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All results from a given calculation for CH3CH2CH2CN (Butanenitrile)

using model chemistry: B2PLYP/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 B2PLYP/6-31G*
 hartrees
Energy at 0K-211.134835
Energy at 298.15K-211.142122
HF Energy-210.909353
Nuclear repulsion energy153.659364
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 B2PLYP/6-31G*
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A' 3162 3001 26.51      
2 A' 3097 2940 24.56      
3 A' 3084 2927 1.97      
4 A' 3080 2923 18.11      
5 A' 2306 2189 2.56      
6 A' 1558 1479 5.32      
7 A' 1543 1465 1.34      
8 A' 1522 1444 2.61      
9 A' 1464 1390 1.85      
10 A' 1424 1352 2.47      
11 A' 1336 1268 2.35      
12 A' 1140 1082 3.23      
13 A' 1071 1016 0.14      
14 A' 971 922 1.77      
15 A' 897 851 1.83      
16 A' 528 501 0.96      
17 A' 352 334 0.06      
18 A' 166 158 6.08      
19 A" 3158 2997 51.05      
20 A" 3138 2978 0.59      
21 A" 3121 2962 0.19      
22 A" 1551 1472 7.81      
23 A" 1358 1289 0.02      
24 A" 1292 1226 0.05      
25 A" 1158 1100 0.20      
26 A" 896 851 0.13      
27 A" 761 722 3.60      
28 A" 384 365 0.54      
29 A" 253 240 0.01      
30 A" 101 96 4.14      

Unscaled Zero Point Vibrational Energy (zpe) 22934.9 cm-1
Scaled (by 0.9492) Zero Point Vibrational Energy (zpe) 21769.8 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 B2PLYP/6-31G*
ABC
0.79692 0.07489 0.07117

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP/6-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -2.621 0.365 0.000
C2 -1.460 0.493 0.000
C3 0.000 0.634 0.000
C4 0.725 -0.724 0.000
C5 2.243 -0.550 0.000
H6 0.291 1.218 0.880
H7 0.291 1.218 -0.880
H8 0.410 -1.296 0.878
H9 0.410 -1.296 -0.878
H10 2.745 -1.521 0.000
H11 2.578 0.000 0.885
H12 2.578 0.000 -0.885

Atom - Atom Distances (Å)
  N1 C2 C3 C4 C5 H6 H7 H8 H9 H10 H11 H12
N11.16782.63463.51824.94893.15903.15903.56563.56565.68735.28635.2863
C21.16781.46692.50063.84692.08942.08942.73252.73254.66214.16324.1632
C32.63461.46691.53882.53601.09531.09532.15922.15923.48942.79842.7984
C43.51822.50061.53881.52802.17552.17551.09431.09432.17162.17762.1776
C54.94893.84692.53601.52802.77682.77682.16492.16491.09301.09441.0944
H63.15902.08941.09532.17552.77681.75912.51703.06993.78142.59153.1350
H73.15902.08941.09532.17552.77681.75913.06992.51703.78143.13502.5915
H83.56562.73252.15921.09432.16492.51703.06991.75602.50462.52613.0803
H93.56562.73252.15921.09432.16493.06992.51701.75602.50463.08032.5261
H105.68734.66213.48942.17161.09303.78143.78142.50462.50461.76751.7675
H115.28634.16322.79842.17761.09442.59153.13502.52613.08031.76751.7693
H125.28634.16322.79842.17761.09443.13502.59153.08032.52611.76751.7693

picture of Butanenitrile state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 C3 179.223 C2 C3 C4 112.582
C2 C3 H6 108.392 C2 C3 H7 108.392
C3 C4 C5 111.570 C3 C4 H8 109.011
C3 C4 H9 109.011 C4 C3 H6 110.226
C4 C3 H7 110.226 C4 C5 H10 110.807
C4 C5 H11 111.197 C4 C5 H12 111.197
C5 C4 H8 110.202 C5 C4 H9 110.202
H6 C3 H7 106.831 H8 C4 H9 106.711
H10 C5 H11 107.808 H10 C5 H12 107.808
H11 C5 H12 107.870
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B2PLYP/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.433      
2 C 0.311      
3 C -0.352      
4 C -0.277      
5 C -0.463      
6 H 0.199      
7 H 0.199      
8 H 0.169      
9 H 0.169      
10 H 0.166      
11 H 0.156      
12 H 0.156      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  4.010 0.089 0.000 4.011
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -42.483 0.868 0.000
y 0.868 -29.968 0.000
z 0.000 0.000 -30.194
Traceless
 xyz
x -12.402 0.868 0.000
y 0.868 6.371 0.000
z 0.000 0.000 6.031
Polar
3z2-r212.061
x2-y2-12.515
xy0.868
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.676 -0.213 0.000
y -0.213 5.562 0.000
z 0.000 0.000 5.284


<r2> (average value of r2) Å2
<r2> 159.957
(<r2>)1/2 12.647