Table 5.

Aza–Baylis–Hillman type CDC reaction

Entry	Ar	R	Product	Yield, %*
1	Ph	Acyl	16a	53 (30)
2	Ph	CN	16b	61 (58)
3	4-MeOC6H4	Acyl	16c	31 (29)
4	4-MeOC6H4	CN	16d	74 (69)

Tetrahydroisoquinoline (0.2 mmol), alkene (0.4 mmol), TBHP (0.2 mmol, 5.5 M in decane), CuBr (5 mol%), DABCO (10 mol%), and 4-éÅ molecular sieve (60 mg).

*NMR yields are based on tetrahydroisoquinoline and determined by ¹H NMR using an internal standard; isolated yields are given in parentheses.