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All results from a given calculation for CH3CH2CH2CN (Butanenitrile)

using model chemistry: B3PW91/3-21G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B3PW91/3-21G
 hartrees
Energy at 0K-210.150146
Energy at 298.15K-210.157620
HF Energy-210.150146
Nuclear repulsion energy153.639347
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 B3PW91/3-21G
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' 3135 3013 21.42      
2 A' 3080 2960 15.30      
3 A' 3059 2941 1.63      
4 A' 3055 2936 16.04      
5 A' 2352 2260 5.16      
6 A' 1562 1502 9.64      
7 A' 1547 1487 4.79      
8 A' 1522 1463 7.15      
9 A' 1462 1405 7.99      
10 A' 1394 1340 3.14      
11 A' 1345 1293 1.86      
12 A' 1135 1091 9.19      
13 A' 1043 1003 0.19      
14 A' 969 931 1.69      
15 A' 896 861 3.79      
16 A' 578 556 1.90      
17 A' 366 352 0.07      
18 A' 186 178 4.09      
19 A" 3140 3018 34.08      
20 A" 3114 2993 1.33      
21 A" 3095 2975 0.50      
22 A" 1562 1502 12.43      
23 A" 1367 1314 0.00      
24 A" 1308 1258 0.00      
25 A" 1170 1125 0.67      
26 A" 911 876 0.52      
27 A" 766 736 7.59      
28 A" 463 445 0.07      
29 A" 250 240 0.02      
30 A" 104 100 3.44      

Unscaled Zero Point Vibrational Energy (zpe) 22967.1 cm-1
Scaled (by 0.9612) Zero Point Vibrational Energy (zpe) 22076.0 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 B3PW91/3-21G
ABC
0.78979 0.07515 0.07138

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/3-21G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -2.610 0.394 0.000
C2 -1.450 0.507 0.000
C3 0.000 0.634 0.000
C4 0.711 -0.743 0.000
C5 2.238 -0.565 0.000
H6 0.308 1.207 0.886
H7 0.308 1.207 -0.886
H8 0.395 -1.307 0.885
H9 0.395 -1.307 -0.885
H10 2.740 -1.539 0.000
H11 2.565 -0.012 0.889
H12 2.565 -0.012 -0.889

Atom - Atom Distances (Å)
  N1 C2 C3 C4 C5 H6 H7 H8 H9 H10 H11 H12
N11.16522.62103.51044.94173.15613.15613.56513.56515.68815.26645.2664
C21.16521.45582.49703.84082.08952.08952.73552.73554.66294.14524.1452
C32.62101.45581.54982.53871.09891.09892.17012.17013.49672.79052.7905
C43.51042.49701.54981.53712.17892.17891.09641.09642.17902.18222.1822
C54.94173.84082.53871.53712.76512.76512.17502.17501.09571.09711.0971
H63.15612.08951.09892.17892.76511.77172.51553.07653.77272.56453.1190
H73.15612.08951.09892.17892.76511.77173.07652.51553.77273.11902.5645
H83.56512.73552.17011.09642.17502.51553.07651.77052.51672.52723.0880
H93.56512.73552.17011.09642.17503.07652.51551.77052.51673.08802.5272
H105.68814.66293.49672.17901.09573.77273.77272.51672.51671.77571.7757
H115.26644.14522.79052.18221.09712.56453.11902.52723.08801.77571.7785
H125.26644.14522.79052.18221.09713.11902.56453.08802.52721.77571.7785

picture of Butanenitrile state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 C3 179.412 C2 C3 C4 112.323
C2 C3 H6 108.951 C2 C3 H7 108.951
C3 C4 C5 110.658 C3 C4 H8 108.980
C3 C4 H9 108.980 C4 C3 H6 109.522
C4 C3 H7 109.522 C4 C5 H10 110.600
C4 C5 H11 110.767 C4 C5 H12 110.767
C5 C4 H8 110.239 C5 C4 H9 110.239
H6 C3 H7 107.446 H8 C4 H9 107.678
H10 C5 H11 108.154 H10 C5 H12 108.154
H11 C5 H12 108.302
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.499      
2 C 0.362      
3 C -0.493      
4 C -0.423      
5 C -0.620      
6 H 0.271      
7 H 0.271      
8 H 0.238      
9 H 0.238      
10 H 0.224      
11 H 0.215      
12 H 0.215      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  3.902 0.034 0.000 3.902
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -41.733 0.980 0.000
y 0.980 -29.847 0.000
z 0.000 0.000 -30.118
Traceless
 xyz
x -11.750 0.980 0.000
y 0.980 6.079 0.000
z 0.000 0.000 5.672
Polar
3z2-r211.343
x2-y2-11.886
xy0.980
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.279 -0.249 0.000
y -0.249 5.222 0.000
z 0.000 0.000 4.950


<r2> (average value of r2) Å2
<r2> 159.412
(<r2>)1/2 12.626