反应详情

from 7-(2-(3-benzylpiperidino)-1-oxoethyl)-2,3-dihydro-1,4-benzoxazin-3-one ("F"; obtainable by reaction of 2,3-dihydro-1,4-benzoxazin-3-one with chloroacetyl chloride to give 7-chloroacetyl-2,3-dihydro-4H-1,4-benzoxazin-3-one ("G"), then reaction with 3-benzylpiperidine):