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

using model chemistry: M06-2X/3-21G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at M06-2X/3-21G*
 hartrees
Energy at 0K-210.124277
Energy at 298.15K-210.131836
HF Energy-210.124277
Nuclear repulsion energy158.859754
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 M06-2X/3-21G*
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' 3167 3000 20.24      
2 A' 3149 2983 11.43      
3 A' 3086 2923 1.36      
4 A' 3076 2913 5.06      
5 A' 2406 2279 2.99      
6 A' 1578 1495 18.25      
7 A' 1568 1485 10.60      
8 A' 1477 1399 7.25      
9 A' 1398 1324 2.04      
10 A' 1225 1161 5.01      
11 A' 1181 1118 11.58      
12 A' 947 897 0.90      
13 A' 792 750 0.57      
14 A' 602 570 1.95      
15 A' 370 351 0.17      
16 A' 320 303 0.61      
17 A' 257 243 1.32      
18 A" 3163 2996 0.74      
19 A" 3146 2980 4.48      
20 A" 3075 2913 11.11      
21 A" 1558 1476 0.00      
22 A" 1555 1472 6.02      
23 A" 1458 1381 11.10      
24 A" 1345 1274 0.02      
25 A" 1151 1090 2.90      
26 A" 1004 951 0.15      
27 A" 982 930 4.55      
28 A" 635 602 0.33      
29 A" 260 246 0.00      
30 A" 225 213 3.01      

Unscaled Zero Point Vibrational Energy (zpe) 23076.5 cm-1
Scaled (by 0.9472) Zero Point Vibrational Energy (zpe) 21858.1 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 M06-2X/3-21G*
ABC
0.26478 0.13193 0.09697

See section I.F.4 to change rotational constant units
Geometric Data calculated at M06-2X/3-21G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 0.155 -2.207 0.000
C2 -0.112 -1.077 0.000
C3 -0.425 0.355 0.000
C4 0.155 1.018 1.271
C5 0.155 1.018 -1.271
H6 -1.516 0.461 0.000
H7 -0.094 2.083 1.268
H8 -0.254 0.560 2.175
H9 1.243 0.910 1.280
H10 -0.094 2.083 -1.268
H11 -0.254 0.560 -2.175
H12 1.243 0.910 -1.280

Atom - Atom Distances (Å)
  N1 C2 C3 C4 C5 H6 H7 H8 H9 H10 H11 H12
N11.16132.62703.46683.46683.14854.48113.54403.54124.48113.54403.5412
C21.16131.46572.46502.46502.08293.40542.72642.72433.40542.72642.7243
C32.62701.46571.54641.54641.09652.16912.19162.17462.16912.19162.1746
C43.46682.46501.54642.54242.17201.09411.09281.09382.76503.50072.7760
C53.46682.46501.54642.54242.17202.76503.50072.77601.09411.09281.0938
H63.14852.08291.09652.17202.17202.50212.51653.07472.50212.51653.0747
H74.48113.40542.16911.09412.76502.50211.77991.77952.53623.76863.1081
H83.54402.72642.19161.09283.50072.51651.77991.77943.76864.35063.7823
H93.54122.72432.17461.09382.77603.07471.77951.77943.10813.78232.5604
H104.48113.40542.16912.76501.09412.50212.53623.76863.10811.77991.7795
H113.54402.72642.19163.50071.09282.51653.76864.35063.78231.77991.7794
H123.54122.72432.17462.77601.09383.07473.10813.78232.56041.77951.7794

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 179.070 C2 C3 C4 109.808
C2 C3 C5 109.808 C2 C3 H6 107.897
C3 C4 H7 109.261 C3 C4 H8 111.109
C3 C4 H9 109.709 C3 C5 H10 109.261
C3 C5 H11 111.109 C3 C5 H12 109.709
C4 C3 C5 110.575 C4 C3 H6 109.352
C5 C3 H6 109.352 H7 C4 H8 108.952
H7 C4 H9 108.839 H8 C4 H9 108.932
H10 C5 H11 108.952 H10 C5 H12 108.839
H11 C5 H12 108.932
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at M06-2X/3-21G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.455      
2 C 0.342      
3 C -0.385      
4 C -0.525      
5 C -0.525      
6 H 0.264      
7 H 0.208      
8 H 0.219      
9 H 0.215      
10 H 0.208      
11 H 0.219      
12 H 0.215      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.639 3.743 0.000 3.797
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -30.363 0.761 0.000
y 0.761 -39.180 0.000
z 0.000 0.000 -30.037
Traceless
 xyz
x 4.245 0.761 0.000
y 0.761 -8.979 0.000
z 0.000 0.000 4.734
Polar
3z2-r29.468
x2-y28.817
xy0.761
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.968 -0.347 0.000
y -0.347 7.465 0.000
z 0.000 0.000 5.544


<r2> (average value of r2) Å2
<r2> 128.665
(<r2>)1/2 11.343