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All results from a given calculation for CH3CH2CH2CN (Butanenitrile)

using model chemistry: MP2=FULL/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 MP2=FULL/6-31G**
 hartrees
Energy at 0K-210.749715
Energy at 298.15K-210.757026
HF Energy-210.003750
Nuclear repulsion energy153.962892
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/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' 3233 3021 20.91      
2 A' 3149 2942 21.46      
3 A' 3136 2930 1.28      
4 A' 3131 2925 16.63      
5 A' 2226 2080 0.16      
6 A' 1568 1465 4.53      
7 A' 1553 1451 1.27      
8 A' 1529 1429 2.50      
9 A' 1472 1375 1.79      
10 A' 1436 1342 1.99      
11 A' 1341 1253 2.02      
12 A' 1153 1077 2.33      
13 A' 1097 1025 0.06      
14 A' 986 921 1.50      
15 A' 908 848 1.69      
16 A' 525 490 0.74      
17 A' 352 329 0.04      
18 A' 164 153 5.82      
19 A" 3228 3017 38.20      
20 A" 3206 2996 3.85      
21 A" 3188 2979 0.06      
22 A" 1562 1460 7.19      
23 A" 1370 1280 0.03      
24 A" 1302 1217 0.06      
25 A" 1164 1087 0.10      
26 A" 901 842 0.13      
27 A" 762 712 2.90      
28 A" 376 351 0.51      
29 A" 256 239 0.00      
30 A" 102 95 3.90      

Unscaled Zero Point Vibrational Energy (zpe) 23186.1 cm-1
Scaled (by 0.9344) Zero Point Vibrational Energy (zpe) 21665.1 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 MP2=FULL/6-31G**
ABC
0.80031 0.07526 0.07151

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/6-31G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -2.625 0.336 0.000
C2 -1.455 0.479 0.000
C3 0.000 0.634 0.000
C4 0.729 -0.712 0.000
C5 2.240 -0.529 0.000
H6 0.285 1.216 0.877
H7 0.285 1.216 -0.877
H8 0.419 -1.283 0.875
H9 0.419 -1.283 -0.875
H10 2.748 -1.491 0.000
H11 2.565 0.022 0.881
H12 2.565 0.022 -0.881

Atom - Atom Distances (Å)
  N1 C2 C3 C4 C5 H6 H7 H8 H9 H10 H11 H12
N11.17922.64203.51424.94133.16473.16473.55673.55675.67525.27395.2739
C21.17921.46292.48753.82962.08342.08342.71632.71634.64144.14054.1405
C32.64201.46291.53102.52391.09071.09072.14832.14833.47372.78042.7804
C43.51422.48751.53101.52182.16452.16451.08971.08972.16382.16472.1647
C54.94133.82962.52391.52182.76322.76322.15652.15651.08761.08881.0888
H63.16472.08341.09072.16452.76321.75382.50273.05493.76322.57363.1165
H73.16472.08341.09072.16452.76321.75383.05492.50273.76323.11652.5736
H83.55672.71632.14831.08972.15652.50273.05491.74972.49702.51223.0648
H93.55672.71632.14831.08972.15653.05492.50271.74972.49703.06482.5122
H105.67524.64143.47372.16381.08763.76323.76322.49702.49701.76011.7601
H115.27394.14052.78042.16471.08882.57363.11652.51223.06481.76011.7615
H125.27394.14052.78042.16471.08883.11652.57363.06482.51221.76011.7615

picture of Butanenitrile state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 C3 179.122 C2 C3 C4 112.358
C2 C3 H6 108.474 C2 C3 H7 108.474
C3 C4 C5 111.534 C3 C4 H8 108.951
C3 C4 H9 108.951 C4 C3 H6 110.168
C4 C3 H7 110.168 C4 C5 H10 110.949
C4 C5 H11 110.949 C4 C5 H12 110.949
C5 C4 H8 110.237 C5 C4 H9 110.237
H6 C3 H7 107.030 H8 C4 H9 106.801
H10 C5 H11 107.943 H10 C5 H12 107.943
H11 C5 H12 107.977
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability