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

using model chemistry: HF/cc-pVDZ

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-pVDZ
 hartrees
Energy at 0K-210.014305
Energy at 298.15K-210.021873
HF Energy-210.014305
Nuclear repulsion energy159.425064
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-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' 3278 2976 34.04      
2 A' 3273 2972 51.17      
3 A' 3211 2916 4.52      
4 A' 3191 2897 20.55      
5 A' 2596 2357 15.28      
6 A' 1608 1460 8.43      
7 A' 1597 1450 7.36      
8 A' 1535 1393 2.45      
9 A' 1464 1330 11.01      
10 A' 1287 1168 3.63      
11 A' 1215 1103 5.54      
12 A' 990 899 0.46      
13 A' 814 740 3.06      
14 A' 598 543 1.58      
15 A' 379 344 0.34      
16 A' 313 284 1.55      
17 A' 243 220 2.39      
18 A" 3275 2974 18.24      
19 A" 3266 2966 0.35      
20 A" 3187 2893 24.05      
21 A" 1587 1441 3.00      
22 A" 1585 1439 0.33      
23 A" 1515 1376 1.53      
24 A" 1442 1309 0.46      
25 A" 1221 1109 2.12      
26 A" 1042 946 0.36      
27 A" 1007 914 1.41      
28 A" 626 569 0.01      
29 A" 242 220 0.03      
30 A" 210 190 5.71      

Unscaled Zero Point Vibrational Energy (zpe) 23896.2 cm-1
Scaled (by 0.908) Zero Point Vibrational Energy (zpe) 21697.8 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-pVDZ
ABC
0.26500 0.13279 0.09686

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.393 -2.168 0.000
C2 0.029 -1.091 0.000
C3 -0.435 0.314 0.000
C4 0.029 1.026 1.275
C5 0.029 1.026 -1.275
H6 -1.527 0.269 0.000
H7 -0.362 2.045 1.289
H8 -0.326 0.509 2.167
H9 1.118 1.075 1.319
H10 -0.362 2.045 -1.289
H11 -0.326 0.509 -2.167
H12 1.118 1.075 -1.319

Atom - Atom Distances (Å)
  N1 C2 C3 C4 C5 H6 H7 H8 H9 H10 H11 H12
N11.13722.61713.45913.45913.10274.47033.51933.57514.47033.51933.5751
C21.13721.48002.47192.47192.06633.41312.71762.75983.41312.71762.7598
C32.61711.48001.53271.53271.09232.15922.17872.17512.15922.17872.1751
C43.45912.47191.53272.55062.14941.09121.09031.09142.78653.49922.8139
C53.45912.47191.53272.55062.14942.78653.49922.81391.09121.09031.0914
H63.10272.06631.09232.14942.14942.48432.48913.06332.48432.48913.0633
H74.47033.41312.15921.09122.78652.48431.76951.77032.57723.78183.1513
H83.51932.71762.17871.09033.49922.48911.76951.76823.78184.33453.8155
H93.57512.75982.17511.09142.81393.06331.77031.76823.15133.81552.6373
H104.47033.41312.15922.78651.09122.48432.57723.78183.15131.76951.7703
H113.51932.71762.17873.49921.09032.48913.78184.33453.81551.76951.7682
H123.57512.75982.17512.81391.09143.06333.15133.81552.63731.77031.7682

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 179.589 C2 C3 C4 110.256
C2 C3 C5 110.256 C2 C3 H6 105.909
C3 C4 H7 109.600 C3 C4 H8 111.206
C3 C4 H9 110.851 C3 C5 H10 109.600
C3 C5 H11 111.206 C3 C5 H12 110.851
C4 C3 C5 112.627 C4 C3 H6 108.773
C5 C3 H6 108.773 H7 C4 H8 108.413
H7 C4 H9 108.406 H8 C4 H9 108.285
H10 C5 H11 108.413 H10 C5 H12 108.406
H11 C5 H12 108.285
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.172      
2 C -0.008      
3 C -0.200      
4 C 0.011      
5 C 0.011      
6 H 0.071      
7 H 0.041      
8 H 0.053      
9 H 0.049      
10 H 0.041      
11 H 0.053      
12 H 0.049      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.171 3.976 0.000 4.145
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -30.789 1.706 0.000
y 1.706 -39.652 0.000
z 0.000 0.000 -30.354
Traceless
 xyz
x 4.214 1.706 0.000
y 1.706 -9.080 0.000
z 0.000 0.000 4.866
Polar
3z2-r29.733
x2-y28.863
xy1.706
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.591 -0.532 0.000
y -0.532 7.796 0.000
z 0.000 0.000 6.200


<r2> (average value of r2) Å2
<r2> 128.790
(<r2>)1/2 11.349