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

using model chemistry: HSEh1PBE/aug-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 HSEh1PBE/aug-cc-pVDZ
 hartrees
Energy at 0K-211.162301
Energy at 298.15K-211.169557
HF Energy-211.162301
Nuclear repulsion energy159.013700
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 HSEh1PBE/aug-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' 3160 3041 17.68      
2 A' 3152 3033 31.32      
3 A' 3067 2951 8.88      
4 A' 3063 2947 10.24      
5 A' 2364 2275 12.97      
6 A' 1486 1430 10.37      
7 A' 1475 1419 8.91      
8 A' 1402 1349 3.82      
9 A' 1335 1285 6.71      
10 A' 1189 1144 2.70      
11 A' 1114 1072 4.12      
12 A' 945 909 1.17      
13 A' 783 753 0.52      
14 A' 552 531 1.19      
15 A' 355 342 0.22      
16 A' 285 274 0.95      
17 A' 219 210 2.25      
18 A" 3159 3040 12.00      
19 A" 3149 3030 0.02      
20 A" 3062 2946 15.01      
21 A" 1462 1406 3.93      
22 A" 1460 1405 0.19      
23 A" 1381 1329 5.74      
24 A" 1308 1258 0.17      
25 A" 1143 1100 2.22      
26 A" 974 937 0.40      
27 A" 928 893 1.96      
28 A" 575 553 0.00      
29 A" 222 213 0.01      
30 A" 187 180 4.82      

Unscaled Zero Point Vibrational Energy (zpe) 22476.8 cm-1
Scaled (by 0.9622) Zero Point Vibrational Energy (zpe) 21627.1 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 HSEh1PBE/aug-cc-pVDZ
ABC
0.26547 0.13216 0.09666

See section I.F.4 to change rotational constant units
Geometric Data calculated at HSEh1PBE/aug-cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.402 -2.179 0.000
C2 0.027 -1.081 0.000
C3 -0.435 0.311 0.000
C4 0.027 1.027 1.273
C5 0.027 1.027 -1.273
H6 -1.535 0.267 0.000
H7 -0.369 2.051 1.282
H8 -0.326 0.510 2.173
H9 1.122 1.079 1.311
H10 -0.369 2.051 -1.282
H11 -0.326 0.510 -2.173
H12 1.122 1.079 -1.311

Atom - Atom Distances (Å)
  N1 C2 C3 C4 C5 H6 H7 H8 H9 H10 H11 H12
N11.15992.62683.46993.46993.11994.48653.53283.58504.48653.53283.5850
C21.15991.46692.46302.46302.06323.40752.71622.75453.40752.71622.7545
C32.62681.46691.53161.53161.10122.16202.18462.17572.16202.18462.1757
C43.46992.46301.53162.54562.15351.09771.09651.09752.78033.50212.8072
C53.46992.46301.53162.54562.15352.78033.50212.80721.09771.09651.0975
H63.11992.06321.10122.15352.15352.48712.49843.07262.48712.49843.0726
H74.48653.40752.16201.09772.78032.48711.78091.78042.56323.78293.1451
H83.53282.71622.18461.09653.50212.49841.78091.77893.78294.34573.8159
H93.58502.75452.17571.09752.80723.07261.78041.77893.14513.81592.6225
H104.48653.40752.16202.78031.09772.48712.56323.78293.14511.78091.7804
H113.53282.71622.18463.50211.09652.49843.78294.34573.81591.78091.7789
H123.58502.75452.17572.80721.09753.07263.14513.81592.62251.78041.7789

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 179.455 C2 C3 C4 110.429
C2 C3 C5 110.429 C2 C3 H6 106.033
C3 C4 H7 109.518 C3 C4 H8 111.381
C3 C4 H9 110.608 C3 C5 H10 109.518
C3 C5 H11 111.381 C3 C5 H12 110.608
C4 C3 C5 112.406 C4 C3 H6 108.654
C5 C3 H6 108.654 H7 C4 H8 108.513
H7 C4 H9 108.397 H8 C4 H9 108.347
H10 C5 H11 108.513 H10 C5 H12 108.397
H11 C5 H12 108.347
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HSEh1PBE/aug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.300      
2 C -0.108      
3 C -0.199      
4 C 0.777      
5 C 0.777      
6 H -0.202      
7 H -0.148      
8 H -0.144      
9 H -0.080      
10 H -0.148      
11 H -0.144      
12 H -0.080      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.200 4.013 0.000 4.188
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -30.796 1.778 0.000
y 1.778 -39.810 0.000
z 0.000 0.000 -30.260
Traceless
 xyz
x 4.239 1.778 0.000
y 1.778 -9.282 0.000
z 0.000 0.000 5.043
Polar
3z2-r210.085
x2-y29.014
xy1.778
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.869 -0.545 0.000
y -0.545 9.534 0.000
z 0.000 0.000 7.728


<r2> (average value of r2) Å2
<r2> 129.070
(<r2>)1/2 11.361