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All results from a given calculation for CH3CH2CH2CN (Butanenitrile)

using model chemistry: QCISD(T)/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 QCISD(T)/6-31G*
 hartrees
Energy at 0K-210.737355
Energy at 298.15K-210.744571
HF Energy-209.993088
Nuclear repulsion energy153.196194
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 QCISD(T)/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' 3134 3006        
2 A' 3065 2940        
3 A' 3056 2932        
4 A' 3049 2925        
5 A' 2296 2202        
6 A' 1551 1487        
7 A' 1537 1474        
8 A' 1520 1458        
9 A' 1460 1401        
10 A' 1425 1367        
11 A' 1329 1275        
12 A' 1139 1092        
13 A' 1079 1035        
14 A' 969 930        
15 A' 893 856        
16 A' 514 493        
17 A' 347 333        
18 A' 162 155        
19 A" 3128 3000        
20 A" 3109 2983        
21 A" 3092 2966        
22 A" 1542 1480        
23 A" 1351 1296        
24 A" 1287 1235        
25 A" 1153 1106        
26 A" 892 856        
27 A" 754 723        
28 A" 361 347        
29 A" 243 234        
30 A" 97 93        

Unscaled Zero Point Vibrational Energy (zpe) 22766.0 cm-1
Scaled (by 0.9593) Zero Point Vibrational Energy (zpe) 21839.5 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 QCISD(T)/6-31G*
ABC
0.78836 0.07460 0.07086

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -2.632 0.335 0.000
C2 -1.467 0.482 0.000
C3 0.000 0.638 0.000
C4 0.732 -0.716 0.000
C5 2.251 -0.530 0.000
H6 0.286 1.227 0.884
H7 0.286 1.227 -0.884
H8 0.419 -1.293 0.882
H9 0.419 -1.293 -0.882
H10 2.763 -1.501 0.000
H11 2.580 0.026 0.889
H12 2.580 0.026 -0.889

Atom - Atom Distances (Å)
  N1 C2 C3 C4 C5 H6 H7 H8 H9 H10 H11 H12
N11.17392.64953.52444.95933.17643.17643.56903.56905.69925.29695.2969
C21.17391.47572.50433.85372.09992.09992.73592.73594.67214.16944.1694
C32.64951.47571.53922.53611.09971.09972.16352.16353.49422.79712.7971
C43.52442.50431.53921.53072.18062.18061.09921.09922.17772.18152.1815
C54.95933.85372.53611.53072.78032.78032.17162.17161.09741.09891.0989
H63.17642.09991.09972.18062.78031.76772.52283.07953.78922.59003.1385
H73.17642.09991.09972.18062.78031.76773.07952.52283.78923.13852.5900
H83.56902.73592.16351.09922.17162.52283.07951.76442.51342.53193.0898
H93.56902.73592.16351.09922.17163.07952.52281.76442.51343.08982.5319
H105.69924.67213.49422.17771.09743.78923.78922.51342.51341.77591.7759
H115.29694.16942.79712.18151.09892.59003.13852.53193.08981.77591.7776
H125.29694.16942.79712.18151.09893.13852.59003.08982.53191.77591.7776

picture of Butanenitrile state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 C3 178.910 C2 C3 C4 112.307
C2 C3 H6 108.361 C2 C3 H7 108.361
C3 C4 C5 111.400 C3 C4 H8 109.031
C3 C4 H9 109.031 C4 C3 H6 110.335
C4 C3 H7 110.335 C4 C5 H10 110.839
C4 C5 H11 111.045 C4 C5 H12 111.045
C5 C4 H8 110.250 C5 C4 H9 110.250
H6 C3 H7 106.966 H8 C4 H9 106.755
H10 C5 H11 107.910 H10 C5 H12 107.910
H11 C5 H12 107.957
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability