152152-18-6Relevant articles and documents
Synthesis of spirodienones by intramolecular ipso-cyclization of N-methoxy-(4-halogenophenyl)amides using [hydroxy(tosyloxy)iodo]benzene in trifluoroethanol
Miyazawa, Etsuko,Sakamoto, Takeshi,Kikugawa, Yasuo
, p. 5429 - 5432 (2007/10/03)
Spirodienones bearing the 1-azaspiro[4.5]decane ring system have been synthesized from N-methoxy-(4-halogenophenyl)amides by the intramolecular ipso attack of a nitrenium ion generated with [hydroxy(tosyloxy)iodo]-benzene in trifluoroethanol.