
Synthesis p. 1185 - 1194 (1998)
Update date:2022-08-05
Topics:
Okawa, Tomohiro
Kawase, Masaru
Eguchi, Shoji
The intermolecular aza-Wittig reaction of iminophosphoranes 4 derived from 3-aminopyrazine-2-(N-substituted)-carboxamide derivatives 2 with various acyl chlorides followed by heterocyclization provided an efficient synthetic route to 2,3-disubstituted 4(3H)-pteridinone derivatives 5.
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