Tetrahedron

New syntheses of 5-acylhydantoins and of 5-acyl-4-hydroxyoxazoles: Precursors of β-keto-β-amino acids and of β-keto-α-hydroxy acid amides

F Ramirez, SB Bhatia, CD Telefus, CP Smith

文献索引：Ramirez,F. et al. Tetrahedron, 1969 , vol. 25, p. 771 - 782

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被引用次数: 4

摘要

The 2, 2, 2-trimethoxy-4, 5-dimethyl-2, 2-dihydro-1, 3, 2-dioxaphospholene made from biacetyl and trimethyl phosphite reacted with one mole equiv. of para-substituted phenylisocyanates to give 2, 2, 2-trimethoxy-4-(p-substituted) phenylimino-5-acetyl-5- ...