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All results from a given calculation for CH3CH(CH3)CN (Propanenitrile, 2-methyl-)

using model chemistry: HF/cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at HF/cc-pVTZ
 hartrees
Energy at 0K-210.071974
Energy at 298.15K-210.079543
HF Energy-210.071974
Nuclear repulsion energy160.106614
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/cc-pVTZ
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' 3245 2954 40.58      
2 A' 3241 2949 55.01      
3 A' 3189 2902 2.53      
4 A' 3173 2888 19.29      
5 A' 2580 2348 17.22      
6 A' 1627 1481 8.71      
7 A' 1618 1472 6.81      
8 A' 1553 1413 2.65      
9 A' 1473 1340 9.48      
10 A' 1294 1177 3.10      
11 A' 1223 1113 5.36      
12 A' 982 894 0.29      
13 A' 809 736 2.69      
14 A' 599 545 1.63      
15 A' 377 343 0.47      
16 A' 310 282 1.79      
17 A' 241 219 2.67      
18 A" 3242 2950 21.28      
19 A" 3233 2942 0.04      
20 A" 3169 2884 21.66      
21 A" 1607 1463 2.98      
22 A" 1605 1461 0.36      
23 A" 1531 1394 2.00      
24 A" 1449 1319 0.26      
25 A" 1218 1109 2.06      
26 A" 1043 949 0.22      
27 A" 1014 923 1.29      
28 A" 630 574 0.11      
29 A" 238 217 0.02      
30 A" 209 191 6.27      

Unscaled Zero Point Vibrational Energy (zpe) 23859.8 cm-1
Scaled (by 0.9101) Zero Point Vibrational Energy (zpe) 21714.8 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/cc-pVTZ
ABC
0.26629 0.13394 0.09757

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.392 -2.157 0.000
C2 0.029 -1.089 0.000
C3 -0.436 0.311 0.000
C4 0.029 1.023 1.273
C5 0.029 1.023 -1.273
H6 -1.519 0.267 0.000
H7 -0.357 2.034 1.286
H8 -0.322 0.511 2.159
H9 1.110 1.070 1.314
H10 -0.357 2.034 -1.286
H11 -0.322 0.511 -2.159
H12 1.110 1.070 -1.314

Atom - Atom Distances (Å)
  N1 C2 C3 C4 C5 H6 H7 H8 H9 H10 H11 H12
N11.12782.60333.44483.44483.08634.44783.50563.55774.44783.50563.5577
C21.12781.47552.46642.46642.05773.39992.71012.74923.39992.71012.7492
C32.60331.47551.53111.53111.08362.15142.17102.16652.15142.17102.1665
C43.44482.46641.53112.54632.14221.08271.08181.08272.77833.48772.8047
C53.44482.46641.53112.54632.14222.77833.48772.80471.08271.08181.0827
H63.08632.05771.08362.14222.14222.47502.48023.04692.47502.48023.0469
H74.44783.39992.15141.08272.77832.47501.75631.75652.57113.76633.1376
H83.50562.71012.17101.08183.48772.48021.75631.75423.76634.31763.7984
H93.55772.74922.16651.08272.80473.04691.75651.75423.13763.79842.6290
H104.44783.39992.15142.77831.08272.47502.57113.76633.13761.75631.7565
H113.50562.71012.17103.48771.08182.48023.76634.31763.79841.75631.7542
H123.55772.74922.16652.80471.08273.04693.13763.79842.62901.75651.7542

picture of Propanenitrile, 2-methyl- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 C3 179.610 C2 C3 C4 110.219
C2 C3 C5 110.219 C2 C3 H6 106.024
C3 C4 H7 109.596 C3 C4 H8 111.214
C3 C4 H9 110.797 C3 C5 H10 109.596
C3 C5 H11 111.214 C3 C5 H12 110.797
C4 C3 C5 112.511 C4 C3 H6 108.819
C5 C3 H6 108.819 H7 C4 H8 108.471
H7 C4 H9 108.411 H8 C4 H9 108.274
H10 C5 H11 108.471 H10 C5 H12 108.411
H11 C5 H12 108.274
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.098      
2 C -0.080      
3 C -0.071      
4 C -0.279      
5 C -0.279      
6 H 0.145      
7 H 0.105      
8 H 0.118      
9 H 0.108      
10 H 0.105      
11 H 0.118      
12 H 0.108      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.223 4.114 0.000 4.292
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -30.790 1.802 0.000
y 1.802 -40.043 0.000
z 0.000 0.000 -30.340
Traceless
 xyz
x 4.401 1.802 0.000
y 1.802 -9.478 0.000
z 0.000 0.000 5.077
Polar
3z2-r210.153
x2-y29.253
xy1.802
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.040 -0.500 0.000
y -0.500 8.296 0.000
z 0.000 0.000 6.744


<r2> (average value of r2) Å2
<r2> 128.056
(<r2>)1/2 11.316