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

using model chemistry: B97D3/6-311G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B97D3/6-311G**
 hartrees
Energy at 0K-211.301849
Energy at 298.15K-211.309011
HF Energy-211.301849
Nuclear repulsion energy158.507049
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 B97D3/6-311G**
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' 3075 3031 30.13      
2 A' 3069 3025 49.15      
3 A' 2992 2949 22.10      
4 A' 2976 2933 6.48      
5 A' 2274 2241 7.56      
6 A' 1487 1465 9.99      
7 A' 1475 1454 8.20      
8 A' 1395 1375 2.37      
9 A' 1321 1302 5.24      
10 A' 1167 1151 3.19      
11 A' 1105 1090 4.01      
12 A' 907 894 0.84      
13 A' 756 746 0.39      
14 A' 543 535 0.98      
15 A' 350 345 0.15      
16 A' 278 274 0.75      
17 A' 212 209 1.75      
18 A" 3073 3029 19.11      
19 A" 3064 3020 0.46      
20 A" 2989 2946 22.19      
21 A" 1465 1444 2.18      
22 A" 1462 1441 1.89      
23 A" 1373 1353 2.91      
24 A" 1291 1273 0.68      
25 A" 1097 1082 3.00      
26 A" 951 937 0.00      
27 A" 924 911 1.85      
28 A" 564 556 0.09      
29 A" 219 215 0.02      
30 A" 182 180 4.02      

Unscaled Zero Point Vibrational Energy (zpe) 22016.8 cm-1
Scaled (by 0.9857) Zero Point Vibrational Energy (zpe) 21701.9 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 B97D3/6-311G**
ABC
0.26249 0.13150 0.09604

See section I.F.4 to change rotational constant units
Geometric Data calculated at B97D3/6-311G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.415 -2.181 0.000
C2 0.025 -1.085 0.000
C3 -0.442 0.306 0.000
C4 0.025 1.031 1.281
C5 0.025 1.031 -1.281
H6 -1.542 0.268 0.000
H7 -0.372 2.053 1.288
H8 -0.326 0.513 2.180
H9 1.119 1.082 1.315
H10 -0.372 2.053 -1.288
H11 -0.326 0.513 -2.180
H12 1.119 1.082 -1.315

Atom - Atom Distances (Å)
  N1 C2 C3 C4 C5 H6 H7 H8 H9 H10 H11 H12
N11.16272.63043.47973.47973.13464.49493.54363.58734.49493.54363.5873
C21.16271.46782.47402.47402.07013.41582.72582.76133.41582.72582.7613
C32.63041.46781.54391.54391.10042.17172.19262.18332.17172.19262.1833
C43.47972.47401.54392.56152.16241.09621.09501.09602.79293.51652.8174
C53.47972.47401.54392.56152.16242.79293.51652.81741.09621.09501.0960
H63.13462.07011.10042.16242.16242.49302.50813.07742.49302.50813.0774
H74.49493.41582.17171.09622.79292.49301.78021.77922.57603.79463.1528
H83.54362.72582.19261.09503.51652.50811.78021.77693.79464.35953.8240
H93.58732.76132.18331.09602.81743.07741.77921.77693.15283.82402.6300
H104.49493.41582.17172.79291.09622.49302.57603.79463.15281.78021.7792
H113.54362.72582.19263.51651.09502.50813.79464.35953.82401.78021.7769
H123.58732.76132.18332.81741.09603.07743.15283.82402.63001.77921.7769

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 178.253 C2 C3 C4 110.372
C2 C3 C5 110.372 C2 C3 H6 106.263
C3 C4 H7 109.605 C3 C4 H8 111.422
C3 C4 H9 110.529 C3 C5 H10 109.605
C3 C5 H11 111.422 C3 C5 H12 110.529
C4 C3 C5 112.365 C4 C3 H6 108.625
C5 C3 H6 108.625 H7 C4 H8 108.519
H7 C4 H9 108.390 H8 C4 H9 108.300
H10 C5 H11 108.519 H10 C5 H12 108.390
H11 C5 H12 108.300
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B97D3/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.253      
2 C 0.095      
3 C -0.201      
4 C -0.272      
5 C -0.272      
6 H 0.158      
7 H 0.117      
8 H 0.130      
9 H 0.126      
10 H 0.117      
11 H 0.130      
12 H 0.126      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.148 3.783 0.000 3.953
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -30.640 1.735 0.000
y 1.735 -39.130 0.000
z 0.000 0.000 -30.111
Traceless
 xyz
x 3.980 1.735 0.000
y 1.735 -8.755 0.000
z 0.000 0.000 4.774
Polar
3z2-r29.548
x2-y28.490
xy1.735
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.116 -0.652 0.000
y -0.652 8.815 0.000
z 0.000 0.000 6.916


<r2> (average value of r2) Å2
<r2> 129.565
(<r2>)1/2 11.383