偶氮二甲酸二叔丁酯 、
benzyl 2-fluoro-4-methyl-3-oxopentanoate 在
1-(3,5-bis(trifluoromethyl)phenyl)-3-((R)-(6-methoxyquinolin-4-yl)((2R)-5-vinylquinuclidin-2-yl)methyl)guanidin 作用下,
以
甲苯 为溶剂,
反应 96.0h,
生成 ditert-butyl (S)-1-(1-(benzyloxy)-2-fluoro-4-methyl-1,3-dioxopentan-2-yl)hydrazine-1,2-dicarboxylate 、
ditert-butyl (R)-1-(1-(benzyloxy)-2-fluoro-4-methyl-1,3-dioxopentan-2-yl)hydrazine-1,2-dicarboxylate