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

using model chemistry: B3LYPultrafine/TZVP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2 2A
Energy calculated at B3LYPultrafine/TZVP
 hartrees
Energy at 0K-118.523755
Energy at 298.15K-118.529853
HF Energy-118.523755
Nuclear repulsion energy75.481219
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 B3LYPultrafine/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' 3173 3056 26.10      
2 A' 3088 2975 18.00      
3 A' 3014 2903 52.50      
4 A' 2942 2835 57.76      
5 A' 1495 1440 4.48      
6 A' 1482 1427 17.07      
7 A' 1418 1366 4.64      
8 A' 1182 1138 2.41      
9 A' 1030 992 0.04      
10 A' 885 852 1.99      
11 A' 391 377 12.15      
12 A' 351 338 19.27      
13 A' 110 106 1.40      
14 A" 3089 2976 30.30      
15 A" 3012 2902 7.88      
16 A" 2938 2831 23.98      
17 A" 1480 1426 1.65      
18 A" 1471 1417 0.93      
19 A" 1413 1361 7.82      
20 A" 1373 1323 2.74      
21 A" 1147 1105 0.37      
22 A" 951 916 1.02      
23 A" 943 909 0.01      
24 A" 106 102 0.02      

Unscaled Zero Point Vibrational Energy (zpe) 19240.6 cm-1
Scaled (by 0.9634) Zero Point Vibrational Energy (zpe) 18536.4 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 B3LYPultrafine/TZVP
ABC
1.25204 0.27853 0.24887

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYPultrafine/TZVP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.009 0.535 0.000
C2 -0.009 -0.197 1.295
C3 -0.009 -0.197 -1.295
H4 0.186 1.600 0.000
H5 -0.773 -0.984 1.313
H6 -0.773 -0.984 -1.313
H7 0.951 -0.705 1.482
H8 -0.189 0.468 2.142
H9 0.951 -0.705 -1.482
H10 -0.189 0.468 -2.142

Atom - Atom Distances (Å)
  C1 C2 C3 H4 H5 H6 H7 H8 H9 H10
C11.48771.48771.08342.14822.14822.15772.15022.15772.1502
C21.48772.59002.22431.09652.82941.10221.09152.98203.5050
C31.48772.59002.22432.82941.09652.98203.50501.10221.0915
H41.08342.22432.22433.05353.05352.84522.45172.84522.4517
H52.14821.09652.82943.05352.62671.75491.77033.29633.7928
H62.14822.82941.09653.05352.62673.29633.79281.75491.7703
H72.15771.10222.98202.84521.75493.29631.76322.96423.9756
H82.15021.09153.50502.45171.77033.79281.76323.97564.2833
H92.15772.98201.10222.84523.29631.75492.96423.97561.7632
H102.15023.50501.09152.45173.79281.77033.97564.28331.7632

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 111.568 C1 C2 H7 111.983
C1 C2 H8 112.045 C1 C3 H6 111.568
C1 C3 H9 111.983 C1 C3 H10 112.045
C2 C1 C3 121.027 C2 C1 H4 118.955
C3 C1 H4 118.955 H5 C2 H7 105.908
H5 C2 H8 108.020 H6 C3 H9 105.908
H6 C3 H10 108.020 H7 C2 H8 106.986
H9 C3 H10 106.986
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYPultrafine/TZVP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.138      
2 C -0.348      
3 C -0.348      
4 H 0.131      
5 H 0.114      
6 H 0.114      
7 H 0.115      
8 H 0.122      
9 H 0.115      
10 H 0.122      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.168 -0.130 0.000 0.213
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -21.917 0.322 0.000
y 0.322 -20.930 0.000
z 0.000 0.000 -20.934
Traceless
 xyz
x -0.985 0.322 0.000
y 0.322 0.496 0.000
z 0.000 0.000 0.489
Polar
3z2-r20.978
x2-y2-0.987
xy0.322
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.872 -0.033 0.000
y -0.033 5.543 0.000
z 0.000 0.000 6.330


<r2> (average value of r2) Å2
<r2> 61.644
(<r2>)1/2 7.851