2-(R)-(1-aminomethyl-3-oxo-4-trifluoromethyl-1,3-dihydroisoindol-2-yl)propionic acid hydrochloride 在
benzotriazol-1-yloxyl-tris-(pyrrolidino)-phosphonium hexafluorophosphate 、
三乙胺 作用下,
以
DMF (N,N-dimethyl-formamide) 为溶剂,
反应 4.0h,
生成
N-(t-butoxycarbonyl)-(R)-1,3,4,10b-tetrahydro-9-propyl-7-trifluoromethylpyrazino[2,1-a]isoindol-6(2H)-one 、
(4R,10bS)-1,3,4,10b-tetrahydro-4-methyl-3-oxo-7-trifluoromethoxypyrazino[2,1-a]isoindol-6(2H)-one