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

using model chemistry: HF/3-21G*

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/3-21G*
 hartrees
Energy at 0K-247.655201
Energy at 298.15K-247.665230
Nuclear repulsion energy227.872638
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/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 A1 3275 2956 51.67      
2 A1 3209 2896 11.08      
3 A1 2576 2325 8.75      
4 A1 1686 1521 16.02      
5 A1 1599 1443 3.82      
6 A1 1397 1261 24.02      
7 A1 944 852 0.01      
8 A1 716 647 3.29      
9 A1 412 372 1.53      
10 A2 3273 2954 0.00      
11 A2 1649 1488 0.00      
12 A2 1093 986 0.00      
13 A2 259 234 0.00      
14 E 3278 2959 31.77      
14 E 3278 2959 31.77      
15 E 3267 2949 2.70      
15 E 3267 2949 2.70      
16 E 3202 2890 18.09      
16 E 3202 2890 18.09      
17 E 1671 1509 9.87      
17 E 1671 1509 9.87      
18 E 1656 1495 0.59      
18 E 1656 1495 0.59      
19 E 1569 1417 9.43      
19 E 1569 1417 9.43      
20 E 1351 1219 6.25      
20 E 1351 1219 6.25      
21 E 1178 1064 0.17      
21 E 1178 1064 0.17      
22 E 1017 918 1.46      
22 E 1017 918 1.46      
23 E 678 612 0.09      
23 E 678 612 0.09      
24 E 390 352 0.11      
24 E 390 352 0.11      
25 E 308 278 0.19      
25 E 308 278 0.19      
26 E 230 208 3.35      
26 E 230 208 3.35      

Unscaled Zero Point Vibrational Energy (zpe) 30839.1 cm-1
Scaled (by 0.9026) Zero Point Vibrational Energy (zpe) 27835.4 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/3-21G*
ABC
0.15052 0.09242 0.09242

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

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -0.271
C2 0.000 0.000 1.196
C3 0.000 1.462 -0.769
C4 1.266 -0.731 -0.769
C5 -1.266 -0.731 -0.769
N6 0.000 0.000 2.336
H7 0.000 1.469 -1.853
H8 1.273 -0.735 -1.853
H9 -1.273 -0.735 -1.853
H10 -0.881 1.986 -0.418
H11 0.881 1.986 -0.418
H12 2.160 -0.230 -0.418
H13 1.280 -1.755 -0.418
H14 -1.280 -1.755 -0.418
H15 -2.160 -0.230 -0.418

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 N6 H7 H8 H9 H10 H11 H12 H13 H14 H15
C11.46691.54431.54431.54432.60722.15902.15902.15902.17732.17732.17732.17732.17732.1773
C21.46692.44882.44882.44881.14033.38423.38423.38422.70602.70602.70602.70602.70602.7060
C31.54432.44882.53202.53203.43181.08402.76042.76041.08311.08312.76643.48023.48022.7664
C41.54432.44882.53202.53203.43182.76041.08402.76043.48022.76641.08311.08312.76643.4802
C51.54432.44882.53202.53203.43182.76042.76041.08402.76643.48023.48022.76641.08311.0831
N62.60721.14033.43183.43183.43184.43924.43924.43923.50753.50753.50753.50753.50753.5075
H72.15903.38421.08402.76042.76044.43922.54522.54521.76111.76113.10083.75463.75463.1008
H82.15903.38422.76041.08402.76044.43922.54522.54523.75463.10081.76111.76113.10083.7546
H92.15903.38422.76042.76041.08404.43922.54522.54523.10083.75463.75463.10081.76111.7611
H102.17732.70601.08313.48022.76643.50751.76113.75463.10081.76103.76264.32013.76262.5591
H112.17732.70601.08312.76643.48023.50751.76113.10083.75461.76102.55913.76264.32013.7626
H122.17732.70602.76641.08313.48023.50753.10081.76113.75463.76262.55911.76103.76264.3201
H132.17732.70603.48021.08312.76643.50753.75461.76113.10084.32013.76261.76102.55913.7626
H142.17732.70603.48022.76641.08313.50753.75463.10081.76113.76264.32013.76262.55911.7610
H152.17732.70602.76643.48021.08313.50753.10083.75461.76112.55913.76264.32013.76261.7610

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 109.203
C1 C3 H10 110.703 C1 C3 H11 110.703
C1 C4 H8 109.203 C1 C4 H12 110.703
C1 C4 H13 110.703 C1 C5 H9 109.203
C1 C5 H14 110.703 C1 C5 H15 110.703
C2 C1 C3 108.801 C2 C1 C4 108.801
C2 C1 C5 108.801 C3 C1 C4 110.133
C3 C1 C5 110.133 C4 C1 C5 110.133
H7 C3 H10 108.706 H7 C3 H11 108.706
H8 C4 H12 108.706 H8 C4 H13 108.706
H9 C5 H14 108.706 H9 C5 H15 108.706
H10 C3 H11 108.772 H12 C4 H13 108.772
H14 C5 H15 108.772
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/3-21G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.337 0.401    
2 C 0.422 0.325    
3 C -0.507 -0.387    
4 C -0.507 -0.361    
5 C -0.507 -0.361    
6 N -0.516 -0.499    
7 H 0.211 0.106    
8 H 0.211 0.100    
9 H 0.211 0.100    
10 H 0.220 0.101    
11 H 0.220 0.101    
12 H 0.220 0.094    
13 H 0.220 0.093    
14 H 0.220 0.093    
15 H 0.220 0.094    


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 -4.058 4.058
CHELPG 0.000 0.002 -4.044 4.044
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -37.082 0.000 0.000
y 0.000 -37.082 0.000
z 0.000 0.000 -48.263
Traceless
 xyz
x 5.591 0.000 0.000
y 0.000 5.591 0.000
z 0.000 0.000 -11.181
Polar
3z2-r2-22.363
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 6.608 0.000 0.000
y 0.000 6.608 0.000
z 0.000 0.000 8.517


<r2> (average value of r2) Å2
<r2> 167.952
(<r2>)1/2 12.960