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All results from a given calculation for CH3CH2CH2CN (Butanenitrile)

using model chemistry: B3PW91/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B3PW91/6-31G(2df,p)
 hartrees
Energy at 0K-211.315862
Energy at 298.15K-211.323147
HF Energy-211.315862
Nuclear repulsion energy154.138123
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 B3PW91/6-31G(2df,p)
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' 3133 3012 21.53      
2 A' 3064 2945 21.63      
3 A' 3048 2930 1.42      
4 A' 3044 2926 18.24      
5 A' 2369 2277 12.08      
6 A' 1502 1444 5.95      
7 A' 1487 1429 1.32      
8 A' 1460 1404 3.02      
9 A' 1411 1356 1.88      
10 A' 1379 1325 2.81      
11 A' 1295 1245 2.42      
12 A' 1113 1070 3.16      
13 A' 1060 1020 0.25      
14 A' 970 933 1.28      
15 A' 884 850 1.81      
16 A' 539 519 0.92      
17 A' 348 334 0.11      
18 A' 166 160 6.18      
19 A" 3126 3006 40.06      
20 A" 3105 2985 0.15      
21 A" 3085 2966 0.24      
22 A" 1495 1437 7.54      
23 A" 1322 1271 0.01      
24 A" 1253 1205 0.02      
25 A" 1122 1079 0.34      
26 A" 870 836 0.12      
27 A" 741 713 4.61      
28 A" 402 386 0.64      
29 A" 249 239 0.01      
30 A" 99 95 4.32      

Unscaled Zero Point Vibrational Energy (zpe) 22568.6 cm-1
Scaled (by 0.9614) Zero Point Vibrational Energy (zpe) 21697.4 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 B3PW91/6-31G(2df,p)
ABC
0.80214 0.07535 0.07162

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/6-31G(2df,p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -2.603 0.395 0.000
C2 -1.453 0.507 0.000
C3 0.000 0.630 0.000
C4 0.716 -0.730 0.000
C5 2.232 -0.572 0.000
H6 0.296 1.215 0.879
H7 0.296 1.215 -0.879
H8 0.393 -1.301 0.877
H9 0.393 -1.301 -0.877
H10 2.725 -1.548 0.000
H11 2.576 -0.025 0.885
H12 2.576 -0.025 -0.885

Atom - Atom Distances (Å)
  N1 C2 C3 C4 C5 H6 H7 H8 H9 H10 H11 H12
N11.15622.61403.50444.93093.13913.13913.55333.55335.67155.27125.2712
C21.15621.45792.49613.83902.08172.08172.72852.72854.65554.15884.1588
C32.61401.45791.53672.53471.09681.09682.15712.15713.48822.80132.8013
C43.50442.49611.53671.52452.17562.17561.09531.09532.16952.17752.1775
C54.93093.83902.53471.52452.77712.77712.16392.16391.09361.09551.0955
H63.13912.08171.09682.17562.77711.75772.51853.07033.78242.59533.1377
H73.13912.08171.09682.17562.77711.75773.07032.51853.78243.13772.5953
H83.55332.72852.15711.09532.16392.51853.07031.75452.50362.52883.0819
H93.55332.72852.15711.09532.16393.07032.51851.75452.50363.08192.5288
H105.67154.65553.48822.16951.09363.78243.78242.50362.50361.76751.7675
H115.27124.15882.80132.17751.09552.59533.13772.52883.08191.76751.7691
H125.27124.15882.80132.17751.09553.13772.59533.08192.52881.76751.7691

picture of Butanenitrile state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 C3 179.303 C2 C3 C4 112.900
C2 C3 H6 108.318 C2 C3 H7 108.318
C3 C4 C5 111.784 C3 C4 H8 108.932
C3 C4 H9 108.932 C4 C3 H6 110.286
C4 C3 H7 110.286 C4 C5 H10 110.845
C4 C5 H11 111.375 C4 C5 H12 111.375
C5 C4 H8 110.298 C5 C4 H9 110.298
H6 C3 H7 106.499 H8 C4 H9 106.437
H10 C5 H11 107.688 H10 C5 H12 107.688
H11 C5 H12 107.694
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.333      
2 C 0.290      
3 C -0.377      
4 C -0.228      
5 C -0.453      
6 H 0.178      
7 H 0.178      
8 H 0.151      
9 H 0.151      
10 H 0.152      
11 H 0.146      
12 H 0.146      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  4.101 0.025 0.000 4.101
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -41.940 1.043 0.000
y 1.043 -29.471 0.000
z 0.000 0.000 -29.703
Traceless
 xyz
x -12.353 1.043 0.000
y 1.043 6.350 0.000
z 0.000 0.000 6.003
Polar
3z2-r212.006
x2-y2-12.469
xy1.043
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 9.183 -0.325 0.000
y -0.325 5.983 0.000
z 0.000 0.000 5.613


<r2> (average value of r2) Å2
<r2> 158.855
(<r2>)1/2 12.604