dibenzyl 2,2'-(7,7'-dibromo-3,3',4,4'-tetrahydro-2H,2'H-[8,8'-bibenzo[b][1,4]oxazine]-4,4'-dicarbonyl)(2S,2'S)-bis(pyrrolidine-1-carboxylate) 在
氢溴酸 、
溶剂黄146 作用下,
以
乙腈 为溶剂,
反应 0.58h,
生成 [7-bromo-8-[7-bromo-4-[(2S)-pyrrolidine-2-carbonyl]-2,3-dihydro-1,4-benzoxazin-8-yl]-2,3-dihydro-1,4-benzoxazin-4-yl]-[(2S)-pyrrolidin-2-yl]methanone 、 [7-bromo-8-[7-bromo-4-[(2S)-pyrrolidine-2-carbonyl]-2,3-dihydro-1,4-benzoxazin-8-yl]-2,3-dihydro-1,4-benzoxazin-4-yl]-[(2S)-pyrrolidin-2-yl]methanone