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All results from a given calculation for CH3CH2CH2CN (Butanenitrile)

using model chemistry: MP2=FULL/STO-3G

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=FULL/STO-3G
 hartrees
Energy at 0K-207.750680
Energy at 298.15K-207.757696
HF Energy-207.416690
Nuclear repulsion energy149.971452
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=FULL/STO-3G
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' 3558 3163 1.79      
2 A' 3414 3035 2.78      
3 A' 3400 3022 0.13      
4 A' 3377 3002 2.44      
5 A' 2121 1886 37.97      
6 A' 1740 1547 0.66      
7 A' 1714 1524 0.21      
8 A' 1686 1499 1.06      
9 A' 1623 1443 0.32      
10 A' 1566 1392 1.87      
11 A' 1446 1285 11.30      
12 A' 1240 1102 0.87      
13 A' 1170 1040 0.05      
14 A' 1024 910 1.08      
15 A' 945 840 0.92      
16 A' 522 464 0.61      
17 A' 357 317 0.09      
18 A' 166 147 3.11      
19 A" 3557 3162 3.36      
20 A" 3528 3136 1.25      
21 A" 3508 3118 0.02      
22 A" 1732 1540 2.13      
23 A" 1462 1300 0.07      
24 A" 1401 1246 0.11      
25 A" 1254 1115 0.06      
26 A" 975 867 0.15      
27 A" 812 722 3.34      
28 A" 356 317 0.41      
29 A" 239 213 0.02      
30 A" 96 86 2.06      

Unscaled Zero Point Vibrational Energy (zpe) 24994.8 cm-1
Scaled (by 0.8889) Zero Point Vibrational Energy (zpe) 22217.9 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=FULL/STO-3G
ABC
0.76278 0.07117 0.06762

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/STO-3G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -2.715 0.293 0.000
C2 -1.502 0.463 0.000
C3 0.000 0.655 0.000
C4 0.765 -0.715 0.000
C5 2.309 -0.503 0.000
H6 0.281 1.246 0.895
H7 0.281 1.246 -0.895
H8 0.466 -1.297 0.892
H9 0.466 -1.297 -0.892
H10 2.829 -1.476 0.000
H11 2.626 0.060 0.894
H12 2.626 0.060 -0.894

Atom - Atom Distances (Å)
  N1 C2 C3 C4 C5 H6 H7 H8 H9 H10 H11 H12
N11.22562.73933.62295.08663.26933.26933.66693.66695.81915.42045.4204
C21.22561.51382.55383.93062.14312.14312.78652.78654.74414.24234.2423
C32.73931.51381.56872.58281.10861.10862.19612.19613.54132.83702.8370
C43.62292.55381.56871.55852.20882.20881.10641.10642.19972.20542.2054
C55.08663.93062.58281.55852.82312.82312.19562.19561.10321.10331.1033
H63.26932.14311.10862.20882.82311.78932.54963.11353.83382.62753.1788
H73.26932.14311.10862.20882.82311.78933.11352.54963.83383.17882.6275
H83.66692.78652.19611.10642.19562.54963.11351.78472.53142.55023.1139
H93.66692.78652.19611.10642.19563.11352.54961.78472.53143.11392.5502
H105.81914.74413.54132.19971.10323.83383.83382.53142.53141.78881.7888
H115.42044.24232.83702.20541.10332.62753.17882.55023.11391.78881.7890
H125.42044.24232.83702.20541.10333.17882.62753.11392.55021.78881.7890

picture of Butanenitrile state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 C3 179.343 C2 C3 C4 111.874
C2 C3 H6 108.630 C2 C3 H7 108.630
C3 C4 C5 111.361 C3 C4 H8 109.142
C3 C4 H9 109.142 C4 C3 H6 109.994
C4 C3 H7 109.994 C4 C5 H10 110.298
C4 C5 H11 110.735 C4 C5 H12 110.735
C5 C4 H8 109.793 C5 C4 H9 109.793
H6 C3 H7 107.606 H8 C4 H9 107.525
H10 C5 H11 108.331 H10 C5 H12 108.331
H11 C5 H12 108.328
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability