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

using model chemistry: CCD/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 CCD/6-31G
 hartrees
Energy at 0K-210.417446
Energy at 298.15K-210.424657
HF Energy-209.897851
Nuclear repulsion energy156.798143
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 CCD/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' 3112 2986 28.86      
2 A' 3108 2982 48.09      
3 A' 3027 2905 15.69      
4 A' 3011 2889 8.08      
5 A' 2276 2184 0.20      
6 A' 1560 1497 11.12      
7 A' 1555 1492 7.93      
8 A' 1484 1423 3.83      
9 A' 1395 1338 4.38      
10 A' 1234 1184 3.00      
11 A' 1167 1120 6.39      
12 A' 940 902 0.14      
13 A' 764 733 1.00      
14 A' 540 518 1.18      
15 A' 362 347 0.23      
16 A' 280 269 0.55      
17 A' 205 197 1.96      
18 A" 3109 2983 18.02      
19 A" 3103 2977 0.22      
20 A" 3025 2903 19.05      
21 A" 1546 1483 2.10      
22 A" 1544 1481 2.04      
23 A" 1465 1406 5.51      
24 A" 1377 1321 0.36      
25 A" 1154 1107 3.25      
26 A" 999 959 0.03      
27 A" 971 931 1.81      
28 A" 546 524 0.52      
29 A" 231 221 0.02      
30 A" 175 168 3.85      

Unscaled Zero Point Vibrational Energy (zpe) 22632.3 cm-1
Scaled (by 0.9595) Zero Point Vibrational Energy (zpe) 21715.7 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 CCD/6-31G
ABC
0.25972 0.12743 0.09354

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.410 -2.220 0.000
C2 0.027 -1.102 0.000
C3 -0.442 0.313 0.000
C4 0.027 1.049 1.288
C5 0.027 1.049 -1.288
H6 -1.547 0.285 0.000
H7 -0.369 2.077 1.290
H8 -0.332 0.532 2.192
H9 1.127 1.096 1.326
H10 -0.369 2.077 -1.290
H11 -0.332 0.532 -2.192
H12 1.127 1.096 -1.326

Atom - Atom Distances (Å)
  N1 C2 C3 C4 C5 H6 H7 H8 H9 H10 H11 H12
N11.18172.67243.53453.53453.17954.55403.59633.64304.55403.59633.6430
C21.18171.49072.50742.50742.09843.45402.75812.79333.45402.75812.7933
C32.67241.49071.55581.55581.10592.18672.20592.19812.18672.20592.1981
C43.53452.50741.55582.57672.17241.10201.10111.10202.80383.53692.8366
C53.53452.50741.55582.57672.17242.80383.53692.83661.10201.10111.1020
H63.17952.09841.10592.17242.17242.50222.51853.09302.50222.51853.0930
H74.55403.45402.18671.10202.80382.50221.78941.78962.57973.80953.1689
H83.59632.75812.20591.10113.53692.51851.78941.78853.80954.38453.8501
H93.64302.79332.19811.10202.83663.09301.78961.78853.16893.85012.6513
H104.55403.45402.18672.80381.10202.50222.57973.80953.16891.78941.7896
H113.59632.75812.20593.53691.10112.51853.80954.38453.85011.78941.7885
H123.64302.79332.19812.83661.10203.09303.16893.85012.65131.78961.7885

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 179.378 C2 C3 C4 110.763
C2 C3 C5 110.763 C2 C3 H6 106.885
C3 C4 H7 109.533 C3 C4 H8 111.091
C3 C4 H9 110.426 C3 C5 H10 109.533
C3 C5 H11 111.091 C3 C5 H12 110.426
C4 C3 C5 111.804 C4 C3 H6 108.216
C5 C3 H6 108.216 H7 C4 H8 108.625
H7 C4 H9 108.570 H8 C4 H9 108.537
H10 C5 H11 108.625 H10 C5 H12 108.570
H11 C5 H12 108.537
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability