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

using model chemistry: B3LYP/Def2TZVPP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2 2A
Energy calculated at B3LYP/Def2TZVPP
 hartrees
Energy at 0K-118.529561
Energy at 298.15K-118.535657
HF Energy-118.529561
Nuclear repulsion energy75.554782
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 B3LYP/Def2TZVPP
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 3054 24.55      
2 A' 3088 2972 16.42      
3 A' 3012 2900 49.20      
4 A' 2942 2832 55.12      
5 A' 1491 1435 4.50      
6 A' 1478 1423 13.82      
7 A' 1414 1361 4.16      
8 A' 1181 1137 2.37      
9 A' 1028 989 0.03      
10 A' 886 853 1.89      
11 A' 389 374 9.70      
12 A' 348 335 16.75      
13 A' 107 103 1.13      
14 A" 3089 2973 29.37      
15 A" 3011 2898 7.61      
16 A" 2938 2828 23.69      
17 A" 1477 1422 1.09      
18 A" 1468 1413 0.59      
19 A" 1409 1357 7.07      
20 A" 1371 1320 2.88      
21 A" 1146 1103 0.28      
22 A" 948 913 0.87      
23 A" 941 906 0.10      
24 A" 115 111 0.02      

Unscaled Zero Point Vibrational Energy (zpe) 19224.0 cm-1
Scaled (by 0.9626) Zero Point Vibrational Energy (zpe) 18505.0 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 B3LYP/Def2TZVPP
ABC
1.25441 0.27908 0.24933

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/Def2TZVPP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.013 0.538 0.000
C2 -0.013 -0.199 1.296
C3 -0.013 -0.199 -1.296
H4 0.277 1.582 0.000
H5 -0.733 -1.022 1.286
H6 -0.733 -1.022 -1.286
H7 0.969 -0.645 1.507
H8 -0.255 0.456 2.134
H9 0.969 -0.645 -1.507
H10 -0.255 0.456 -2.134

Atom - Atom Distances (Å)
  C1 C2 C3 H4 H5 H6 H7 H8 H9 H10
C11.49051.49051.08362.14562.14562.15312.14872.15312.1487
C21.49052.59142.22121.09342.80361.09961.09073.00333.4996
C31.49052.59142.22122.80361.09343.00333.49961.09961.0907
H41.08362.22122.22123.07443.07442.77642.47032.77642.4703
H52.14561.09342.80363.07442.57171.75781.76943.29263.7556
H62.14562.80361.09343.07442.57173.29263.75561.75781.7694
H72.15311.09963.00332.77641.75783.29261.76203.01423.9958
H82.14871.09073.49962.47031.76943.75561.76203.99584.2670
H92.15313.00331.09962.77643.29261.75783.01423.99581.7620
H102.14873.49961.09072.47033.75561.76943.99584.26701.7620

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 111.348 C1 C2 H7 111.572
C1 C2 H8 111.772 C1 C3 H6 111.348
C1 C3 H9 111.572 C1 C3 H10 111.772
C2 C1 C3 120.760 C2 C1 H4 118.433
C3 C1 H4 118.433 H5 C2 H7 106.556
H5 C2 H8 108.220 H6 C3 H9 106.556
H6 C3 H10 108.220 H7 C2 H8 107.117
H9 C3 H10 107.117
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/Def2TZVPP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.151      
2 C -0.221      
3 C -0.221      
4 H 0.107      
5 H 0.077      
6 H 0.077      
7 H 0.080      
8 H 0.085      
9 H 0.080      
10 H 0.085      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.147 -0.122 0.000 0.191
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -21.827 0.294 0.000
y 0.294 -20.929 0.000
z 0.000 0.000 -20.941
Traceless
 xyz
x -0.892 0.294 0.000
y 0.294 0.455 0.000
z 0.000 0.000 0.437
Polar
3z2-r20.873
x2-y2-0.898
xy0.294
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.024 -0.026 0.000
y -0.026 5.683 0.000
z 0.000 0.000 6.640


<r2> (average value of r2) Å2
<r2> 61.532
(<r2>)1/2 7.844