1193490-81-1Relevant articles and documents
New efficient synthesis of 4-aminocarbonyl substituted 4H-3,1-benzoxazines by a Passerini 3CC/Staudinger/aza-Wittig sequence
He, Ping,Wu, Jing,Nie, Yi-Bo,Ding, Ming-Wu
, p. 8563 - 8570 (2009)
α-Acyloxy-carboxamide azides 1, obtained from Passerini reaction of easily accessible o-azidobenzaldehyde with isocyanides and carboxylic acids, reacted with triphenylphosphine to give various 4-aminocarbonyl substituted 4H-1,3-benzoxazines 3 in moderate