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

using model chemistry: LSDA/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 LSDA/cc-pVDZ
 hartrees
Energy at 0K-210.187553
Energy at 298.15K-210.194670
HF Energy-210.187553
Nuclear repulsion energy159.313150
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 LSDA/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' 3088 3054 6.34      
2 A' 3076 3043 13.00      
3 A' 2983 2951 11.98      
4 A' 2963 2931 2.26      
5 A' 2316 2290 10.07      
6 A' 1412 1397 10.58      
7 A' 1396 1381 14.70      
8 A' 1329 1314 6.06      
9 A' 1281 1267 5.91      
10 A' 1147 1134 2.35      
11 A' 1070 1058 4.99      
12 A' 932 922 3.30      
13 A' 786 777 0.59      
14 A' 540 534 1.28      
15 A' 338 335 0.10      
16 A' 278 275 0.51      
17 A' 212 210 1.52      
18 A" 3088 3054 5.35      
19 A" 3076 3042 0.01      
20 A" 2983 2951 9.22      
21 A" 1384 1369 4.48      
22 A" 1380 1364 0.92      
23 A" 1310 1295 10.89      
24 A" 1251 1237 0.19      
25 A" 1124 1112 1.54      
26 A" 938 928 0.97      
27 A" 886 877 3.63      
28 A" 558 552 0.09      
29 A" 225 222 0.02      
30 A" 177 176 3.32      

Unscaled Zero Point Vibrational Energy (zpe) 21762.9 cm-1
Scaled (by 0.989) Zero Point Vibrational Energy (zpe) 21523.5 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 LSDA/cc-pVDZ
ABC
0.26888 0.13288 0.09768

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.411 -2.173 0.000
C2 0.024 -1.071 0.000
C3 -0.439 0.307 0.000
C4 0.024 1.021 1.259
C5 0.024 1.021 -1.259
H6 -1.553 0.262 0.000
H7 -0.371 2.058 1.270
H8 -0.320 0.504 2.176
H9 1.132 1.075 1.288
H10 -0.371 2.058 -1.270
H11 -0.320 0.504 -2.176
H12 1.132 1.075 -1.288

Atom - Atom Distances (Å)
  N1 C2 C3 C4 C5 H6 H7 H8 H9 H10 H11 H12
N11.16812.62163.45523.45523.12864.48573.52633.56704.48573.52633.5670
C21.16811.45362.44202.44202.06493.39952.70812.73683.39952.70812.7368
C32.62161.45361.52011.52011.11512.16402.18852.17192.16402.18852.1719
C43.45522.44201.52012.51872.15651.10901.10771.10962.76213.49152.7787
C53.45522.44201.52012.51872.15652.76213.49152.77871.10901.10771.1096
H63.12862.06491.11512.15652.15652.49712.51343.08722.49712.51343.0872
H74.48573.39952.16401.10902.76212.49711.79941.79612.54073.78113.1261
H83.52632.70812.18851.10773.49152.51341.79941.79483.78114.35283.7996
H93.56702.73682.17191.10962.77873.08721.79611.79483.12613.79962.5767
H104.48573.39952.16402.76211.10902.49712.54073.78113.12611.79941.7961
H113.52632.70812.18853.49151.10772.51343.78114.35283.79961.79941.7948
H123.56702.73682.17192.77871.10963.08723.12613.79962.57671.79611.7948

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 179.202 C2 C3 C4 110.388
C2 C3 C5 110.388 C2 C3 H6 106.261
C3 C4 H7 109.799 C3 C4 H8 111.825
C3 C4 H9 110.387 C3 C5 H10 109.799
C3 C5 H11 111.825 C3 C5 H12 110.387
C4 C3 C5 111.882 C4 C3 H6 108.869
C5 C3 H6 108.869 H7 C4 H8 108.535
H7 C4 H9 108.105 H8 C4 H9 108.088
H10 C5 H11 108.535 H10 C5 H12 108.105
H11 C5 H12 108.088
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at LSDA/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.076      
2 C -0.078      
3 C -0.190      
4 C -0.116      
5 C -0.116      
6 H 0.095      
7 H 0.072      
8 H 0.085      
9 H 0.083      
10 H 0.072      
11 H 0.085      
12 H 0.083      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.108 3.657 0.000 3.822
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -30.469 1.590 0.000
y 1.590 -38.402 0.000
z 0.000 0.000 -29.887
Traceless
 xyz
x 3.675 1.590 0.000
y 1.590 -8.224 0.000
z 0.000 0.000 4.549
Polar
3z2-r29.097
x2-y27.933
xy1.590
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.014 -0.610 0.000
y -0.610 8.559 0.000
z 0.000 0.000 6.754


<r2> (average value of r2) Å2
<r2> 127.784
(<r2>)1/2 11.304