MULLEN G. B.; GEORGIEV V. ST.; ACKER C. C., HETEROCYCLES, 24,(1986) N 5, 1285-1286
作者:MULLEN G. B.、 GEORGIEV V. ST.、 ACKER C. C.
DOI:——
日期:——
A novel synthetic route to morpholin-2,3-diones from 2-aminoalcohols
作者:Laurence M. Harwood、Toby T. Tucker、Richard Angell、Harry Finch
DOI:10.1016/0040-4039(96)00800-3
日期:1996.6
Reaction of dimethyl acetylenedicarboxylate with 2-aminoalcohols possessing a primary amino group gives 3-methoxycarbonylmethylidinemorpholin-2-ones 5. Subsequent ozonolysis furnishes morpholin-2,3-diones 1 in excellent yields.