Synthesis and photochemical properties of cis-trans isomeric 1,2-di(9-phenanthryl)ethylene and 9- phenanthrylpropenones

Licentiate thesis, 1988

phenanthrene

2-Di (9-phenatryl) ethylene

9-phenanthryacetalehyde

10-dihydrophenanthrene

9-phenanthraldehyde

trans-9-phenanthrylpropene

reduction with LiAlH₄

cis-1

cycloaddition

9-hydromethyl-10-(9-phenathrylmethyl)-9

trans-cis isomerization

dehydrocyclization