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All results from a given calculation for C6H8 (3-Methylenecyclopentene)

using model chemistry: B3LYP/SDD

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at B3LYP/SDD
 hartrees
Energy at 0K-233.383306
Energy at 298.15K-233.391679
Nuclear repulsion energy214.882622
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/SDD
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 3256 3130 21.35      
2 A 3241 3116 24.05      
3 A 3209 3085 2.29      
4 A 3157 3035 7.11      
5 A 3120 2999 41.33      
6 A 3077 2958 17.98      
7 A 3070 2951 34.85      
8 A 3040 2922 47.41      
9 A 1703 1637 40.26      
10 A 1639 1575 0.73      
11 A 1520 1461 11.22      
12 A 1499 1441 3.98      
13 A 1479 1422 2.09      
14 A 1380 1326 1.94      
15 A 1342 1290 4.42      
16 A 1306 1256 0.66      
17 A 1274 1224 6.31      
18 A 1247 1198 0.24      
19 A 1176 1130 0.26      
20 A 1136 1092 3.17      
21 A 1054 1013 13.93      
22 A 1032 992 4.49      
23 A 1002 963 14.13      
24 A 971 934 2.41      
25 A 956 919 76.84      
26 A 921 885 11.52      
27 A 857 824 12.77      
28 A 856 823 1.05      
29 A 808 777 19.25      
30 A 783 752 1.19      
31 A 683 657 15.49      
32 A 630 605 0.77      
33 A 522 502 24.14      
34 A 362 348 0.42      
35 A 301 290 1.36      
36 A 71 68 0.01      

Unscaled Zero Point Vibrational Energy (zpe) 26838.2 cm-1
Scaled (by 0.9613) Zero Point Vibrational Energy (zpe) 25799.5 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/SDD
ABC
0.24045 0.11323 0.07925

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.103 -1.204 -0.000
H2 0.072 -1.832 0.881
H3 0.072 -1.831 -0.883
C4 -1.550 -0.608 0.000
H5 -2.126 -0.926 0.882
H6 -2.128 -0.926 -0.880
C7 2.196 -0.019 0.000
H8 2.782 0.897 0.001
H9 2.751 -0.954 0.000
C10 0.841 0.009 -0.000
C11 -1.325 0.897 -0.000
H12 -2.145 1.611 -0.000
C13 -0.006 1.215 -0.000
H14 0.403 2.222 -0.000

Atom - Atom Distances (Å)
  C1 H2 H3 C4 H5 H6 C7 H8 H9 C10 C11 H12 C13 H14
C11.09681.09681.56512.22472.22482.58553.56842.86501.53692.43053.47742.42113.4626
H21.09681.76412.21502.37802.95982.92763.94552.95362.18153.19054.18923.17374.1620
H31.09681.76412.21492.96042.37812.92813.94572.95472.18143.18964.18813.17294.1611
C41.56512.21502.21491.09951.09953.79184.58604.31542.46991.52202.29762.38983.4388
H52.22472.37802.96041.09951.76134.50275.30904.95653.23362.17732.68573.13964.1331
H62.22482.95982.37811.09951.76134.50405.31044.95783.23462.17742.68533.14044.1338
C72.58552.92762.92813.79184.50274.50401.08801.08771.35463.63834.63662.52422.8697
H83.56843.94553.94574.58605.30905.31041.08801.85182.13404.10714.97802.80572.7223
H92.86502.95362.95474.31544.95654.95781.08771.85182.13944.47745.52763.50873.9498
C101.53692.18152.18142.46993.23363.23461.35462.13402.13942.34153.38861.47412.2555
C112.43053.19053.18961.52202.17732.17743.63834.10714.47742.34151.08691.35742.1780
H123.47744.18924.18812.29762.68572.68534.63664.97805.52763.38861.08692.17522.6204
C132.42113.17373.17292.38983.13963.14042.52422.80573.50871.47411.35742.17521.0863
H143.46264.16204.16113.43884.13314.13382.86972.72233.94982.25552.17802.62041.0863

picture of 3-Methylenecyclopentene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C4 H5 112.026 C1 C4 H6 112.038
C1 C4 C11 103.864 C1 C10 C7 126.687
C1 C10 C13 107.025 H2 C1 H3 107.063
H2 C1 C4 111.420 H2 C1 C10 110.738
H3 C1 C4 111.413 H3 C1 C10 110.731
C4 C1 C10 105.538 C4 C11 H12 122.572
C4 C11 C13 112.065 H5 C4 H6 106.441
H5 C4 C11 111.290 H6 C4 C11 111.300
C7 C10 C13 126.288 H8 C7 H9 116.675
H8 C7 C10 121.384 H9 C7 C10 121.940
C10 C13 C11 111.507 C10 C13 H14 122.788
C11 C13 H14 125.705 H12 C11 C13 125.363
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/SDD Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.515      
2 H 0.213      
3 H 0.213      
4 C -0.418      
5 H 0.204      
6 H 0.204      
7 C -0.735      
8 H 0.215      
9 H 0.211      
10 C 0.512      
11 C -0.216      
12 H 0.224      
13 C -0.355      
14 H 0.243      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.891 -0.319 0.000 0.946
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -35.013 0.186 0.001
y 0.186 -33.807 -0.000
z 0.001 -0.000 -39.432
Traceless
 xyz
x 1.606 0.186 0.001
y 0.186 3.415 -0.000
z 0.001 -0.000 -5.021
Polar
3z2-r2-10.043
x2-y2-1.206
xy0.186
xz0.001
yz-0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 14.167 -0.092 0.010
y -0.092 8.416 0.004
z 0.010 0.004 5.105


<r2> (average value of r2) Å2
<r2> 155.244
(<r2>)1/2 12.460