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All results from a given calculation for C5H7 (cyclopentenyl radical)

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

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 2A2
Energy calculated at M06-2X/6-31G*
 hartrees
Energy at 0K-194.575165
Energy at 298.15K-194.582360
HF Energy-194.575165
Nuclear repulsion energy163.516937
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/6-31G*
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A1 3274 3100 5.65      
2 A1 3214 3044 10.13      
3 A1 3063 2900 30.31      
4 A1 1528 1447 0.23      
5 A1 1518 1437 3.26      
6 A1 1310 1240 0.30      
7 A1 1122 1062 2.91      
8 A1 1057 1001 0.01      
9 A1 935 885 2.90      
10 A1 813 770 0.28      
11 A2 3078 2915 0.00      
12 A2 1239 1174 0.00      
13 A2 1001 948 0.00      
14 A2 639 605 0.00      
15 A2 89 84 0.00      
16 B1 3095 2931 39.52      
17 B1 1152 1091 2.35      
18 B1 968 917 3.62      
19 B1 811 768 2.23      
20 B1 629 596 52.10      
21 B1 423 401 7.17      
22 B2 3263 3090 9.51      
23 B2 3052 2890 31.88      
24 B2 1495 1415 0.14      
25 B2 1418 1343 12.63      
26 B2 1328 1258 0.31      
27 B2 1313 1243 2.85      
28 B2 1080 1023 0.01      
29 B2 928 879 12.20      
30 B2 725 686 0.26      

Unscaled Zero Point Vibrational Energy (zpe) 22779.5 cm-1
Scaled (by 0.947) Zero Point Vibrational Energy (zpe) 21572.2 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/6-31G*
ABC
0.26219 0.25536 0.13582

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 1.266
C2 0.000 1.145 0.504
C3 0.000 -1.145 0.504
C4 0.000 0.772 -0.962
C5 0.000 -0.772 -0.962
H6 0.000 0.000 2.353
H7 0.000 2.204 0.724
H8 0.000 -2.204 0.724
H9 0.877 1.185 -1.478
H10 -0.877 1.185 -1.478
H11 0.877 -1.185 -1.478
H12 -0.877 -1.185 -1.478

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 H6 H7 H8 H9 H10 H11 H12
C11.37531.37532.35812.35811.08632.27012.27013.11483.11483.11483.1148
C21.37532.28941.51262.41282.17441.08233.35632.16742.16743.18153.1815
C31.37532.28942.41281.51262.17443.35631.08233.18153.18152.16742.1674
C42.35811.51262.41281.54363.40322.21243.42051.09781.09782.20512.2051
C52.35812.41281.51261.54363.40323.42052.21242.20512.20511.09781.0978
H61.08632.17442.17443.40323.40322.74082.74084.10424.10424.10424.1042
H72.27011.08233.35632.21243.42052.74084.40882.58012.58014.13554.1355
H82.27013.35631.08233.42052.21242.74084.40884.13554.13552.58012.5801
H93.11482.16743.18151.09782.20514.10422.58014.13551.75332.36932.9475
H103.11482.16743.18151.09782.20514.10422.58014.13551.75332.94752.3693
H113.11483.18152.16742.20511.09784.10424.13552.58012.36932.94751.7533
H123.11483.18152.16742.20511.09784.10424.13552.58012.94752.36931.7533

picture of cyclopentenyl radical state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C4 109.388 C1 C2 H7 134.608
C1 C3 C5 109.388 C1 C3 H8 134.608
C2 C1 C3 112.678 C2 C1 H6 123.661
C2 C4 C5 104.273 C2 C4 H9 111.270
C2 C4 H10 111.270 C3 C1 H6 123.661
C3 C5 C4 104.273 C3 C5 H11 111.270
C3 C5 H12 111.270 C4 C2 H7 116.004
C4 C5 H11 112.090 C4 C5 H12 112.090
C5 C3 H8 116.004 C5 C4 H9 112.090
C5 C4 H10 112.090 H9 C4 H10 105.985
H11 C5 H12 105.985
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at M06-2X/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.126      
2 C -0.163      
3 C -0.163      
4 C -0.351      
5 C -0.351      
6 H 0.159      
7 H 0.164      
8 H 0.164      
9 H 0.166      
10 H 0.166      
11 H 0.166      
12 H 0.166      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.000 0.000 -0.324 0.324
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -32.335 0.000 0.000
y 0.000 -28.586 0.000
z 0.000 0.000 -29.808
Traceless
 xyz
x -3.138 0.000 0.000
y 0.000 2.485 0.000
z 0.000 0.000 0.653
Polar
3z2-r21.306
x2-y2-3.749
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.501 0.000 0.000
y 0.000 9.152 0.000
z 0.000 0.000 7.737


<r2> (average value of r2) Å2
<r2> 0.000
(<r2>)1/2 0.000