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All results from a given calculation for C5H9N (Propanenitrile, 2,2-dimethyl-)

using model chemistry: G4

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at G4
 hartrees
Energy at 0K-250.523992
Energy at 298.15K-250.515656
HF Energy-250.715736
Nuclear repulsion energy226.770902
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 B3LYP/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' 3126 3016 26.41      
2 A' 3120 3011 40.40      
3 A' 3114 3005 3.30      
4 A' 3046 2939 12.69      
5 A' 3040 2934 15.43      
6 A' 2351 2269 9.02      
7 A' 1518 1465 9.11      
8 A' 1499 1447 5.92      
9 A' 1485 1433 0.53      
10 A' 1433 1383 0.77      
11 A' 1399 1350 3.42      
12 A' 1270 1225 15.36      
13 A' 1229 1186 5.24      
14 A' 1052 1015 0.12      
15 A' 937 904 0.81      
16 A' 880 850 0.47      
17 A' 689 665 1.21      
18 A' 584 564 0.05      
19 A' 374 361 0.57      
20 A' 353 341 0.30      
21 A' 263 254 0.16      
22 A' 188 181 4.02      
23 A" 3126 3016 27.07      
24 A" 3122 3013 0.03      
25 A" 3115 3006 2.64      
26 A" 3040 2934 15.43      
27 A" 1499 1447 6.01      
28 A" 1485 1433 0.38      
29 A" 1475 1423 0.00      
30 A" 1400 1351 3.41      
31 A" 1229 1186 5.28      
32 A" 1053 1016 0.12      
33 A" 970 936 0.00      
34 A" 939 906 0.80      
35 A" 584 564 0.04      
36 A" 356 343 0.30      
37 A" 267 257 0.13      
38 A" 207 200 0.00      
39 A" 188 182 4.05      

Unscaled Zero Point Vibrational Energy (zpe) 28500.7 cm-1
Scaled (by 0.965) Zero Point Vibrational Energy (zpe) 27503.2 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 B3LYP/6-31G(2df,p)
ABC
0.14969 0.09160 0.09158

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/6-31G(2df,p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.278 0.000
C2 -0.000 -1.196 0.000
C3 -1.464 0.771 0.000
C4 0.732 0.771 1.267
C5 0.732 0.771 -1.267
N6 -0.001 -2.352 0.000
H7 -1.480 1.865 0.000
H8 0.742 1.865 1.280
H9 0.742 1.865 -1.280
H10 -1.998 0.418 -0.886
H11 -1.998 0.418 0.886
H12 0.231 0.419 2.173
H13 1.766 0.416 1.288
H14 1.766 0.416 -1.288
H15 0.231 0.419 -2.173

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 N6 H7 H8 H9 H10 H11 H12 H13 H14 H15
C11.47371.54431.54431.54432.62992.17032.17012.17012.19032.19032.19022.19022.19022.1902
C21.47372.45142.45162.45161.15623.40003.40003.40002.71672.71672.71782.71642.71642.7178
C31.54432.45142.53502.53503.44861.09452.77502.77501.09331.09332.77853.49493.49492.7785
C41.54432.45162.53502.53453.44892.77431.09452.77273.49502.77931.09321.09332.77913.4946
C51.54432.45162.53502.53453.44892.77432.77271.09452.77933.49503.49462.77911.09331.0932
N62.62991.15623.44863.44893.44894.46934.46944.46943.52813.52813.52963.52773.52773.5296
H72.17033.40001.09452.77432.77434.46932.56432.56431.77441.77443.12133.78083.78083.1213
H82.17013.40002.77501.09452.77274.46942.56432.56073.78093.12401.77441.77413.12143.7787
H92.17013.40002.77502.77271.09454.46942.56432.56073.12403.78093.77873.12141.77411.7744
H102.19032.71671.09333.49502.77933.52811.77443.78093.12401.77153.78554.34683.78582.5748
H112.19032.71671.09332.77933.49503.52811.77443.12403.78091.77152.57483.78584.34683.7855
H122.19022.71782.77851.09323.49463.52963.12131.77443.77873.78552.57481.77183.78624.3467
H132.19022.71643.49491.09332.77913.52773.78081.77413.12144.34683.78581.77182.57583.7862
H142.19022.71643.49492.77911.09333.52773.78083.12141.77413.78584.34683.78622.57581.7718
H152.19022.71782.77853.49461.09323.52963.12133.77871.77442.57483.78554.34673.78621.7718

picture of Propanenitrile, 2,2-dimethyl- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 N6 180.000 C1 C3 H7 109.477
C1 C3 H10 111.159 C1 C3 H11 111.159
C1 C4 H8 109.477 C1 C4 H12 111.159
C1 C4 H13 111.159 C1 C5 H9 109.477
C1 C5 H14 111.159 C1 C5 H15 111.159
C2 C1 C3 108.495 C2 C1 C4 108.495
C2 C1 C5 108.495 C3 C1 C4 110.430
C3 C1 C5 110.430 C4 C1 C5 110.430
H7 C3 H10 108.354 H7 C3 H11 108.354
H8 C4 H12 108.354 H8 C4 H13 108.354
H9 C5 H14 108.354 H9 C5 H15 108.354
H10 C3 H11 108.249 H12 C4 H13 108.249
H14 C5 H15 108.249
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.094      
2 C 0.268      
3 C -0.395      
4 C -0.395      
5 C -0.395      
6 N -0.342      
7 H 0.121      
8 H 0.121      
9 H 0.121      
10 H 0.134      
11 H 0.134      
12 H 0.134      
13 H 0.134      
14 H 0.134      
15 H 0.134      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.001 3.952 0.000 3.952
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å


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


<r2> (average value of r2) Å2
<r2> 168.575
(<r2>)1/2 12.984