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All results from a given calculation for CH3CHCH (1-propenyl radical)

using model chemistry: mPW1PW91/6-31G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 2A'
Energy calculated at mPW1PW91/6-31G**
 hartrees
Energy at 0K-117.195583
Energy at 298.15K-117.199563
HF Energy-117.195583
Nuclear repulsion energy64.325103
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 mPW1PW91/6-31G**
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' 3291 3132 1.50      
2 A' 3176 3022 15.64      
3 A' 3079 2930 13.53      
4 A' 3064 2915 25.64      
5 A' 1722 1638 2.07      
6 A' 1499 1426 8.26      
7 A' 1418 1349 1.43      
8 A' 1282 1219 0.98      
9 A' 1130 1075 7.34      
10 A' 949 903 3.26      
11 A' 819 779 15.88      
12 A' 408 389 7.95      
13 A" 3130 2978 19.76      
14 A" 1499 1426 7.56      
15 A" 1066 1014 0.73      
16 A" 829 789 2.11      
17 A" 620 590 57.51      
18 A" 199 189 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 14588.5 cm-1
Scaled (by 0.9515) Zero Point Vibrational Energy (zpe) 13881.0 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 mPW1PW91/6-31G**
ABC
1.92092 0.31887 0.28807

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/6-31G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.445 0.000
C2 1.307 0.335 0.000
C3 -0.976 -0.695 0.000
H4 -0.436 1.450 0.000
H5 2.155 1.005 0.000
H6 -0.459 -1.656 0.000
H7 -1.625 -0.651 0.880
H8 -1.625 -0.651 -0.880

Atom - Atom Distances (Å)
  C1 C2 C3 H4 H5 H6 H7 H8
C11.31211.50061.09622.22672.15032.14872.1487
C21.31212.50472.07011.08072.66153.21673.2167
C31.50062.50472.21253.56271.09071.09471.0947
H41.09622.07012.21252.62933.10652.57002.5700
H52.22671.08073.56272.62933.73034.22004.2200
H62.15032.66151.09073.10653.73031.77321.7732
H72.14873.21671.09472.57004.22001.77321.7600
H82.14873.21671.09472.57004.22001.77321.7600

picture of 1-propenyl radical state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 H5 136.847 C1 C3 H6 111.180
C1 C3 H7 110.802 C1 C3 H8 110.802
C2 C1 C3 125.739 C2 C1 H4 118.264
C3 C1 H4 115.997 H6 C3 H7 108.459
H6 C3 H8 108.459 H7 C3 H8 106.999
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.128      
2 C -0.172      
3 C -0.421      
4 H 0.136      
5 H 0.145      
6 H 0.149      
7 H 0.146      
8 H 0.146      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.524 0.443 0.000 0.687
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -17.687 1.103 0.000
y 1.103 -18.017 0.000
z 0.000 0.000 -20.416
Traceless
 xyz
x 1.530 1.103 0.000
y 1.103 1.034 0.000
z 0.000 0.000 -2.564
Polar
3z2-r2-5.128
x2-y20.330
xy1.103
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.436 0.499 0.000
y 0.499 4.089 0.000
z 0.000 0.000 2.880


<r2> (average value of r2) Å2
<r2> 50.993
(<r2>)1/2 7.141