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

using model chemistry: PBEPBEultrafine/TZVP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at PBEPBEultrafine/TZVP
 hartrees
Energy at 0K-211.168977
Energy at 298.15K-211.176110
HF Energy-211.168977
Nuclear repulsion energy158.484425
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 PBEPBEultrafine/TZVP
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' 3066 3031 16.96      
2 A' 3060 3025 30.38      
3 A' 2983 2949 16.07      
4 A' 2962 2928 3.10      
5 A' 2269 2243 9.29      
6 A' 1464 1447 12.06      
7 A' 1454 1437 10.08      
8 A' 1376 1360 3.79      
9 A' 1304 1289 4.70      
10 A' 1157 1143 3.45      
11 A' 1092 1080 4.43      
12 A' 909 899 1.48      
13 A' 758 750 0.27      
14 A' 539 533 1.11      
15 A' 343 339 0.14      
16 A' 275 272 0.73      
17 A' 212 209 1.60      
18 A" 3065 3030 12.27      
19 A" 3057 3022 0.07      
20 A" 2981 2947 14.64      
21 A" 1442 1426 2.92      
22 A" 1440 1423 2.10      
23 A" 1354 1338 5.68      
24 A" 1274 1259 0.38      
25 A" 1096 1083 3.75      
26 A" 946 935 0.07      
27 A" 911 901 2.07      
28 A" 560 554 0.20      
29 A" 219 217 0.02      
30 A" 182 180 3.77      

Unscaled Zero Point Vibrational Energy (zpe) 21874.3 cm-1
Scaled (by 0.9886) Zero Point Vibrational Energy (zpe) 21624.9 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 PBEPBEultrafine/TZVP
ABC
0.26307 0.13142 0.09600

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBEPBEultrafine/TZVP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.405 -2.185 0.000
C2 0.026 -1.083 0.000
C3 -0.436 0.308 0.000
C4 0.026 1.031 1.279
C5 0.026 1.031 -1.279
H6 -1.540 0.267 0.000
H7 -0.371 2.056 1.287
H8 -0.326 0.514 2.182
H9 1.123 1.085 1.319
H10 -0.371 2.056 -1.287
H11 -0.326 0.514 -2.182
H12 1.123 1.085 -1.319

Atom - Atom Distances (Å)
  N1 C2 C3 C4 C5 H6 H7 H8 H9 H10 H11 H12
N11.16472.63073.48153.48153.12934.49923.54633.59824.49923.54633.5982
C21.16471.46602.47122.47122.06763.41622.72672.76513.41622.72672.7651
C32.63071.46601.54041.54041.10442.17192.19402.18522.17192.19402.1852
C43.48152.47121.54042.55822.16151.09931.09811.09912.79193.51672.8206
C53.48152.47121.54042.55822.16152.79193.51672.82061.09931.09811.0991
H63.12932.06761.10442.16152.16152.49462.50873.08232.49462.50873.0823
H74.49923.41622.17191.09932.79192.49461.78311.78252.57463.79643.1572
H83.54632.72672.19401.09813.51672.50871.78311.78073.79644.36313.8313
H93.59822.76512.18521.09912.82063.08231.78251.78073.15723.83132.6376
H104.49923.41622.17192.79191.09932.49462.57463.79643.15721.78311.7825
H113.54632.72672.19403.51671.09812.50873.79644.36313.83131.78311.7807
H123.59822.76512.18522.82061.09913.08233.15723.83132.63761.78251.7807

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 179.390 C2 C3 C4 110.545
C2 C3 C5 110.545 C2 C3 H6 106.253
C3 C4 H7 109.598 C3 C4 H8 111.415
C3 C4 H9 110.650 C3 C5 H10 109.598
C3 C5 H11 111.415 C3 C5 H12 110.650
C4 C3 C5 112.273 C4 C3 H6 108.499
C5 C3 H6 108.499 H7 C4 H8 108.477
H7 C4 H9 108.346 H8 C4 H9 108.272
H10 C5 H11 108.477 H10 C5 H12 108.346
H11 C5 H12 108.272
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBEultrafine/TZVP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.058      
2 C -0.079      
3 C -0.126      
4 C -0.378      
5 C -0.378      
6 H 0.168      
7 H 0.141      
8 H 0.149      
9 H 0.136      
10 H 0.141      
11 H 0.149      
12 H 0.136      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.165 3.902 0.000 4.072
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -30.968 1.748 0.000
y 1.748 -39.769 0.000
z 0.000 0.000 -30.389
Traceless
 xyz
x 4.111 1.748 0.000
y 1.748 -9.090 0.000
z 0.000 0.000 4.979
Polar
3z2-r29.959
x2-y28.801
xy1.748
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.529 -0.658 0.000
y -0.658 9.355 0.000
z 0.000 0.000 7.286


<r2> (average value of r2) Å2
<r2> 129.870
(<r2>)1/2 11.396