Advanced in heterocyclic chemistry/ Katitzky, Alan R., ed.

Chapter I
A Introduction
B Classification of degenerate ring transformations of heterocyclic systems
C Ring-bond-redistribution graphs

Chapter II Sn(ANRORC) Reactions in azines containing an "Outside" leaving group
A The discovery of the Sn(ANRORC) concept
B Sn(ANRORC) reactions in Monoazines
C Sn(ANRORC) substitutions in Diazines
D Sn(ANRORC) substitutions in Triazines and Tetrazines

Chapter III Sn(ANRORC) Reactions in Azaheterocycles containing an "Inside" leaving group
A Degenerate ring transformations involving the replacement of the Nitrogen of the Azaheterocycle by Nitrogen of reagent
B Degenerate ring transformations involving the replacement of the C-N fragment of the ring by a C-N moiety of a reagent
C Degenerate ring transformations involving replacement of a three-atom fragment of the Heterocyclic ring by three-atom reagent moiety
D Degenerate ring transformation involving the replacement of a carbon atom of the Heterocyclic ring by a Carbon atom of a Nucleophilic reagent

Chapter IV Degenerate ring transformations involving side-chain participation
A Introduction
B Degenerate ring transformations involving participation of one atom of a side chain
C Degenerate ring transformations involving the participation of two atoms of a side chain
D Degenerate ring transrormations involving participation of three atoms of a side chain