Synthesis of 1-alkylselenocyclobutene via intermediate allenyl selenoketene
摘要:
Reactions of 2-alkynyl arylethynyl selenide 1 with alkyl iodides 3 in the presence of lithium aluminium hydride via allenyl selenoketene 2 afforded cyclobutene 4. Allenyl group of the intermediate allenyl selenoketene 2 was monitored by React IR. (C) 2005 Elsevier Ltd. All rights reserved.