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All results from a given calculation for CH3CHCH3 (Isopropyl radical)

using model chemistry: M06-2X/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2 2A
Energy calculated at M06-2X/6-31+G**
 hartrees
Energy at 0K-118.410756
Energy at 298.15K-118.416915
HF Energy-118.410756
Nuclear repulsion energy75.453729
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/6-31+G**
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' 3227 3073 24.65      
2 A' 3136 2986 17.61      
3 A' 3069 2922 44.61      
4 A' 2998 2855 42.83      
5 A' 1502 1431 5.64      
6 A' 1487 1416 17.67      
7 A' 1418 1351 4.59      
8 A' 1182 1126 2.01      
9 A' 1027 978 0.02      
10 A' 904 861 1.91      
11 A' 409 389 21.20      
12 A' 350 334 10.67      
13 A' 139 132 0.42      
14 A" 3137 2987 22.43      
15 A" 3070 2923 5.76      
16 A" 2996 2853 27.80      
17 A" 1490 1419 1.48      
18 A" 1476 1405 2.14      
19 A" 1429 1361 9.02      
20 A" 1368 1302 0.91      
21 A" 1164 1108 0.10      
22 A" 937 893 0.98      
23 A" 936 891 0.34      
24 A" 109 104 0.03      

Unscaled Zero Point Vibrational Energy (zpe) 19479.8 cm-1
Scaled (by 0.9522) Zero Point Vibrational Energy (zpe) 18548.6 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 M06-2X/6-31+G**
ABC
1.23318 0.28025 0.24984

See section I.F.4 to change rotational constant units
Geometric Data calculated at M06-2X/6-31+G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.012 0.546 0.000
C2 -0.012 -0.200 1.291
C3 -0.012 -0.200 -1.291
H4 0.271 1.594 0.000
H5 -0.779 -0.985 1.292
H6 -0.779 -0.985 -1.292
H7 0.950 -0.707 1.470
H8 -0.196 0.457 2.145
H9 0.950 -0.707 -1.470
H10 -0.196 0.457 -2.145

Atom - Atom Distances (Å)
  C1 C2 C3 H4 H5 H6 H7 H8 H9 H10
C11.49101.49101.08532.14552.14552.15842.15422.15842.1542
C21.49102.58152.22831.09732.80661.10261.09302.96743.5024
C31.49102.58152.22832.80661.09732.96743.50241.10261.0930
H41.08532.22832.22833.06983.06982.81412.47162.81412.4716
H52.14551.09732.80663.06982.58481.76061.77383.27093.7726
H62.14552.80661.09733.06982.58483.27093.77261.76061.7738
H72.15841.10262.96742.81411.76063.27091.76762.94003.9666
H82.15421.09303.50242.47161.77383.77261.76763.96664.2890
H92.15842.96741.10262.81413.27091.76062.94003.96661.7676
H102.15423.50241.09302.47163.77261.77383.96664.28901.7676

picture of Isopropyl radical state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 H5 111.056 C1 C2 H7 111.777
C1 C2 H8 112.030 C1 C3 H6 111.056
C1 C3 H9 111.777 C1 C3 H10 112.030
C2 C1 C3 119.920 C2 C1 H4 118.901
C3 C1 H4 118.901 H5 C2 H7 106.319
H5 C2 H8 108.155 H6 C3 H9 106.319
H6 C3 H10 108.155 H7 C2 H8 107.232
H9 C3 H10 107.232
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at M06-2X/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.025      
2 C -0.571      
3 C -0.571      
4 H 0.147      
5 H 0.159      
6 H 0.159      
7 H 0.163      
8 H 0.164      
9 H 0.163      
10 H 0.164      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.238 -0.153 0.000 0.283
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -21.965 0.468 0.000
y 0.468 -20.994 0.000
z 0.000 0.000 -20.873
Traceless
 xyz
x -1.032 0.468 0.000
y 0.468 0.425 0.000
z 0.000 0.000 0.607
Polar
3z2-r21.213
x2-y2-0.971
xy0.468
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.866 -0.041 0.000
y -0.041 5.407 0.000
z 0.000 0.000 5.982


<r2> (average value of r2) Å2
<r2> 61.486
(<r2>)1/2 7.841