A novel synthesis of 5-amino-2,3- or 5- imino-2,5-dihydrofurans
作者:Z. Tanee Fomum、P. Forche Asobo、Stephen R. Landor、Phyllis D. Landor
DOI:10.1039/c39830001455
日期:——
4-Hydroxy-4,4-dialkylbut-2-ynenitriles add primary amines and ring close to give 5-amino-2,2-dialkyl-3-(alkylimino)-2,3-dihydrofurans whereas secondary amines similarly yield 5-imino-2,2-dialkyl-3-(dialkylamino)-2,5-dihydrofurans.