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

using model chemistry: HF/CEP-121G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at HF/CEP-121G*
 hartrees
Energy at 0K-42.376459
Energy at 298.15K-42.386240
Nuclear repulsion energy123.848713
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 HF/CEP-121G*
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A1 3271 2955 98.49      
2 A1 3197 2888 22.58      
3 A1 2541 2295 19.20      
4 A1 1649 1490 9.32      
5 A1 1573 1421 1.36      
6 A1 1376 1243 21.05      
7 A1 939 848 1.07      
8 A1 717 648 4.68      
9 A1 398 359 0.65      
10 A2 3270 2954 0.00      
11 A2 1609 1454 0.00      
12 A2 1054 952 0.00      
13 A2 229 207 0.00      
14 E 3277 2960 61.36      
14 E 3277 2960 61.36      
15 E 3262 2947 4.94      
15 E 3262 2947 4.94      
16 E 3188 2880 29.12      
16 E 3188 2880 29.12      
17 E 1633 1475 6.32      
17 E 1633 1475 6.32      
18 E 1618 1462 0.28      
18 E 1618 1462 0.28      
19 E 1542 1393 2.51      
19 E 1542 1393 2.51      
20 E 1351 1220 3.37      
20 E 1351 1220 3.37      
21 E 1149 1038 0.22      
21 E 1149 1038 0.22      
22 E 1017 919 0.47      
22 E 1017 919 0.47      
23 E 631 570 0.01      
23 E 631 570 0.01      
24 E 379 343 0.61      
24 E 379 343 0.61      
25 E 293 264 0.14      
25 E 293 264 0.14      
26 E 205 185 4.92      
26 E 205 185 4.92      

Unscaled Zero Point Vibrational Energy (zpe) 30453.9 cm-1
Scaled (by 0.9034) Zero Point Vibrational Energy (zpe) 27512.1 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 HF/CEP-121G*
ABC
0.14942 0.09154 0.09154

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/CEP-121G*

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -0.230
C2 0.000 0.000 1.265
C3 0.000 1.466 -0.715
C4 1.270 -0.733 -0.715
C5 -1.270 -0.733 -0.715
N6 0.000 0.000 2.403
H7 0.000 1.488 -1.801
H8 1.289 -0.744 -1.801
H9 -1.289 -0.744 -1.801
H10 -0.880 1.996 -0.362
H11 0.880 1.996 -0.362
H12 2.168 -0.236 -0.362
H13 1.288 -1.760 -0.362
H14 -1.288 -1.760 -0.362
H15 -2.168 -0.236 -0.362

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 N6 H7 H8 H9 H10 H11 H12 H13 H14 H15
C11.49511.54391.54391.54392.63332.16422.16422.16422.18482.18482.18482.18482.18482.1848
C21.49512.46322.46322.46321.13823.40843.40843.40842.72082.72082.72082.72082.72082.7208
C31.54392.46322.53902.53903.44511.08702.77982.77981.08571.08572.77873.49123.49122.7787
C41.54392.46322.53902.53903.44512.77981.08702.77983.49122.77871.08571.08572.77873.4912
C51.54392.46322.53902.53903.44512.77982.77981.08702.77873.49123.49122.77871.08571.0857
N62.63331.13823.44513.44513.44514.46014.46014.46013.52163.52163.52163.52163.52163.5216
H72.16423.40841.08702.77982.77984.46012.57812.57811.76141.76143.12183.77913.77913.1218
H82.16423.40842.77981.08702.77984.46012.57812.57813.77913.12181.76141.76143.12183.7791
H92.16423.40842.77982.77981.08704.46012.57812.57813.12183.77913.77913.12181.76141.7614
H102.18482.72081.08573.49122.77873.52161.76143.77913.12181.75953.77734.33613.77732.5766
H112.18482.72081.08572.77873.49123.52161.76143.12183.77911.75952.57663.77734.33613.7773
H122.18482.72082.77871.08573.49123.52163.12181.76143.77913.77732.57661.75953.77734.3361
H132.18482.72083.49121.08572.77873.52163.77911.76143.12184.33613.77731.75952.57663.7773
H142.18482.72083.49122.77871.08573.52163.77913.12181.76143.77734.33613.77732.57661.7595
H152.18482.72082.77873.49121.08573.52163.12183.77911.76142.57663.77734.33613.77731.7595

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 109.473
C1 C3 H10 111.180 C1 C3 H11 111.180
C1 C4 H8 109.473 C1 C4 H12 111.180
C1 C4 H13 111.180 C1 C5 H9 109.473
C1 C5 H14 111.180 C1 C5 H15 111.180
C2 C1 C3 108.284 C2 C1 C4 108.284
C2 C1 C5 108.284 C3 C1 C4 110.631
C3 C1 C5 110.631 C4 C1 C5 110.631
H7 C3 H10 108.334 H7 C3 H11 108.334
H8 C4 H12 108.334 H8 C4 H13 108.334
H9 C5 H14 108.334 H9 C5 H15 108.334
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 HF/CEP-121G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.313      
2 C -0.192      
3 C -0.575      
4 C -0.575      
5 C -0.575      
6 N -0.079      
7 H 0.182      
8 H 0.182      
9 H 0.182      
10 H 0.190      
11 H 0.190      
12 H 0.190      
13 H 0.190      
14 H 0.190      
15 H 0.190      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.000 0.000 -4.327 4.327
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -36.918 0.000 0.000
y 0.000 -36.918 0.000
z 0.000 0.000 -48.759
Traceless
 xyz
x 5.921 0.000 0.000
y 0.000 5.921 0.000
z 0.000 0.000 -11.842
Polar
3z2-r2-23.683
x2-y20.000
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.708 0.000 0.000
y 0.000 7.708 0.000
z 0.000 0.000 9.597


<r2> (average value of r2) Å2
<r2> 138.627
(<r2>)1/2 11.774