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

using model chemistry: CID/6-31G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at CID/6-31G
 hartrees
Energy at 0K-210.337838
Energy at 298.15K-210.345201
HF Energy-209.901299
Nuclear repulsion energy157.953539
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 CID/6-31G
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' 3201 2993 28.96      
2 A' 3197 2990 46.76      
3 A' 3117 2915 14.60      
4 A' 3107 2906 7.70      
5 A' 2390 2235 4.44      
6 A' 1601 1498 12.59      
7 A' 1596 1492 8.54      
8 A' 1527 1428 4.29      
9 A' 1436 1343 5.16      
10 A' 1270 1187 3.59      
11 A' 1204 1126 8.18      
12 A' 969 906 0.18      
13 A' 789 738 1.68      
14 A' 566 529 1.52      
15 A' 372 348 0.25      
16 A' 291 272 0.82      
17 A' 219 204 1.97      
18 A" 3198 2991 17.58      
19 A" 3191 2984 0.35      
20 A" 3112 2910 19.77      
21 A" 1586 1483 2.49      
22 A" 1584 1482 2.19      
23 A" 1508 1410 6.00      
24 A" 1413 1322 0.19      
25 A" 1189 1112 3.02      
26 A" 1028 961 0.00      
27 A" 1000 935 2.27      
28 A" 577 540 0.43      
29 A" 234 219 0.03      
30 A" 188 176 4.28      

Unscaled Zero Point Vibrational Energy (zpe) 23330.0 cm-1
Scaled (by 0.9352) Zero Point Vibrational Energy (zpe) 21818.3 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 CID/6-31G
ABC
0.26251 0.12956 0.09494

See section I.F.4 to change rotational constant units
Geometric Data calculated at CID/6-31G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.406 -2.200 0.000
C2 0.027 -1.096 0.000
C3 -0.440 0.310 0.000
C4 0.027 1.040 1.282
C5 0.027 1.040 -1.282
H6 -1.537 0.280 0.000
H7 -0.367 2.061 1.285
H8 -0.328 0.527 2.179
H9 1.119 1.089 1.319
H10 -0.367 2.061 -1.285
H11 -0.328 0.527 -2.179
H12 1.119 1.089 -1.319

Atom - Atom Distances (Å)
  N1 C2 C3 C4 C5 H6 H7 H8 H9 H10 H11 H12
N11.16772.64893.50523.50523.15044.51733.56763.61474.51733.56763.6147
C21.16771.48112.49092.49092.08263.43092.74042.77583.43092.74042.7758
C32.64891.48111.54711.54711.09722.17332.19292.18562.17332.19292.1856
C43.50522.49091.54712.56332.15981.09391.09301.09392.79043.51662.8212
C53.50522.49091.54712.56332.15982.79043.51662.82121.09391.09301.0939
H63.15042.08261.09722.15982.15982.48852.50413.07352.48852.50413.0735
H74.51733.43092.17331.09392.79042.48851.77531.77562.57093.78903.1521
H83.56762.74042.19291.09303.51662.50411.77531.77453.78904.35843.8272
H93.61472.77582.18561.09392.82123.07351.77561.77453.15213.82722.6383
H104.51733.43092.17332.79041.09392.48852.57093.78903.15211.77531.7756
H113.56762.74042.19293.51661.09302.50413.78904.35843.82721.77531.7745
H123.61472.77582.18562.82121.09393.07353.15213.82722.63831.77561.7745

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 179.426 C2 C3 C4 110.664
C2 C3 C5 110.664 C2 C3 H6 106.805
C3 C4 H7 109.558 C3 C4 H8 111.155
C3 C4 H9 110.521 C3 C5 H10 109.558
C3 C5 H11 111.155 C3 C5 H12 110.521
C4 C3 C5 111.869 C4 C3 H6 108.325
C5 C3 H6 108.325 H7 C4 H8 108.547
H7 C4 H9 108.513 H8 C4 H9 108.480
H10 C5 H11 108.547 H10 C5 H12 108.513
H11 C5 H12 108.480
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability