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

using model chemistry: MP4=FULL/6-311G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2 2A
Energy calculated at MP4=FULL/6-311G**
 hartrees
Energy at 0K-118.220112
Energy at 298.15K-118.226320
HF Energy-117.667018
Nuclear repulsion energy75.173973
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 MP4=FULL/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' 3193 3070        
2 A' 3124 3003        
3 A' 3068 2950        
4 A' 2989 2874        
5 A' 1504 1446        
6 A' 1493 1436        
7 A' 1425 1370        
8 A' 1189 1144        
9 A' 1052 1012        
10 A' 896 862        
11 A' 429 413        
12 A' 355 341        
13 A' 153 147        
14 A" 3124 3004        
15 A" 3068 2950        
16 A" 2987 2872        
17 A" 1494 1436        
18 A" 1483 1426        
19 A" 1432 1376        
20 A" 1377 1324        
21 A" 1163 1119        
22 A" 944 908        
23 A" 941 904        
24 A" 99 95        

Unscaled Zero Point Vibrational Energy (zpe) 19489.3 cm-1
Scaled (by 0.9615) Zero Point Vibrational Energy (zpe) 18739.0 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 MP4=FULL/6-311G**
ABC
1.22756 0.27745 0.24773

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP4=FULL/6-311G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.015 0.548 0.000
C2 -0.015 -0.201 1.298
C3 -0.015 -0.201 -1.298
H4 0.322 1.583 0.000
H5 -0.768 -1.001 1.290
H6 -0.768 -1.001 -1.290
H7 0.960 -0.686 1.486
H8 -0.222 0.459 2.148
H9 0.960 -0.686 -1.486
H10 -0.222 0.459 -2.148

Atom - Atom Distances (Å)
  C1 C2 C3 H4 H5 H6 H7 H8 H9 H10
C11.49871.49871.08812.15182.15182.16372.15972.16372.1597
C21.49872.59592.23171.09902.81121.10471.09602.98963.5146
C31.49872.59592.23172.81121.09902.98963.51461.10471.0960
H41.08812.23172.23173.08673.08672.78602.48442.78602.4844
H52.15181.09902.81123.08672.57901.76811.77953.28543.7743
H62.15182.81121.09903.08672.57903.28543.77431.76811.7795
H72.16371.10472.98962.78601.76813.28541.77342.97303.9895
H82.15971.09603.51462.48441.77953.77431.77343.98954.2958
H92.16372.98961.10472.78603.28541.76812.97303.98951.7734
H102.15973.51461.09602.48443.77431.77953.98954.29581.7734

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 110.926 C1 C2 H7 111.528
C1 C2 H8 111.746 C1 C3 H6 110.926
C1 C3 H9 111.528 C1 C3 H10 111.746
C2 C1 C3 120.009 C2 C1 H4 118.386
C3 C1 H4 118.386 H5 C2 H7 106.710
H5 C2 H8 108.329 H6 C3 H9 106.710
H6 C3 H10 108.329 H7 C2 H8 107.381
H9 C3 H10 107.381
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability