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

using model chemistry: wB97X-D/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 wB97X-D/cc-pVTZ
 hartrees
Energy at 0K-211.384547
Energy at 298.15K-211.391720
HF Energy-211.384547
Nuclear repulsion energy159.614554
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 wB97X-D/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' 3154 3015 18.30      
2 A' 3146 3008 34.29      
3 A' 3076 2941 4.87      
4 A' 3066 2931 13.99      
5 A' 2391 2286 11.17      
6 A' 1513 1446 10.46      
7 A' 1504 1438 9.11      
8 A' 1430 1367 4.42      
9 A' 1355 1295 5.86      
10 A' 1202 1149 3.03      
11 A' 1131 1081 4.90      
12 A' 939 897 0.59      
13 A' 776 742 0.68      
14 A' 557 533 1.16      
15 A' 360 344 0.24      
16 A' 271 259 1.47      
17 A' 197 188 1.65      
18 A" 3153 3014 12.84      
19 A" 3143 3004 0.05      
20 A" 3065 2931 15.63      
21 A" 1492 1427 4.52      
22 A" 1489 1423 0.21      
23 A" 1409 1347 4.74      
24 A" 1325 1266 0.21      
25 A" 1140 1090 2.67      
26 A" 979 936 0.41      
27 A" 943 902 2.00      
28 A" 581 556 0.00      
29 A" 192 183 1.33      
30 A" 180 172 3.39      

Unscaled Zero Point Vibrational Energy (zpe) 22578.5 cm-1
Scaled (by 0.956) Zero Point Vibrational Energy (zpe) 21585.0 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 wB97X-D/cc-pVTZ
ABC
0.26670 0.13304 0.09725

See section I.F.4 to change rotational constant units
Geometric Data calculated at wB97X-D/cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.396 -2.169 0.000
C2 0.028 -1.082 0.000
C3 -0.437 0.309 0.000
C4 0.028 1.025 1.272
C5 0.028 1.025 -1.272
H6 -1.528 0.264 0.000
H7 -0.364 2.041 1.280
H8 -0.321 0.512 2.166
H9 1.116 1.075 1.308
H10 -0.364 2.041 -1.280
H11 -0.321 0.512 -2.166
H12 1.116 1.075 -1.308

Atom - Atom Distances (Å)
  N1 C2 C3 C4 C5 H6 H7 H8 H9 H10 H11 H12
N11.14762.61383.45683.45683.10214.46513.52033.57054.46513.52033.5705
C21.14761.46622.46042.46042.05783.39752.71192.74653.39752.71192.7465
C32.61381.46621.53181.53181.09212.15512.17892.17002.15512.17892.1700
C43.45682.46041.53182.54382.14901.08951.08841.08962.77483.49372.7999
C53.45682.46041.53182.54382.14902.77483.49372.79991.08951.08841.0896
H63.10212.05781.09212.14902.14902.48012.49233.05932.48012.49233.0593
H74.46513.39752.15511.08952.77482.48011.76781.76762.56023.77063.1337
H83.52032.71192.17891.08843.49372.49231.76781.76623.77064.33253.8013
H93.57052.74652.17001.08962.79993.05931.76761.76623.13373.80132.6152
H104.46513.39752.15512.77481.08952.48012.56023.77063.13371.76781.7676
H113.52032.71192.17893.49371.08842.49233.77064.33253.80131.76781.7662
H123.57052.74652.17002.79991.08963.05933.13373.80132.61521.76761.7662

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 179.810 C2 C3 C4 110.286
C2 C3 C5 110.286 C2 C3 H6 106.171
C3 C4 H7 109.444 C3 C4 H8 111.395
C3 C4 H9 110.609 C3 C5 H10 109.444
C3 C5 H11 111.395 C3 C5 H12 110.609
C4 C3 C5 112.262 C4 C3 H6 108.814
C5 C3 H6 108.814 H7 C4 H8 108.526
H7 C4 H9 108.422 H8 C4 H9 108.370
H10 C5 H11 108.526 H10 C5 H12 108.422
H11 C5 H12 108.370
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at wB97X-D/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.069      
2 C -0.110      
3 C -0.049      
4 C -0.251      
5 C -0.251      
6 H 0.126      
7 H 0.095      
8 H 0.106      
9 H 0.100      
10 H 0.095      
11 H 0.106      
12 H 0.100      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.180 3.936 0.000 4.109
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -30.475 1.741 0.000
y 1.741 -39.271 0.000
z 0.000 0.000 -29.950
Traceless
 xyz
x 4.136 1.741 0.000
y 1.741 -9.059 0.000
z 0.000 0.000 4.923
Polar
3z2-r29.846
x2-y28.796
xy1.741
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.330 -0.550 0.000
y -0.550 8.811 0.000
z 0.000 0.000 7.100


<r2> (average value of r2) Å2
<r2> 128.150
(<r2>)1/2 11.320