Synthesis and halocyclization of N- and O-propargyl derivatives of quinolin-2(1H)-ones
作者:E. A. Vershinina、D. G. Kim、A. A. Osipov
DOI:10.1007/s11172-021-3098-2
日期:2021.2
The alkylation of 4-methyl- and 4,8-dimethylquinolin-2(1H)-ones with propargyl bromide gave 4-methyl-N-propargylquinolin-2(1H)-one and 4,8-dimethyl-2-propargyloxyquinoline, respectively, which react with iodine and bromine to form dihydro[1,3]oxazolo[3,2-a]quinolinium halides.
的4-甲基和4,8-二甲基喹2的烷基化(1 ħ) -酮与炔丙基溴,得到4-甲基Ñ -propargylquinolin-2(1 ħ) -酮和4,8-二甲基-2- propargyloxyquinoline分别与碘和溴反应形成二氢[1,3]恶唑基[3,2- a ]喹啉卤化物。