return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

All results from a given calculation for CH3CH2CH2CN (Butanenitrile)

using model chemistry: HF/daug-cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at HF/daug-cc-pVTZ
 hartrees
Energy at 0K-210.074192
Energy at 298.15K-210.081734
HF Energy-210.074192
Nuclear repulsion energy155.134173
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 HF/daug-cc-pVTZ
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' 3226 2918 44.03      
2 A' 3193 2888 16.21      
3 A' 3177 2873 9.67      
4 A' 3156 2855 28.20      
5 A' 2581 2335 22.05      
6 A' 1628 1472 6.36      
7 A' 1610 1457 1.08      
8 A' 1597 1445 3.21      
9 A' 1543 1396 1.21      
10 A' 1519 1374 2.39      
11 A' 1421 1285 4.73      
12 A' 1204 1089 2.00      
13 A' 1106 1001 0.13      
14 A' 998 902 3.94      
15 A' 937 848 2.73      
16 A' 581 525 1.37      
17 A' 373 337 0.35      
18 A' 183 165 8.41      
19 A" 3239 2930 44.49      
20 A" 3216 2910 26.22      
21 A" 3195 2891 1.52      
22 A" 1615 1461 6.78      
23 A" 1437 1300 0.06      
24 A" 1368 1237 0.02      
25 A" 1232 1114 0.02      
26 A" 944 854 0.05      
27 A" 798 722 2.68      
28 A" 433 392 1.77      
29 A" 257 233 0.01      
30 A" 106 96 5.35      

Unscaled Zero Point Vibrational Energy (zpe) 23935.7 cm-1
Scaled (by 0.9046) Zero Point Vibrational Energy (zpe) 21652.2 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 HF/daug-cc-pVTZ
ABC
0.81012 0.07602 0.07224

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/daug-cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -2.584 0.378 0.000
C2 -1.463 0.496 0.000
C3 0.000 0.633 0.000
C4 0.714 -0.722 0.000
C5 2.229 -0.562 0.000
H6 0.278 1.212 0.872
H7 0.278 1.212 -0.872
H8 0.400 -1.287 0.870
H9 0.400 -1.287 -0.870
H10 2.716 -1.529 0.000
H11 2.567 -0.020 0.877
H12 2.567 -0.020 -0.877

Atom - Atom Distances (Å)
  N1 C2 C3 C4 C5 H6 H7 H8 H9 H10 H11 H12
N11.12722.59663.47674.90413.10563.10563.52593.52595.63275.24065.2406
C21.12721.46942.49453.84072.07452.07452.72112.72114.64364.15684.1568
C32.59661.46941.53212.52941.08281.08282.14572.14573.47162.79062.7906
C43.47672.49451.53211.52372.16592.16591.08341.08342.15842.16702.1670
C54.90413.84072.52941.52372.77752.77752.15142.15141.08261.08441.0844
H63.10562.07451.08282.16592.77751.74482.50163.04833.77052.60013.1337
H73.10562.07451.08282.16592.77751.74483.04832.50163.77053.13372.6001
H83.52592.72112.14571.08342.15142.50163.04831.73912.48582.51053.0581
H93.52592.72112.14571.08342.15143.04832.50161.73912.48583.05812.5105
H105.63274.64363.47162.15841.08263.77053.77052.48582.48581.75091.7509
H115.24064.15682.79062.16701.08442.60013.13372.51053.05811.75091.7533
H125.24064.15682.79062.16701.08443.13372.60013.05812.51051.75091.7533

picture of Butanenitrile state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 C3 179.392 C2 C3 C4 112.399
C2 C3 H6 107.781 C2 C3 H7 107.781
C3 C4 C5 111.734 C3 C4 H8 109.032
C3 C4 H9 109.032 C4 C3 H6 110.667
C4 C3 H7 110.667 C4 C5 H10 110.680
C4 C5 H11 111.264 C4 C5 H12 111.264
C5 C4 H8 110.073 C5 C4 H9 110.073
H6 C3 H7 107.348 H8 C4 H9 106.760
H10 C5 H11 107.798 H10 C5 H12 107.798
H11 C5 H12 107.883
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/daug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -1.342      
2 C 0.933      
3 C -0.454      
4 C -0.345      
5 C -1.055      
6 H 0.284      
7 H 0.284      
8 H 0.331      
9 H 0.331      
10 H 0.379      
11 H 0.327      
12 H 0.327      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  4.454 0.067 0.000 4.454
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -44.071 1.029 0.000
y 1.029 -30.375 0.000
z 0.000 0.000 -30.560
Traceless
 xyz
x -13.604 1.029 0.000
y 1.029 6.941 0.000
z 0.000 0.000 6.663
Polar
3z2-r213.326
x2-y2-13.696
xy1.029
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 9.552 -0.305 0.000
y -0.305 6.681 0.000
z 0.000 0.000 6.258


<r2> (average value of r2) Å2
<r2> 158.416
(<r2>)1/2 12.586