Table 2.

Synthesis of Dihydroquinolinones form Various Vinyl Aminoalcohols^a

Entry	1: R1	3	Yield (%)b	drc	ee (%)c
1	1a: H	3aa	64	>19:1	99
2	1b: 5-Me	3ba	59	16:1	96
3	1c: 5-F	3ca	59	8:1	94
4	1d: 5-CF3	3da	66	6:1	98
5	1e: 4-MeO	3ea	61	19:1	99
6	1f: 4-Cl	3fa	60	12:1	99
7	1g: 6-F	3ga	73	>19:1	99
8			63	12:1	98

^aStandard conditions as indicated in entry 1 of Table 1

^bIsolated yield

^cDetermined by chiral HPLC analysis