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All results from a given calculation for C5H9N (Butanenitrile, 2-methyl-)

using model chemistry: wB97X-D/cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at wB97X-D/cc-pVDZ
 hartrees
Energy at 0K-250.631647
Energy at 298.15K-250.641174
HF Energy-250.631647
Nuclear repulsion energy219.961413
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 wB97X-D/cc-pVDZ
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 3174 3024 16.12      
2 A 3164 3014 19.33      
3 A 3156 3007 32.93      
4 A 3145 2996 37.95      
5 A 3123 2975 3.76      
6 A 3080 2934 14.27      
7 A 3078 2932 26.51      
8 A 3071 2925 1.08      
9 A 3064 2919 24.19      
10 A 2386 2273 15.31      
11 A 1527 1455 4.86      
12 A 1514 1442 10.22      
13 A 1512 1440 13.83      
14 A 1505 1433 9.34      
15 A 1494 1423 0.49      
16 A 1436 1368 4.19      
17 A 1425 1357 7.97      
18 A 1399 1333 0.82      
19 A 1354 1290 1.13      
20 A 1334 1271 2.74      
21 A 1294 1233 0.39      
22 A 1193 1136 2.27      
23 A 1155 1100 0.34      
24 A 1128 1074 6.41      
25 A 1061 1011 1.71      
26 A 1010 963 1.34      
27 A 983 936 5.02      
28 A 909 866 0.20      
29 A 823 784 0.65      
30 A 772 735 2.97      
31 A 570 543 0.07      
32 A 544 519 1.14      
33 A 406 387 0.26      
34 A 327 312 0.66      
35 A 292 278 0.08      
36 A 224 213 0.67      
37 A 203 194 2.09      
38 A 166 158 6.10      
39 A 93 89 1.75      

Unscaled Zero Point Vibrational Energy (zpe) 29046.9 cm-1
Scaled (by 0.9526) Zero Point Vibrational Energy (zpe) 27670.0 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 wB97X-D/cc-pVDZ
ABC
0.21742 0.07353 0.05883

See section I.F.4 to change rotational constant units
Geometric Data calculated at wB97X-D/cc-pVDZ

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.525 -0.291 0.116
N2 -2.589 -0.698 -0.090
C3 -0.035 1.651 -0.150
H4 -0.139 1.687 -1.238
H5 -0.804 2.291 0.289
H6 0.941 2.061 0.120
C7 2.311 -0.424 0.076
H8 2.460 -0.377 1.161
H9 2.987 -1.187 -0.319
H10 2.618 0.535 -0.350
C11 0.863 -0.768 -0.268
H12 0.724 -0.773 -1.355
H13 0.639 -1.782 0.080
C14 -0.162 0.205 0.358
H15 -0.023 0.200 1.447

Atom - Atom Distances (Å)
  C1 N2 C3 H4 H5 H6 C7 H8 H9 H10 C11 H12 H13 C14 H15
C11.15762.46232.76892.68593.40773.83904.12064.62094.25022.46542.73032.62771.47072.0667
N21.15763.47083.60713.50164.48514.91095.21145.60245.35753.45743.54733.40892.62813.1233
C32.46233.47081.09401.09251.09203.14023.47194.14922.88472.58322.81173.50581.53802.1576
H42.76893.60711.09401.77181.77473.49104.09494.34483.11702.82382.60973.79142.17833.0716
H52.68593.50161.09251.77181.76804.13774.30485.18063.89873.52793.79814.32552.18352.5144
H63.40774.48511.09201.77471.76802.83843.05553.86422.31552.85693.20263.85502.17212.4805
C73.83904.91093.14023.49104.13772.83841.09551.09321.09351.52792.16582.15472.56752.7779
H84.12065.21143.47194.09494.30483.05551.09551.76711.77162.17793.08212.54132.80302.5648
H94.62095.60244.14924.34485.18063.86421.09321.76711.76192.16572.52342.45563.50903.7553
H104.25025.35752.88473.11703.89872.31551.09351.77161.76192.18772.51213.07782.88753.2114
C112.46543.45742.58322.82383.52792.85691.52792.17792.16572.18771.09631.09491.54572.1594
H122.73033.54732.81172.60973.79813.20262.16583.08212.52342.51211.09631.75632.16263.0590
H132.62773.40893.50583.79144.32553.85502.15472.54132.45563.07781.09491.75632.15982.4967
C141.47072.62811.53802.17832.18352.17212.56752.80303.50902.88751.54572.16262.15981.0978
H152.06673.12332.15763.07162.51442.48052.77792.56483.75533.21142.15943.05902.49671.0978

picture of Butanenitrile, 2-methyl- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C14 C3 109.828 C1 C14 C11 109.609
C1 C14 H15 106.236 N2 C1 C14 178.812
C3 C14 C11 113.796 C3 C14 H15 108.732
H4 C3 H5 108.258 H4 C3 H6 108.560
H4 C3 C14 110.583 H5 C3 H6 108.065
H5 C3 C14 111.081 H6 C3 C14 110.208
C7 C11 H12 110.152 C7 C11 H13 109.364
C7 C11 C14 113.298 H8 C7 H9 107.677
H8 C7 H10 108.055 H8 C7 C11 111.158
H9 C7 H10 107.366 H9 C7 C11 110.325
H10 C7 C11 112.077 C11 C14 H15 108.348
H12 C11 H13 106.557 H12 C11 C14 108.686
H13 C11 C14 108.550
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at wB97X-D/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.052      
2 N -0.474      
3 C -0.503      
4 H 0.176      
5 H 0.177      
6 H 0.166      
7 C -0.551      
8 H 0.159      
9 H 0.170      
10 H 0.158      
11 C -0.236      
12 H 0.172      
13 H 0.171      
14 C 0.274      
15 H 0.193      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  4.104 1.347 0.560 4.356
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -49.555 -4.011 -0.984
y -4.011 -37.595 -0.141
z -0.984 -0.141 -37.043
Traceless
 xyz
x -12.236 -4.011 -0.984
y -4.011 5.704 -0.141
z -0.984 -0.141 6.531
Polar
3z2-r213.063
x2-y2-11.960
xy-4.011
xz-0.984
yz-0.141


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 11.146 0.555 0.294
y 0.555 8.584 0.122
z 0.294 0.122 7.583


<r2> (average value of r2) Å2
<r2> 199.182
(<r2>)1/2 14.113