1038397-07-7Relevant academic research and scientific papers
An unusual polyheterocyclic diversity by the π-cyclisation of N-carbamoyliminium ion, with or without tandem N,N-acetal cleavage, from spiro(imidazolidinoquinazolinones)
Pesquet, Anthony,Daich, Adam,Coste, Servane,Van Hijfte, Luc
, p. 1389 - 1396 (2008/12/21)
Spiro(imidazolidinoquinazolinones), obtained easily in one step from 1-carbamoylisatins, are readily converted in three steps by successive N-alkylations and sodium borohydride regio-selective reduction into the corresponding hydroxyspirolactams. The latt
