Tetrahedron p. 703 - 712 (1993)
Update date:2022-08-03
Topics:
Asensio, Amparo
Abarca, Belen
Jones, Gurnos
Hursthouse, Michael B.
Malik, K. M. Abdul
Reaction between 7-aminotriazolopyridines 1 or 2 and sulphuric acid gives hydroxyalkylpyridines 3 and 4; bromination gives brominated pyridine 5 or triazolopyridine 6.The anions from 1 or 2 are ambient, acylating on N but alkylating on N or on C6; in the latter case triazolylalkenylcyanides 16 - 20 or the 6,6-dialkylated derivative 19 are obtained.An X-ray diffraction study has confirmed structure 19. Key Words: Aminotriazolopyridines; Ambident Anions; Alkylation/Acylation; Triazolylalkenyl Cyanides; X-ray Diffraction.
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Doi:10.1021/ja00527a060
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