Efficient Method for the Synthesis of Optically Active 2-Amino-2-chromene Derivatives via One-Pot Tandem Reactions
作者:Jian-Wu Xie、Xiong Huang、Li-Ping Fan、Dong-Cheng Xu、Xin-Sheng Li、Hong Su、Yi-Hang Wen
DOI:10.1002/adsc.200900579
日期:2009.12
The asymmetric synthesis of functionalized 2-amino-2-chromene derivatives with high enantioselectivities via one-pot tandem reactions of functionalized α,β-unsaturated ketones with malononitrile catalyzed by 9-amino-9-deoxyepiquinine (1a) in combination with (R)-1,1′-binaphth-2,2′-diyl hydrogen phosphate (1c) is reported for the first time.
具有高对映选择性官能化的2-氨基-2-苯并吡喃衍生物的不对称合成通过官能化的α,β不饱和酮与丙二腈由9-氨基-9- deoxyepiquinine(催化的一锅串联反应1A组合地)与([R )首次报道了-1,1'-联萘-2,2'-二氢磷酸氢盐(1c)。