C4 112.342
C2 C3 H6 108.320 C2 C3 H7 108.320
C3 C4 C5 111.518 C3 C4 H8 109.051
C3 C4 H9 109.051 C4 C3 H6 110.362
C4 C3 H7 110.362 C4 C5 H10 110.826
C4 C5 H11 111.089 C4 C5 H12 111.089
C5 C4 H8 110.192 C5 C4 H9 110.192
H6 C3 H7 106.954 H8 C4 H9 106.707
H10 C5 H11 107.870 H10 C5 H12 107.870
H11 C5 H12 107.955
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability