A s y m m e t r i c S y n t h e s i s o f C h i r a l A m i n e s w i t h a 9 -A n t h r a c e n y l G r o u p Abstract: Asymmetric synthesis of the 9-anthracenyl analogues of 1-phenylethylamine and 2,2,2-trifluoro-1-phenylethylamine was achieved via nucleophilic addition to the corresponding N-(tert-butylsulfinyl)imine.The synthesis of chiral amines is an important endeavor due to the many uses of chiral amines in medicinal chemistry. In asymmetric synthesis such amines are also a primary target because of their uses as ligands and organocatalysts. In this regard, we sought to obtain chiral amines 1 and 2 (Figure 1) in order to incorporate them into (thio)ureas for two purposes: as organocatalysts 1 and for the chiral recognition of carboxylates. 2 Amine 1 has been used previously as a chiral solvating agent 3 and in asymmetric synthesis 4 as a higher analogue of 1-phenylethylamine. 5
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