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User:Benjah-bmm27/degree/3/VKA

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Orbitals, VKA

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"Orbitals in Organic Chemistry"

Baldwin's rules for ring closure

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Exo-tet and exo-trig

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  • All exo-tet cyclisations are favoured
  • All exo-trig cyclisations are favoured

Endo-tet and endo-trig

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  • 5- and 6-endo-tet cyclisations are disfavoured
  • 3-, 4-, and 5-endo-trig cyclisations are disfavoured; 6- and 7-endo-trig are favoured

Dig

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  • All endo-dig cyclisations are favoured
  • 3- and 4-exo-dig are disfavoured; 5-, 6- and 7-exo-dig are favoured

Workshop questions

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