5-Oxazolones. Part V. Reaction of 4-alkylidene-5(4H)-oxazolones with ethyl 3-oxo-4-triphenylphosphoranylidene-butyrate

Academic Article
Publication Date:
1991
Citation:
5-Oxazolones. Part V. Reaction of 4-alkylidene-5(4H)-oxazolones with ethyl 3-oxo-4-triphenylphosphoranylidene-butyrate / F. Clerici, E. Folpini, M.L. Gelmi, D. Pocar. - In: TETRAHEDRON. - ISSN 0040-4020. - 47:42(1991), pp. 8907-8916.
abstract:
The reaction of 4-alkylidene-5(4H)-oxazolones 2a-e with ethyl 3-oxo-4-triphenylphosphoranylidene-butyrate 1 affords dihydrobenzoxazoles 3a-c and the diastereoisomeric 1,3-cyclohexanedione ylides 4a-e and 5a-e. 3a is oxidized to the corresponding benzoxazoles 7a,b with iodine.
IRIS type:
01 - Articolo su periodico
List of contributors:
Authors of the University:
Link to information sheet:
https://air.unimi.it/handle/2434/177016

Research Areas

Concepts


Settore CHIM/06 - Chimica Organica