Intramolecular diels-alder reactions of pyrazines with alkynylphenyl moieties as side-chain dienophiles
1990; Elsevier BV; Volume: 46; Issue: 10 Linguagem: Inglês
10.1016/s0040-4020(01)81533-7
ISSN1464-5416
AutoresN. Haider, H. C. VAN DER PLAS,
Tópico(s)Chemical Reaction Mechanisms
ResumoAbstract Intramolecular Diels-Alder reactions of (2-alkynylphenyl-X)-pyrazines (X = O, NAc, S) under neutral and acidic conditions are described. The isomer distribution of the resulting tricyclic b - and c -annelated pyridines is discussed.
Referência(s)