hc7 - Ethylene plus butadiene Diels-Alder TS      7 hc7 - Ethylene plus butadiene Diels-Alder TS

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    #  Species Formula
    48 CH3 plus FCl - CH3F plus Cl TSCH3FCl
    49 F - CH3 - Cl(-) TS, forward reactionCH3FCl
    50 FCH3Cl TS 1CH3FCl
    51 Cl-CH3-Cl (-) TSCH3Cl2
     1 H plus C2H4 - CH3CH2 TSC2H5
     2 CH3 plus C2H4 - CH3CH2CH2 TSC3H7
     3 hc1 - Ring-opening cyclobutene TSC4H6
     4 hc5 - Cyclobutadiene TSC5H6
     5 hc4 - Pentadiene TSC5H8
     6 hc2 - Hexatriene to cyclohexadiene TSC6H8
     7 hc7 - Ethylene plus butadiene Diels-Alder TS C6H10
     8 hc6 - 1,5 Hexadiene TSC6H10
     9 hc8 - Cyclobutadiene plus ethylene TSC7H10
    10 hc3 - Dimethylene to cyclobuta - benzene TSC8H8
    11 hc10 - Cyclonona-1,4,7-triene TSC9H12
    12 hc9 - Two cyclopentadiene TSC10H12
    13 hc11 - Cycloduodeca-1,5,9-triene TSC12H18
    14 HCN - HNC TSHCN
    15 6b Formonitrile Ylide plus acetylene TSC4H5N
    16 6a Formonitrile Ylide plus ethylene TSC4H7N
    17 9b Formoazomethine Ylide plus acetylene TSC4H7N


ΔHf: 22.0 kcal/mol,     REF: Ess, D. H., Houk, K. N., Activation Energies of Pericyclic Reactions ... J. Phys. Chem. A 109 9542-9553 2005
  

      hc7 - Ethylene plus butadiene Diels-Alder TS
      h=22.0+"Ethylene plus butadiene, separated" hr=eh2005
  C     0.00000000  0    0.0000000  0    0.0000000  0     0     0     0
  C     1.37849500  1    0.0000000  0    0.0000000  0     1     0     0
  C     1.40423300  1  120.7659840  1    0.0000000  0     2     1     0
  C     1.37852300  1  120.7793740  1   -0.0453290  1     3     2     1
  C     2.12794100  1   99.2079150  1   60.4093950  1     4     3     2
  C     1.38155700  1  109.7150110  1  -52.2838920  1     5     4     3
  H     1.08314600  1  122.2269380  1   32.7934040  1     1     2     3
  H     1.08053200  1  121.1919880  1  157.0934680  1     1     2     7
  H     1.08055600  1  121.1830440  1  109.6936700  1     4     3     5
  H     1.08316400  1  122.2333770  1  157.0990490  1     4     3     9
  H     1.08919800  1  120.0482940  1  170.4816260  1     2     1     3
  H     1.08920700  1  118.5030770  1  170.6546440  1     3     2     4
  H     1.08182100  1  120.8787010  1  102.1602650  1     6     5     4
  H     1.08145700  1  121.1358110  1  155.3955860  1     6     5    13
  H     1.08185700  1   89.9796950  1  123.0186660  1     5     4     6
  H     1.08119600  1   89.8177350  1  113.7445540  1     5     4    15