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

using model chemistry: B3LYP/6-311G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B3LYP/6-311G**
 hartrees
Energy at 0K-211.442349
Energy at 298.15K-211.449617
HF Energy-211.442349
Nuclear repulsion energy158.920074
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 B3LYP/6-311G**
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' 3115 3012 24.65      
2 A' 3110 3006 40.68      
3 A' 3039 2939 17.82      
4 A' 3027 2927 3.86      
5 A' 2351 2273 8.45      
6 A' 1513 1463 11.08      
7 A' 1503 1453 9.38      
8 A' 1426 1379 3.22      
9 A' 1354 1309 5.73      
10 A' 1193 1153 3.51      
11 A' 1130 1093 4.53      
12 A' 925 895 0.53      
13 A' 769 744 0.63      
14 A' 555 537 1.22      
15 A' 354 342 0.21      
16 A' 285 275 1.03      
17 A' 222 215 1.83      
18 A" 3114 3010 15.40      
19 A" 3105 3002 0.26      
20 A" 3036 2936 17.02      
21 A" 1492 1443 2.89      
22 A" 1490 1441 1.67      
23 A" 1405 1358 4.32      
24 A" 1324 1280 0.44      
25 A" 1124 1087 2.80      
26 A" 971 939 0.04      
27 A" 942 911 2.02      
28 A" 578 559 0.02      
29 A" 226 218 0.02      
30 A" 191 185 4.52      

Unscaled Zero Point Vibrational Energy (zpe) 22435.5 cm-1
Scaled (by 0.9668) Zero Point Vibrational Energy (zpe) 21690.6 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 B3LYP/6-311G**
ABC
0.26356 0.13206 0.09632

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/6-311G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.400 -2.177 0.000
C2 0.027 -1.086 0.000
C3 -0.435 0.307 0.000
C4 0.027 1.030 1.279
C5 0.027 1.030 -1.279
H6 -1.531 0.267 0.000
H7 -0.369 2.048 1.290
H8 -0.323 0.514 2.175
H9 1.118 1.084 1.320
H10 -0.369 2.048 -1.290
H11 -0.323 0.514 -2.175
H12 1.118 1.084 -1.320

Atom - Atom Distances (Å)
  N1 C2 C3 C4 C5 H6 H7 H8 H9 H10 H11 H12
N11.15312.62133.47303.47303.11554.48443.53493.59074.48443.53493.5907
C21.15311.46822.47282.47282.06403.41252.72272.76433.41252.72272.7643
C32.62131.46821.54031.54031.09622.16762.18742.18092.16762.18742.1809
C43.47302.47281.54032.55832.15521.09261.09151.09252.79143.50972.8188
C53.47302.47281.54032.55832.15522.79143.50972.81881.09261.09151.0925
H63.11552.06401.09622.15522.15522.48672.49963.06952.48672.49963.0695
H74.48443.41252.16761.09262.79142.48671.77191.77202.57923.78923.1539
H83.53492.72272.18741.09153.50972.49961.77191.76993.78924.34953.8226
H93.59072.76432.18091.09252.81883.06951.77201.76993.15393.82262.6394
H104.48443.41252.16762.79141.09262.48672.57923.78923.15391.77191.7720
H113.53492.72272.18743.50971.09152.49963.78924.34953.82261.77191.7699
H123.59072.76432.18092.81881.09253.06953.15393.82262.63941.77201.7699

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 179.481 C2 C3 C4 110.534
C2 C3 C5 110.534 C2 C3 H6 106.285
C3 C4 H7 109.657 C3 C4 H8 111.295
C3 C4 H9 110.718 C3 C5 H10 109.657
C3 C5 H11 111.295 C3 C5 H12 110.718
C4 C3 C5 112.293 C4 C3 H6 108.485
C5 C3 H6 108.485 H7 C4 H8 108.445
H7 C4 H9 108.375 H8 C4 H9 108.270
H10 C5 H11 108.445 H10 C5 H12 108.375
H11 C5 H12 108.270
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.234      
2 C 0.072      
3 C -0.201      
4 C -0.267      
5 C -0.267      
6 H 0.158      
7 H 0.116      
8 H 0.129      
9 H 0.124      
10 H 0.116      
11 H 0.129      
12 H 0.124      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.142 3.825 0.000 3.992
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -30.799 1.717 0.000
y 1.717 -39.474 0.000
z 0.000 0.000 -30.292
Traceless
 xyz
x 4.084 1.717 0.000
y 1.717 -8.928 0.000
z 0.000 0.000 4.844
Polar
3z2-r29.689
x2-y28.675
xy1.717
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.984 -0.594 0.000
y -0.594 8.525 0.000
z 0.000 0.000 6.741


<r2> (average value of r2) Å2
<r2> 129.335
(<r2>)1/2 11.373