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All results from a given calculation for CH3CH2CH2CN (Butanenitrile)

using model chemistry: MP2/cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at MP2/cc-pVDZ
 hartrees
Energy at 0K-210.723632
Energy at 298.15K-210.730901
HF Energy-210.007694
Nuclear repulsion energy152.948093
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 MP2/cc-pVDZ
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' 3187 3036 19.05      
2 A' 3102 2955 22.12      
3 A' 3094 2947 0.65      
4 A' 3082 2936 19.93      
5 A' 2193 2089 0.35      
6 A' 1504 1433 5.58      
7 A' 1490 1419 0.95      
8 A' 1467 1398 3.06      
9 A' 1417 1350 1.62      
10 A' 1390 1324 2.11      
11 A' 1296 1235 3.18      
12 A' 1128 1074 1.38      
13 A' 1087 1036 0.06      
14 A' 977 931 1.61      
15 A' 892 849 1.74      
16 A' 520 495 0.64      
17 A' 344 328 0.03      
18 A' 161 153 4.83      
19 A" 3181 3030 36.08      
20 A" 3162 3011 2.22      
21 A" 3144 2995 0.04      
22 A" 1498 1426 7.81      
23 A" 1329 1266 0.02      
24 A" 1261 1201 0.01      
25 A" 1128 1074 0.06      
26 A" 873 831 0.25      
27 A" 750 714 2.87      
28 A" 371 353 0.15      
29 A" 255 243 0.02      
30 A" 102 97 3.43      

Unscaled Zero Point Vibrational Energy (zpe) 22692.4 cm-1
Scaled (by 0.9525) Zero Point Vibrational Energy (zpe) 21614.5 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 MP2/cc-pVDZ
ABC
0.78334 0.07457 0.07082

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -2.638 0.322 0.000
C2 -1.464 0.480 0.000
C3 0.000 0.639 0.000
C4 0.734 -0.713 0.000
C5 2.251 -0.524 0.000
H6 0.286 1.230 0.888
H7 0.286 1.230 -0.888
H8 0.419 -1.292 0.886
H9 0.419 -1.292 -0.886
H10 2.771 -1.495 0.000
H11 2.580 0.036 0.892
H12 2.580 0.036 -0.892

Atom - Atom Distances (Å)
  N1 C2 C3 C4 C5 H6 H7 H8 H9 H10 H11 H12
N11.18522.65733.52764.96223.18843.18843.56893.56895.70625.30165.3016
C21.18521.47232.50073.84822.10072.10072.73302.73304.67264.16464.1646
C32.65731.47231.53822.53361.10421.10422.16492.16493.49722.79542.7954
C43.52762.50071.53821.52912.18242.18241.10391.10392.18182.18302.1830
C54.96223.84822.53361.52912.77912.77912.17512.17511.10161.10331.1033
H63.18842.10071.10422.18242.77911.77532.52483.08553.79282.58543.1386
H73.18842.10071.10422.18242.77911.77533.08552.52483.79283.13862.5854
H83.56892.73302.16491.10392.17512.52483.08551.77192.52122.53633.0973
H93.56892.73302.16491.10392.17513.08552.52481.77192.52123.09732.5363
H105.70624.67263.49722.18181.10163.79283.79282.52122.52121.78261.7826
H115.30164.16462.79542.18301.10332.58543.13862.53633.09731.78261.7838
H125.30164.16462.79542.18301.10333.13862.58543.09732.53631.78261.7838

picture of Butanenitrile state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 C3 178.522 C2 C3 C4 112.313
C2 C3 H6 108.390 C2 C3 H7 108.390
C3 C4 C5 111.380 C3 C4 H8 108.935
C3 C4 H9 108.935 C4 C3 H6 110.284
C4 C3 H7 110.284 C4 C5 H10 111.021
C4 C5 H11 111.009 C4 C5 H12 111.009
C5 C4 H8 110.356 C5 C4 H9 110.356
H6 C3 H7 107.006 H8 C4 H9 106.750
H10 C5 H11 107.894 H10 C5 H12 107.894
H11 C5 H12 107.872
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability